File:Turquoise-40031.jpg · Wikimedia Commons · See Wikimedia Commons
AI overview
Turquoise is a blue-to-green mineral that forms from copper and aluminium, prized for thousands of years as a gemstone because of its attractive color. It is rare and particularly valuable in its finest forms, making it a sought-after stone for jewelry and decorative use.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Mineral.name
- Turquoise
- Mineral.category
- Phosphate minerals
- Mineral.boxbgcolor
- 00CED1
- Mineral.image
- Turquoise-40031.jpg
- Mineral.IMAsymbol
- Tqu
- Mineral.strunz
- 8.DD.15
- Mineral.system
- Triclinic
- Mineral.class
- Pinacoidal () (same H–M symbol)
- Mineral.colour
- Turquoise, blue, blue-green, green
- Mineral.habit
- Massive, nodular
- Mineral.cleavage
- Perfect on {001}, good on {010}, but cleavage rarely seen
- Mineral.fracture
- Conchoidal
- Mineral.mohs
- 5–6
- Mineral.luster
- Waxy to subvitreous
- Mineral.refractive
- nα = 1.610nβ = 1.615nγ = 1.650
- Mineral.opticalprop
- Biaxial (+)
- Mineral.birefringence
- +0.040
- Mineral.pleochroism
- Weak
via Wikipedia infobox
Wikidata facts
- Subclass of
- phosphate mineral
- Named after
- Turkey
- Image
- Turquoise with quartz.jpg
Show 10 more facts
- Commons category
- Turquoise (mineral)
- Nickel-Strunz 9th edition (updated 2009)
- 8.DD.15
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 8.DD.15
- crystal system
- triclinic crystal system
- described by source
- Encyclopædia Britannica 11th edition
- color
- turquoise
- different from
- turquoise
- IMA Mineral Symbol
- Tqu
- chemical formula
- CuAl₆(PO₄)₄(OH)₈·4H₂O
- Strunz 8th edition (series ID, updated)
- VII/D.08
Sources (5)
via Wikidata · CC0
Gallery (44)
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