rockIgneous

Scoria

Scoria is a dark, porous volcanic rock formed from basaltic magma, notable for its vesicular texture and lightweight nature.

Quick Facts

Key properties and characteristics

Category

rock

Family

Igneous

Colors

red, black, brown

Hardness

? Mohs

Luster

dull to subvitreous

Transparency

opaque

Found In

Italy, USA, New Zealand

Stone DNA

Property breakdown

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

Scores normalized to 10-point scale for comparison

Color Spectrum

Natural color variations

red
black
brown
redblackbrown

Origin Highlights

Where this stone is found

common
🇮🇹
ItalyPrimary
🇺🇸
USA
🌍
New Zealand
🌍
Iceland
🌍
Hawaii

Crystal Structure

Molecular arrangement

Interlocking Crystalline

Multiple crystals fused together in matrix

GraniteMarbleGneissQuartzite

Geology Deep Dive

Formation & composition

Formation

Scoria forms during explosive volcanic eruptions when basaltic magma is ejected and gases rapidly escape, leaving behind a porous, vesicular texture.

🌋

Volcanic / Plutonic

5-30 km below surface

Mineral Composition

Primarily basaltic minerals (plagioclase
pyroxene
olivine)
with abundant vesicles
Formation Timeline: Thousands to millions of years

Rashi & Planetary Match

Vedic astrology compatibility

💎
Birth Month: Not a traditional birthstone

Uses by Industry

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5 industry applicationsClick any to see related stones

Commonly Confused With

How to tell them apart

🆚
Pumicevs Scoria

Similar appearance

🆚
Basaltvs Scoria

Similar appearance

🆚
Cinder cone fragmentsvs Scoria

Similar appearance

Always verify with hardness test or expert examination

Formation & Geology

Scoria 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 scoria is primarily a practical stone, some spiritual traditions associate it with grounding and stability due to its volcanic origin. Its formation from fire and earth elements is thought to symbolize transformation and resilience. Scoria is sometimes used in meditation spaces or gardens to promote a sense of rootedness and protection. However, it is not commonly referenced in Vedic astrology or crystal healing practices.

Affirmations

"I am grounded and resilient."

"I embrace transformation and stability."

Rituals & Practices

  • Place scoria in gardens or meditation areas for grounding energy.
  • Use as a decorative element in spaces to symbolize strength and protection.

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.