Tourmaline is found in different parts of the world and comes in various types including rubellite, indicolite, chrome tourmaline, and […]
Tourmaline
Name: Tourmaline
Mineral Category and Species:
- Mineral Category: Silicate
- Species: Cyclosilicate
Structure: Hexagonal crystal system
Chemical Composition: (XY3Z6(T6O18)(BO3)3V3W)
- X = Ca, Na, K, or vacancy
- Y = Al, Cr, Fe, Li, Mg, Mn
- Z = Al, Mg, Fe
- T = Si, Al, B
- V = OH, O
- W = OH, F, O
Color: Black, Pink, Red, Green, Blue, Watermelon, Colorless, Brown, Yellow
Optical Properties:
- Luster: Vitreous
- Transparency: Transparent to opaque
- Pleochroism: Strong
- Refractive Index: 1.616–1.675
- Birefringence: 0.014–0.040
Hardness: 7 – 7.5
Types of Tourmaline: Schorl, Dravite, Elbaite, Rubellite, Indicolite, Verdelite, Achroite, Watermelon Tourmaline
Main Localities: Brazil, Afghanistan, Pakistan, Madagascar, Sri Lanka, United States, Nigeria, Mozambique
Planet & Zodiac:
- Planet: Venus
- Zodiac: Libra, Scorpio
Uses:
- Jewelry
- Industrial Applications
- Carvings
Healing Properties:
- Helps release stress and negative energy
- Boosts immune function
- Aligns chakras and aids in meditation
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