rock • Metamorphic

Amphibolite

Amphibolite is a dense, dark metamorphic rock primarily composed of amphibole and plagioclase minerals.

Quick Facts

Key properties and characteristics

Category

rock

Family

Metamorphic

Colors

dark green, black, grey

Hardness

? Mohs

Luster

subvitreous to dull

Transparency

opaque

Found In

India, USA, Canada

Stone DNA

Property breakdown

Hardness
Mohs scale: 5
5.0/10
Durability
Resistance to wear
5.4/10
Luster
subvitreous to dull
5.0/10
Rarity
common
2.0/10
Density
3.2 g/cm³
6.4/10

Scores normalized to 10-point scale for comparison

Color Spectrum

Natural color variations

dark green
black
grey
dark greenblackgrey

Origin Highlights

Where this stone is found

common
🇮🇳
IndiaPrimary
🇺🇸
USA
🇨🇦
Canada
🇳🇴
Norway

Crystal Structure

Molecular arrangement

Interlocking Crystalline

Multiple crystals fused together in matrix

GraniteMarbleGneissQuartzite

Geology Deep Dive

Formation & composition

Formation

Amphibolite forms when basaltic rocks undergo metamorphism, typically at medium to high temperatures and pressures, resulting in a dense, foliated texture.

🔥

Deep crustal transformation

10-40 km below surface

Mineral Composition

Amphibole (commonly hornblende)
plagioclase feldspar
minor quartz
Formation Timeline: Millions of years

Rashi & Planetary Match

Vedic astrology compatibility

💎
Birth Month: Not a traditional birthstone

Uses by Industry

Click to explore similar stones

4 industry applicationsClick any to see related stones

Commonly Confused With

How to tell them apart

🆚
Gabbrovs Amphibolite

Similar appearance

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Basaltvs Amphibolite

Similar appearance

→
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Schistvs Amphibolite

Similar appearance

→
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Eclogitevs Amphibolite

Similar appearance

→

Always verify with hardness test or expert examination

Formation & Geology

Amphibolite forms through geological processes over millions of years. The unique conditions of temperature and pressure create its distinctive characteristics and crystal structure.

Understanding the geological origins helps appreciate the rarity and natural beauty of this stone.

Uses & Applications

Spiritual & Healing

While amphibolite is primarily appreciated for its physical properties and geological significance, some spiritual practitioners regard it as a stone of grounding and stability. Its dense, dark nature is said to help anchor energies and foster resilience, making it a supportive stone for those seeking strength during times of change. However, amphibolite is not commonly used in Vedic astrology or mainstream spiritual practices, and its metaphysical associations are limited compared to more prominent gemstones. Its presence in the environment is sometimes thought to enhance a sense of security and connection to the earth.

Affirmations

"I am grounded and resilient."

"I embrace stability in times of change."

Rituals & Practices

  • •Place in meditation spaces for grounding energy.
  • •Use as a decorative stone to promote stability in the home.

The information provided is for educational purposes only and not intended as medical advice. Consult a qualified professional for health-related questions.

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Data
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1 months ago

Stone data enriched using AI with gemology and Vedic astrology sources. Always verify with certified experts for important decisions.