rockIgneous

Rhyolite

Rhyolite is a light-colored, fine-grained extrusive igneous rock, chemically similar to granite.

Hardness: 6–7 Mohs

Quick Facts

Key properties and characteristics

Category

rock

Family

Igneous

Colors

pink, gray, light brown, green, red, yellow

Hardness

6–7 Mohs

Luster

vitreous to pearly

Transparency

opaque

Found In

USA, New Zealand, Iceland

Stone DNA

Property breakdown

Hardness
Mohs scale: 7
7.0/10
Durability
Resistance to wear
6.5/10
Luster
vitreous to pearly
5.0/10
Rarity
common
2.0/10
Density
2.6 g/cm³
5.2/10

Scores normalized to 10-point scale for comparison

Color Spectrum

Natural color variations

pink
gray
light brown
green
red
yellow
pinkgraylight browngreenredyellow

Origin Highlights

Where this stone is found

common
🇺🇸
USAPrimary
🌍
New Zealand
🌍
Iceland
🇦🇺
Australia
🇩🇪
Germany

Crystal Structure

Molecular arrangement

Interlocking Crystalline

Multiple crystals fused together in matrix

GraniteMarbleGneissQuartzite

Geology Deep Dive

Formation & composition

Formation

Rhyolite forms from the rapid cooling of high-silica lava at or near the Earth's surface, resulting in fine-grained texture and occasional porphyritic crystals.

🌋

Volcanic / Plutonic

5-30 km below surface

Mineral Composition

Quartz
feldspar (orthoclase
plagioclase)
minor biotite
hornblende
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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4 industry applicationsClick any to see related stones

Commonly Confused With

How to tell them apart

🆚
Granitevs Rhyolite

Similar appearance

🆚
Andesitevs Rhyolite

Similar appearance

🆚
Obsidianvs Rhyolite

Similar appearance

🆚
Tuffvs Rhyolite

Similar appearance

Always verify with hardness test or expert examination

Formation & Geology

Rhyolite 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

Rhyolite is valued in metaphysical circles for its ability to inspire change and creativity. Its volcanic origins symbolize transformation and renewal, making it a stone for those seeking personal growth or new beginnings. Some believe rhyolite helps access past life information and fosters emotional balance, grounding the user in Earth's stabilizing energies. While not linked to specific Vedic Rashi or planetary influences, rhyolite is sometimes used in meditation or healing practices to encourage insight and resilience.

Affirmations

"I am open to transformation."

"I embrace creativity and change."

"I am grounded in Earth's energy."

Rituals & Practices

  • Place rhyolite on your desk or creative space to inspire new ideas.
  • Hold during meditation for grounding and emotional balance.
  • Use in crystal grids for transformation and renewal.

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.