gem • Tourmaline
Blue Tourmaline
Blue tourmaline, or indicolite, is the rare blue variety of tourmaline, from teal to deep ink blue. In Vedic tradition it is an uparatna for blue sapphire, linked with Saturn (Shani).
Quick Facts
Key properties and characteristics
Category
gem
Family
Tourmaline
Colors
teal, greenish blue, deep blue, neon blue (Paraíba)
Hardness
7–7.5 Mohs
Luster
Vitreous
Transparency
Transparent to translucent
Found In
Brazil, Afghanistan, Nigeria
Ruling Planet
Shani
Stone DNA
Property breakdown
Scores normalized to 10-point scale for comparison
Color Spectrum
Natural color variations
Origin Highlights
Where this stone is found
+1 more locations
Crystal Structure
Molecular arrangement
Trigonal
Three-fold symmetry, rhombohedral shape
Geology Deep Dive
Formation & composition
Formation
Crystallises in granite pegmatites; also recovered from alluvial gravels.
Volcanic / Plutonic
5-30 km below surface
Mineral Composition
Rashi & Planetary Match
Vedic astrology compatibility
Planetary Alignment
Uses by Industry
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Commonly Confused With
How to tell them apart
Similar appearance
Similar appearance
Similar appearance
Similar appearance
Always verify with hardness test or expert examination
Formation & Geology
Blue Tourmaline 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
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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Stone data enriched using AI with gemology and Vedic astrology sources. Always verify with certified experts for important decisions.