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Uvite & Quartz

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SPH187184

Uvite & Quartz

Description Tabs

Description
Locality: 
Raikot, Chilās, Diamer District, Gilgit-Baltistan, Pakistan
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.9 × 3.6 × 2.5 cm
Description

A cluster of prettily green uvite crystals nested in quartz. The crystals have different color-zones: From light green to a line of dark green and a practically colorless tip. The backside of the specimen shows a matrix of white feldspar and black schorl. A small but surprisingly detailed piece!

Mineral Data
What's on the rock

Uvite

Formula: 
Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Group Parent: 
Tourmaline
Crystal System: 
Trigonal
Hardness: 
7.5
Colour: 
Black, greenish-black
Streak: 
Light-brown, light-green, or white

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
Saphira Minerals