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Herderite With Tourmaline & Quartz

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KRM148546

Herderite With Tourmaline & Quartz

Description Tabs

Description
Locality: 
Shengus, Haramosh Mountains, Skardu District, Gilgit-Baltistan, Pakistan
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 2.4 × 2.5 cm
Description

 An interesting well termibated dark black tourmaline slight blue at top termibation when back lighting ,  covered by minor herderite crystals , there is well doubly terminated quartz crystal embbed in one edge.

No dmage.

Mineral Data
What's on the rock

Herderite

Formula: 
CaBePO4(F,OH)
Strunz: 
8.BA.10
Crystal System: 
Monoclinic
Hardness: 
5.0 - 5.5
Type Locality: 
Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Quartz

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

Seller Information

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