Boulder Opal

Boulder Opal: Discover Queensland’s Natural Marvel in Detail

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What Is Boulder Opal?

Boulder Opal is an exquisite gemstone renowned for its distinct appearance, setting it apart from other Opals. Its captivating array of earthy hues, including brown, green, yellow, and blue, often accompanied by flashes of iridescent colors, make it a truly remarkable find.This Opal is primarily composed of silica and can contain up to 20% water, rendering it a hydrated form of silica. With a hardness rating of 5.5 to 6.5 on the Mohs scale, it falls within the category of relatively soft gemstones.

Boulder Opal
  • Historical Significance:
    • This Opal has a rich history deeply rooted in Indigenous Australian cultures, where it has been cherished for millennia.
    • Discovered by European settlers in the 19th century in Queensland, Australia, it has since captivated people worldwide, becoming one of the most sought-after Opals.
  • Mythological Beliefs:
    • In Aboriginal mythology, this Opal is believed to possess profound healing powers.
    • Legend holds that Opal originated when a rainbow touched the earth, leaving behind its vibrant energies, which were absorbed by the earth to give rise to this Opal.
    • It is thought to harness the essence of the rainbow, bestowing balance and harmony upon its wearer.
  • Geological Formation:
    • This Opals are found exclusively in the outback of Queensland, Australia.
    • They are formed as silica gel infiltrates crevices and gaps in ironstone, resulting in opals that often exhibit a backdrop of brown or gray, accentuated by vivid hues of green, blue, and red.
  • Symbolism and Metaphysical Attributes:
    • This Opal symbolizes creativity, inspiration, and emotional healing.
    • Its metaphysical attributes are said to facilitate communication, encourage self-expression, and foster mental clarity.
    • Additionally, it is believed to fortify bones and enhance digestion, according to some beliefs.
  • Testament to Nature’s Beauty:
    • This Opal stands as a testament to nature’s beauty and resilience.
    • Its unparalleled allure is best experienced firsthand, captivating individuals with its vibrant colors and unique formations.

History & Overview:

  • A Unique Gemstone:
    • This Opal is a distinct type of Opal renowned for its unique composition, combining two distinct minerals: Ironstone and Opal.
    • Its signature feature is the juxtaposition of the dark and Earthy tones of Ironstone with the opalescence of Opal, creating a breathtaking visual effect.
  • Composition and Formation:
    • This Opal is essentially a cut of Ironstone with inclusions of sparkling Opal inside.
    • Silica from decomposing rocks mixed with water and flowed into the seams and cracks of Ironstone, a type of sandstone, millions of years ago.
    • Over time, the silica mineralized, forming Opal with an amorphous crystal structure.
  • Polished Boulder Opal:
    • This Opal is precisely cut to highlight the beauty of both minerals it comprises.
    • Its polished surface reveals the natural divergence between Ironstone and Opal, showcasing their unique characteristics.
  • Historical Significance of Opal:
    • Opal has a long history of captivating humans, with its signature “play of colors” effect admired throughout the ages.
    • Early humans regarded Opal as a mystical “night stone” that glowed in dark caves, imbuing it with meanings of mysticism and power.
    • Many civilizations believed Opal held the remnants of spirits, adding to its allure and significance.
  • Discovery and Origin:
    • Miners first discovered this Opal in 1870 in Australia.
    • Most of the Opal available on the market today is found in Western Queensland, where it continues to be mined and appreciated for its remarkable beauty and rarity.


Boulder Opal
  • Symbol of Transformation:
    • This Opal represents transformation, symbolizing the process of change and adaptation in life’s journey.
  • Name and Formation:
    • Named for its discovery embedded in ironstone boulders, this Opal is also known as “Matrix Opal” due to its formation within the ironstone matrix rock.
    • It fills cracks and crevices, creating unique and beautiful patterns within the matrix.
  • Symbolism and Meanings:
    • Traditionally represented as a symbol of purity and clarity, this Opal is associated with communication, creativity, and adaptation to change.
    • It is believed to facilitate finding new opportunities and embracing transformation.
  • Official State Gemstone:
    • This Opal holds the distinction of being the official state gemstone of Queensland, Australia, owing to its significance to the region’s economy and cultural heritage.
  • Versatility and Flexibility:
    • This Opal embodies multiple meanings and purposes, offering flexibility for individuals to harness its powers according to their needs and intentions.
  • Healing Properties and Betterment:
    • This Opal is believed to promote betterment and improvement in one’s life, serving as a source of inspiration and guidance.
    • Its energy encourages individuals to pursue their dreams and aspirations.
  • Symbol of Hope and Illumination:
    • The shimmering opalescence of the Opal embodies hope and dreams, even in the darkest of times.
    • It serves as a guiding light, illuminating the path towards fulfilling one’s destiny.
  • Purification and Inner Strength:
    • This Opal has a purifying effect on the heart and soul, pushing individuals to achieve their goals and overcome challenges.
    • Its healing properties instill inner strength and resilience, empowering individuals to face life’s obstacles with courage and determination.
NameBoulder Opal
CompositionHydrated silica with iron oxide
ColorVaries, typically with a dark background and vibrant flashes of color
Crystal SystemAmorphous
Hardness5.5 – 6.5 on the Mohs scale
LusterWaxy to vitreous
TransparencyTranslucent to opaque
FractureConchoidal to uneven
Specific Gravity2.20
OccurrenceFound in Queensland, Australia, primarily in ironstone boulders known as “opal matrix”
Uses– Highly valued as a gemstone for its unique play-of-color and beauty
– Cut and polished into cabochons for use in jewelry and ornamental items
Metaphysical BeliefsThis Opal is believed to enhance creativity, intuition, and emotional healing. It is associated with the sacral and crown chakras, stimulating spiritual growth and insight.
Care TipsProtect the Opal from scratches, sharp blows, and extreme temperature changes. Clean it gently with a soft cloth and mild soap, avoiding harsh chemicals and ultrasonic cleaners. Store it separately from other gemstones to prevent scratches.
NoteThis Opal is renowned for its stunning patterns and colors, which result from the presence of hydrated silica spheres diffracting light. It is prized by collectors and enthusiasts for its rarity and natural beauty.



Emotional Properties & Benefits:

  • Companion Through Life’s Challenges:
    • This Opal serves as a steadfast companion offering ongoing emotional support.
    • It stands by individuals as they navigate the ups and downs of life.
  • Navigating Uncertainty:
    • Acknowledges the unpredictable nature of life and the challenges it presents regardless of age or status.
    • Encourages resilience and adaptability in the face of uncertainty.
  • A Light in Dark Times:
    • Acts as a beacon of light, guiding individuals through moments of despair and darkness.
    • Offers healing properties to uplift and inspire, helping individuals emerge from difficult situations.
  • Combatting Darkness with Joy:
    • This Opal is believed to counter darkness with joy and optimism.
    • Encourages a shift in perspective towards finding joy in the little things and cultivating optimism even amidst challenges.
  • Clarity of Thought:
    • Assists in decluttering the mind and fostering clarity of thought, especially during tough situations.
    • Helps individuals maintain focus and perspective amidst negative thought patterns.
  • Protection from Negativity:
    • Offers ongoing protection from external negativity and influences.
    • Shields individuals from absorbing the negativity of others, promoting a healthier mindset and emotional well-being.
  • Promoting Positive Thinking:
    • Encourages a positive outlook on life and fosters an optimistic attitude.
    • Helps individuals adopt healthier thought patterns and find joy in everyday experiences.
  • Enhancing Mental Resilience:
    • Strengthens mental resilience and empowers individuals to overcome challenges with clarity and determination.
    • Facilitates personal growth and the adoption of a more balanced and optimistic mindset.

Physical Properties & Benefits:

Boulder Opal
  • Ocular Health:
    • This Opal is associated with promoting ocular health in the crystal healing community.
    • It is believed to enhance clarity of vision and support overall eye health.
    • Some practitioners suggest it may soothe sore eyes, alleviate allergic reactions affecting the eyes, and reduce pressure that may lead to eye issues.
  • Detoxification:
    • Used for detoxifying the body by crystal healers.
    • Its energy is believed to strengthen the body’s natural detoxification processes, aiding in the elimination of toxins and promoting overall health.
  • Muscle Aches and Tension:
    • This Opal is thought to alleviate muscle tension and relieve muscle aches.
    • It may be used to address backaches and aid in recovery after intense workouts or injuries.
  • Stress-Related Issues:
    • Recommended for addressing stress-related ailments by crystal healers.
    • It is believed to help with chronic migraines, acne, stomach problems, and low energy levels associated with stress.
    • This Opal encourages vitality and helps individuals manage stress and anxiety, promoting overall well-being.
  • Relief from Stress and Anxiety:
    • This Opal is considered effective in alleviating stress and anxiety-related issues.
    • It aids in leaving behind ailments caused by stress and turmoil, promoting emotional balance and inner peace.

Metaphysical Properties & Benefits:

  • Root Chakra Influence:
    • This Opal is particularly influential in healing the root chakra (Muladhara), the entry point for life force energy.
    • An open and unblocked root chakra is essential for the smooth flow of energy throughout the body.
  • Impact of Blocked Root Chakra:
    • Blocked root chakras can lead to feelings of loss, complacency, and instability.
    • Individuals may struggle to pursue their goals and feel emotionally unsettled.
  • Rediscovering Purpose:
    • This Opal instills faith and inspires individuals to believe in their abilities and potential.
    • It aids in rediscovering one’s purpose and empowers individuals to pursue their goals with determination.
  • Stone for the Root Chakra:
    • Healers often utilize the Opal specifically for root chakra healing.
    • Its properties help in restoring balance and vitality to the foundational energy center.
  • Variety of Colors:
    • This Opal comes in a variety of colors, ranging from shades of brown and tan to vibrant hues like blue, black, green, and red.
    • Its color-changing effect adds to its uniqueness and metaphysical significance.
  • Association with Chakra Colors:
    • Each primary chakra corresponds to a specific color, with red being associated with the root chakra and purple with the crown chakra.
    • The Opal’s metaphysical effects vary based on its color, influencing not only the root chakra but also other chakras associated with its hues.
  • Secondary Effects Based on Color:
    • The secondary effects of this Opal depend on its color variations.
    • Different colors may have distinct healing properties and impacts on various chakras, contributing to overall energetic balance and alignment.
  • Potential for Khundalini Awakening:
    • The Opal’s diverse color spectrum offers the potential for Khundalini Awakening, a state of heightened spiritual consciousness.
    • Its versatility and vibrancy make it a potent tool for metaphysical healing and spiritual growth.

Spiritual Properties & Benefits:

  • Spirituality Beyond Religion:
    • Spiritual healing transcends specific religious beliefs and focuses on understanding oneself, the world, and the universe.
    • It entails gaining insights into one’s spiritual journey and connection to the cosmos.
  • Profound Healing Properties:
    • This Opal possesses profound healing properties that delve deep into the soul, reshaping one’s spiritual journey profoundly.
    • Its energies penetrate the depths of the spirit, guiding individuals towards spiritual growth and enlightenment.
  • Journey of Knowledge and Enlightenment:
    • The quest for knowledge and enlightenment is an ongoing process, but individuals often encounter obstacles that hinder their progress.
    • This Opal strengthens dedication to spiritual health and encourages perseverance on the path to ultimate bliss.
  • Unveiling Inner Truths:
    • This Opal aids in unveiling inner truths about oneself, even those that may be difficult to confront.
    • Facing these realities is crucial for spiritual growth and self-awareness, paving the way for profound transformation.
  • Belief in Self and Universe:
    • The stone instills faith in the universe and oneself, fostering a deep sense of trust and connection to cosmic energies.
    • It encourages individuals to believe in their ability to achieve anything and empowers them to pursue their destiny with vigor.
  • Strengthening Faith and Determination:
    • This Opal strengthens faith and determination, inspiring individuals to overcome challenges and pursue their spiritual goals.
    • Its meaning lies in believing in the inherent potential and destiny of each individual, regardless of the obstacles they may face.
  • Embracing Challenges for Growth:
    • Confronting difficult truths and challenges is an integral part of the spiritual journey.
    • This Opal encourages individuals to embrace these challenges as opportunities for growth and self-discovery.
  • Freedom to Explore the Universe:
    • Once individuals overcome internal obstacles, they gain the freedom to explore the vast expanse of the universe and unlock deeper layers of spiritual wisdom and understanding.
Akashic RecordsThis Opal enhances access to the Akashic Records, containing information on every soul’s journey. It is linked to the Third Eye Chakra and aids spiritual exploration through meditation or readings.
Psychic AbilitiesEnhances psychic abilities and intuition by connecting with the Third Eye and Crown Chakras. Wearing as jewelry or using during meditation/divination enhances communication with higher realms.
GrowthPromotes personal growth and emotional healing, connected to the Heart Chakra. Grounding properties aid in releasing negative emotions and fostering self-love. Use in meditation or carry for self-care.
PassionAwakens passion and creativity, associated with Venus. Enhances sensuality and zest for life. Wearing as jewelry or keeping nearby during romantic or creative activities amplifies its effects.
CreativityInspires creativity and artistic expression through its connection to the Crown Chakra. Vibrational energy opens channels of inspiration, facilitating connection with the higher self. Use in jewelry or pocket.


chakra for Boulder Opal
ChakraResonance and Effects
Root ChakraThe opal resonates with the root chakra, aiding in grounding individuals and fostering stability.
Sacral ChakraIt also resonates with the sacral chakra, promoting creativity, emotional balance, and sensuality.
Solar Plexus ChakraThis opal facilitates energy alignment and balance within the solar plexus chakra, boosting self-confidence and personal power.

Zodiac Connection:

Boulder Stone and Zodiac Signs

  • Universal Appeal:
    • This Opal transcends specific birthstones and zodiac associations, making it accessible to anyone seeking peace and happiness.
  • Connection to Virgo and Scorpio:
    • Virgo and Scorpio zodiac signs are said to share a stronger connection to the Opal due to their unique characteristics and tendencies.
  • Unique Traits of Virgo and Scorpio:
    • Virgos are known as “fixers” who seek to help others, while Scorpios are characterized by their strong-willed nature.
    • Both signs may experience periods of feeling uninspired or overwhelmed by challenges.
  • Finding Peace and Understanding:
    • The Opal’s properties and meaning offer Virgos and Scorpios a sense of peace and understanding.
    • It teaches them to accept situations beyond their control and find happiness despite setbacks.
  • Learning to Let Go:
    • Virgos and Scorpios may struggle with letting go of control or expectations.
    • This Opal encourages them to embrace the journey and accept that some things are beyond their control.
  • Perseverance and Motivation:
    • Instead of giving up or succumbing to negativity, the Opal inspires Virgos and Scorpios to persevere and maintain motivation in the face of challenges.
  • Continuing the Journey:
    • By embracing the teachings of this Opal, Virgos and Scorpios learn to navigate life’s ups and downs with resilience and determination, continuing their journey towards personal growth and fulfillment.

Crystal Combination:

Boulder Opal
  • Amethyst:
    • Known for its calming energy and ability to balance the crown chakra.
    • Enhances the root chakra alignment of boulder opal, fostering a deeper spiritual connection.
  • Clear Quartz:
    • Amplifies the effects of the opal’s crystalline structure, enhancing spiritual awareness.
    • Acts as a versatile healing crystal, intensifying the overall healing properties of the combination.
  • Citrine:
    • Boosts confidence and creativity, complementing the opal’s grounding energy.
    • Together, they promote a sense of empowerment and inspiration for personal growth.
  • Rose Quartz:
    • Promotes love and compassion with its soft pink color.
    • Adds an emotional dimension to the physical healing properties of this opal, fostering self-love and emotional balance.

Side Effects:

Sleep DisordersThis Opal’s stimulating energy may disrupt sleep patterns if used before bedtime. It’s advisable to avoid wearing or using it close to bedtime to prevent sleep disturbances.
Conflict with Birth ChartSome individuals may experience conflicts with their birth chart when using the Opal, leading to adverse effects. Consulting with a professional astrologer is recommended beforehand.
Fatigue and DizzinessExcessive use of the Opal may result in feelings of fatigue and dizziness. Taking regular breaks from wearing or using it can help mitigate these effects and prevent exhaustion.
Potential for FailuresWhile the Opal enhances success and personal growth, excessive use or unrealistic expectations may lead to failures. It’s crucial to set realistic goals and maintain a balanced approach.


Discovery LocationYowah, a small town situated in Queensland’s Outback region, is the primary discovery location of the opals.
Indigenous UseIndigenous Australians utilized Yowah nuts, which contain pockets of the opals, including this opals, for centuries before Europeans encountered and began exploiting them.


RarityThe opals are rare gemstones due to limited mining locations, enhancing their desirability and value in the market.
Unique ColorationThe presence of ironstone mixed with opal produces enhanced and unique colors in boulder opals, distinguishing them from other gemstones and increasing their value.
Labor-Intensive ProcessThe production process for the opals involves hand-cutting, which is labor-intensive and adds to the overall value of the gemstone.
Market ValueThis opals are highly valuable gemstones, with prices per carat reaching up to $3,500, reflecting their rarity, unique characteristics, and demand in the market.

How To Use It?

Boulder Opal
Ways to Use Opal
– Wear as a necklace, ring, or amulet to keep its healing powers close within your auric field.
– Enjoy ongoing optimism and strength throughout the day by wearing jewelry adorned with the Opal.
Loose Stone
– Carry smaller chunks of the Opal in your pocket for constant healing throughout the day.
– Apply directly to your chakras during meditation or incorporate it into stone altar arrangements for healing rituals.
Sculptures and Figurines
– Due to its relatively soft nature, the Opal can be found in sculptures and figurines, serving as excellent interior decor.
– Use the Opal sculptures to manage energy in your home, creating a peaceful and healing environment for all occupants.

How To Clean?

  • Moonlight Cleansing:
    • Place the Opal under moonlight, preferably during a full moon, for several hours.
    • Repeat positive affirmations and intentions to amplify the cleansing process and recharge the stone’s energy.
  • Smudging with Sage or Palo Santo:
    • Light sage or palo santo and allow the smoke to envelop the Opal for a few minutes.
    • The smoke helps release any accumulated negative energy, refreshing the stone’s energy field.
  • Positive Affirmations and Intentions:
    • Hold the Opal in your hand and focus on your intentions while repeating positive affirmations.
    • Allow its energy to realign with your intentions, fostering a deeper connection to its healing properties.
  • Periodic Cleansing:
    • This Opal requires periodic cleansing, ideally once a month if used regularly in crystal healing practices.
    • Cleansing ensures the stone’s healing properties remain potent and effective over time.
  • Purpose of Cleansing:
    • Cleansing goes beyond physical imperfections; it recharges the stone’s energy and removes accumulated negative energy.
    • It maintains the stone’s vibrational frequency and ensures its continued effectiveness in healing practices.
  • Cautions for Boulder Opal:
    • This Opal is soft and delicate, requiring caution during cleansing.
    • Avoid physical harm and harsh cleaning products that may damage the stone’s surface.

Water Cleansing:

Cleansing MethodDescription
Rinse under running waterWash the Opal under running water for a few minutes to remove negative energy accumulated over time.
Use mild soap and soft microfiber clothIf necessary, use a mild soap and a soft microfiber cloth to gently buff away grime and dirt from the surface of the Opal, ensuring its cleanliness and shine.
Limit cleansing sessionsLimit the frequency of cleansing sessions to prevent overexposure to water. The Opal is porous and can be damaged by prolonged soaking or excessive contact with water.

Dry Cleansing Methods:

  • Sage smudging is effective for cleansing the Opal, as the smoke purifies its energy field.
  • Healing crystals like Clear Quartz and Selenite can be placed nearby to facilitate self-cleansing and recharge the Opal’s energy.


This Opal’s captivating beauty and unique formation within ironstone boulders make it a cherished gemstone in jewelry and lapidary arts. Its mesmerizing play-of-color and purported metaphysical properties continue to enchant enthusiasts worldwide. As we marvel at its intricacies, the Opal reminds us of the Earth’s boundless beauty and the mysteries it holds deep within its depths.


  1. What is Boulder Opal?
    • The Opal is a type of opal gemstone that forms within ironstone boulders, resulting in a distinctive pattern of opal veins surrounded by the host rock.
  2. How is Boulder Opal different from other types of opal?
    • The Opal is unique due to its formation within ironstone boulders, which creates a striking contrast between the opal veins and the surrounding matrix. Other opal varieties may form in different geological settings.
  3. What colors can Boulder Opal display?
    • This Opal can exhibit a wide range of colors, including vibrant blues, greens, reds, oranges, and occasionally yellows and purples. The colors are created by the diffraction of light within the opal’s internal structure.
  4. What are the metaphysical properties associated with Boulder Opal?
    • Some people believe that Opal possesses metaphysical properties that promote emotional healing, self-awareness, and spiritual growth. However, these beliefs are not scientifically proven and vary among individuals.
  5. How is Boulder Opal used?
    • Boulder Opal is highly valued in jewelry making and lapidary arts. It is often cut and polished to showcase its unique patterns and play-of-color, and set into various types of jewelry such as rings, pendants, and earrings.
  6. Where is Boulder Opal found?
    • This Opal is primarily found in Queensland, Australia, particularly in the opal-rich regions of Quilpie, Winton, and Opalton. These areas are known for producing some of the finest Boulder Opals in the world.
  7. Is Boulder Opal expensive?
    • The price of the Opal varies depending on factors such as color intensity, play-of-color, pattern, and overall quality. Fine specimens can command high prices, while more common varieties may be more affordable.
  8. How should Boulder Opal be cared for?
    • This Opal should be handled with care to prevent scratches and damage. It is best to store the Opal jewelry separately from other gemstones to avoid abrasion. Additionally, avoid exposing the Opal to harsh chemicals and extreme temperatures. Regular cleaning with a soft cloth and mild detergent can help maintain its luster.

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