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Age OfCrystals

Black Crystal · Root Chakra

Black Obsidian

(black ob-SID-ee-un)

A powerful volcanic glass known as the mirror stone — it reveals hidden truths, provides deep protection and cuts through illusions with unflinching clarity.

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Chakra

Root

Root Chakra

protection, grounding

Black

Scorpio, Sagittarius

19 shapes available

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3 products

Black Obsidian Tumbled Stone - black obsidian crystal
black obsidian
tumbled
Black Obsidian Tumbled Stone
£4.99
protectiongroundinghealing
Black Obsidian Raw Piece - black obsidian crystal
black obsidian
raw
Black Obsidian Raw Piece
£7.99
Black Obsidian Palm Stone - black obsidian crystal
black obsidian
palm stone
Black Obsidian Palm Stone
£9.99
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Find the perfect black obsidian form for your practice

Black Obsidian Bookends
Black Obsidian Bowls
Black Obsidian Carvings
Black Obsidian Clusters
Black Obsidian Crystal Balls
Black Obsidian Eggs
Black Obsidian Freeform
Black Obsidian Geodes
Black Obsidian Hearts
Black Obsidian Palm Stones
Black Obsidian Pendulums
Black Obsidian Points / Towers
Black Obsidian Pyramids
Black Obsidian Raw / Rough
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Black Obsidian Spheres
Black Obsidian Tumbled Stones
Black Obsidian Wands
Black Obsidian Worry Stones

Black Obsidian Crystal Guide

Everything you need to know about working with black obsidian — from healing properties to geology.

Black Obsidian is the quintessential truth stone. Formed from rapidly cooled volcanic lava, this jet-black volcanic glass has been used for thousands of years as a tool for protection, scrying, and deep inner work. It is uncompromising in its energy — Black Obsidian does not gentle its truths but shows you exactly what needs to be seen, even if it is uncomfortable. For this reason, it is one of the most powerful stones for shadow work and personal transformation.
Black Obsidian symbolises truth, protection, and the courage to face your shadow self. It is the mirror stone — reflecting back exactly what needs to be seen for deep healing and transformation.
Black Obsidian provides powerful psychic protection, grounds scattered energy, reveals hidden truths and patterns, aids in shadow work, cuts energetic cords, and supports deep emotional healing.
Use Black Obsidian mirrors for scrying and self-reflection. Carry a tumbled piece for personal protection. Place at your front door to block negative energy. Use in meditation for deep shadow work and truth-seeking. Ground yourself first before working with this stone — its energy can be intense.
Look for a jet-black colour with a glassy lustre. Natural Black Obsidian may show conchoidal fracture patterns (shell-like curves). Avoid pieces with excessive cloudiness unless seeking Snowflake Obsidian (which has white inclusions).
Black Obsidian is a naturally occurring volcanic glass (mineraloid) formed when felsic lava cools rapidly with minimal crystal growth. Its black colour comes from magnetite nanoparticles and iron inclusions. It has a vitreous lustre and distinctive conchoidal fracture. Hardness 5-5.5 Mohs. Found worldwide near volcanic activity: Mexico, Iceland, Japan, Italy, USA.

Mohs Hardness

SoftHard

5-5.5 on the Mohs scale

Chemical Formula

SiO₂ (volcanic glass)

Elements

EarthFire

Ruling Planets

PlutoSaturn
Black Obsidian can be cleaned with warm water and a soft cloth. As volcanic glass (5-5.5 Mohs), handle with care as it can chip or crack on impact. Avoid harsh chemicals. It is safe in water briefly but prolonged soaking is unnecessary. Black Obsidian absorbs significant negative energy and should be cleansed regularly — weekly if used for protection work. Cleanse with sage smoke, moonlight, sound vibration, or by placing on Selenite. Burying in earth overnight is also effective for deep cleansing.
Black Obsidian charges most powerfully during the new moon, aligning with its shadow-work properties. Moonlight charging during any phase works well. Avoid prolonged sunlight. Earth burial for 24-48 hours provides deep grounding charge. Smoke charging with sage, palo santo, or mugwort is highly effective. Place near Black Tourmaline or Smoky Quartz for resonant protective charging. Black Obsidian also responds to intention-based charging — hold it firmly and direct your protective intentions into its glassy surface.
Black Obsidian is found in volcanic regions worldwide. Major sources include Mexico (the historical centre of Obsidian use), the western United States (Oregon, California, Wyoming), Iceland, Italy (particularly near Mount Etna), Japan, and parts of Central America. Mexican Obsidian is particularly prized for its quality and historical significance. It forms wherever rhyolitic lava cools rapidly, and deposits can range from small nodules to massive flows covering many square kilometres. It is abundant and sustainably sourced, making it one of the more affordable healing stones.
Black Obsidian has been used by humans for over 700,000 years, making it one of the oldest worked materials. Ancient civilisations prized it for razor-sharp blades — Aztec priests used Obsidian knives in ceremonies, and Obsidian scalpels are still used in some modern surgeries as they can be sharper than steel. The Aztecs created Obsidian mirrors called "tezcatl" used for divination. In ancient Greece, polished Obsidian mirrors were used for scrying. John Dee, advisor to Elizabeth I, famously used an Aztec Obsidian mirror for his occult practices. It remains one of the most powerful stones in modern crystal healing for shadow work and protection.

Use these affirmations while holding or wearing Black Obsidian to deepen your connection with its energy. Repeat each one slowly, feeling its resonance within you.

“I face my shadow self with courage and compassion”
“I am protected from all negative energies and intentions”
“I release old patterns that no longer serve my growth”
“I see the truth clearly, even when it is uncomfortable”
“I transform darkness into wisdom and strength”
“I am grounded, shielded, and spiritually sovereign”
“My inner mirror reflects the power of honest self-awareness”

Crystal Pairings

Pairs Well With

Black Obsidian combines beautifully with these crystals to amplify its healing properties

Black Tourmaline crystal — pairs well with Black Obsidian

Black Tourmaline

Black

Black Tourmaline

Black

Obsidian crystal — pairs well with Black Obsidian

Obsidian

Black

Obsidian

Black

Selenite crystal — pairs well with Black Obsidian

Selenite

White

Selenite

White

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Black Obsidian Jewellery

Discover beautiful black obsidian necklaces, bracelets, rings and earrings from expert artisans

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H

Hanna Jakab

Expert

Crystal Healing Practitioner · Gemstone Specialist · Founder

Founder of Age Of Crystals and practising crystal healer with over a decade of experience sourcing ethically mined gemstones. Hanna personally inspects every stone that enters the collection.

Reviewed by Philip Speidel — Product & Marketing Specialist

Black Obsidian FAQs

Common questions about black obsidian

Black obsidian is a naturally occurring volcanic glass formed when lava cools rapidly. It has a smooth, glassy texture with a deep black colour and a conchoidal fracture pattern. It has been used for tools, weapons, and spiritual purposes for over 10,000 years.

Black obsidian is one of the most powerful crystals for protection, shadow work, and revealing hidden truths. It acts as an energetic mirror, reflecting your deepest patterns and suppressed emotions back to you for healing. It is also valued for psychic protection and grounding during spiritual work.

Black obsidian is not physically dangerous when handled as a polished stone. However, its energy can be intense — it may bring suppressed emotions to the surface rapidly, which can feel overwhelming for beginners. Start with short meditation sessions and pair it with a comforting stone like rose quartz.

Black obsidian can briefly go in water for cleansing, but avoid prolonged soaking. With a Mohs hardness of 5–5.5, it is moderately durable but can chip along its sharp edges. Smoke cleansing or moonlight are gentler alternatives for regular maintenance.

Black obsidian is primarily associated with the Root chakra, providing deep grounding and protection. It also has a strong connection to the Earth Star chakra below the feet, anchoring your energy firmly into the physical plane during spiritual work.

Black obsidian is volcanic glass that absorbs and mirrors negativity, making it ideal for shadow work and self-reflection. Black tourmaline is a crystalline mineral that deflects and repels negativity, making it better for environmental protection and EMF shielding. Obsidian is more intense; tourmaline is steadier.

Cleanse black obsidian with moonlight, sage or palo santo smoke, sound healing, or by burying it in earth overnight. Given that obsidian absorbs significant amounts of energy, cleanse it after every intense session. Avoid saltwater as it may damage the surface over time.

Black obsidian can be intense for beginners due to its truth-revealing, shadow-surfacing energy. If you are new to crystals, consider starting with gentler protective stones like black tourmaline or smoky quartz, and introduce obsidian gradually during guided meditation sessions.

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