Gemstone profile and identification guide
Green Tourmaline
Green Tourmaline is a Green cyclosilicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.
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Overview
Green Tourmaline is a Green cyclosilicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.
Use this profile as a collector reference and educational guide for quick on-page comparison, then validate with the interactive identification system.
Identification
Name: Green Tourmaline
Scientific classification: Cyclosilicate
Hardness: 7 Mohs
Transparency: transparent
Lustre: vitreous
Crystal system: Hexagonal
Primary colour: Green
Secondary colour: Not specified
Colour family: Greens
Physical Properties
Hardness category: medium
Hardness value: 7 Mohs
Chemical composition: Complex borosilicate of aluminum, iron, magnesium, sodium, lithium
Crystal system: Hexagonal
Common locations: Brazil, Afghanistan, Madagascar, Mozambique
Learn more: Gem-A gemstone education resources.
Colour Variations
Green Tourmaline is classified within the greens palette. Primary colour: green.
Optical effects: None specified in the current dataset.
Formation
Crystallizes from high-temperature pegmatite fluids and hydrothermal veins.
Origin
Brazil, Afghanistan, Madagascar, Mozambique
Uses
Best for: Jewellery, displays, and design accents.
Ideal uses: Versatile collections and polished showcases.
Care
Use warm soapy water and avoid exposure to strong acids. Store away from harder stones.
Need another candidate? Use advanced gemstone search or return to the identification guide.
Related gemstones by colour
Related gemstones by hardness
Gemstones from the same mineral family
Commonly confused gemstones
Green Tourmaline FAQ
How can I identify Green Tourmaline?
Compare hardness (7 Mohs), crystal system (Hexagonal), colour profile, and lustre (vitreous) with your sample. Then cross-check related gemstones listed above.
What colour range does Green Tourmaline appear in?
Green Tourmaline is classified within the greens palette. Primary colour: green.
Where is Green Tourmaline commonly used?
Versatile collections and polished showcases.. For maintenance, follow the care guidance in this profile.
Scientific References
Reference data from GIA and Mindat mineral records.