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Grossular & Uralite

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CLB173781

Grossular & Uralite

ex collection Klaus Krombholtz
Classic Locality

Description Tabs

Description
Locality: 
Grua District, Lunner, Viken, Norway
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 3.6 × 2.4 cm
Description

Nice specimen of coffee-brown, glossy (shows much better in nature) andradite-grossular mix crystals with green uralite.

Mineral Data
What's on the rock

Grossular

Formula: 
Ca3Al2(SiO4)3
Strunz: 
9.AD.25
Hardness: 
6.5 - 7.0
Type Locality: 
Akhtaragda River mouth (Achtaragda River mouth), Vilyui River Basin (Vilui River Basin; Wilui River Basin), Sakha Republic (Saha Republic; Yakutia), Eastern-Siberian Region, Russia

Uralite

Variety Of: 

Amphibole Supergroup

Formula: 
AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hardness: 
0.0
Hardness: 
0.0

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