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Garnet Var Grossular

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QBM943598

Garnet Var Grossular

Classic Locality

Description Tabs

Description
Locality: 
Jeffrey Mine, Val-des-Sources, Estrie, Québec, Canada
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1 × 1.1 cm
Description

A cool specimen of very rare garnet var. grossular with green phantoms from the famous Jeffrey mine, Quebec, Canada. The grossular crystals are gem with green cores which are result of chromium and surrounded by transparent colorless areas. The crystals have rhombic dodecahedral sharp crystallization and good luster. The green cored garnets are among the most unusual and rare Jeffrey mine garnets. This was mined long time ago - the mine is closed now. For references see the 2013 issue of The Mineralogical Record vol. 44, # 4. In very good condition - some contacts. On acrylic base.

Marvelous phantom garnets!

Shipping weight up to 0.250 kg

#19956

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