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Herderite With Hematite & Muscovite

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KRM544657

Herderite With Hematite & Muscovite

Description Tabs

Description
Locality: 
Shengus, Haramosh Mountains, Skardu District, Gilgit-Baltistan, Pakistan
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
8 × 10.5 × 3.4 cm
Largest Crystal: 
3.10cm
Description

An incredibly large three well doubly terminated herderite crystals measures 3.1cm x 2.3cm x 1cm , 2.3cm x 1.8cm 0.7cm , 2.1cm x 1.7cm x 0.8cm respectively hosts tovery beautul muscovite matrix , back side of muscovite shows to be alter from feldspar . minor hematite crystals can be seen , No damage ,  very very superb & perfect old specimen from seller's personal collection , 

Very hard to photograph , more beautiful & attractive specimen inperson.

 

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

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps