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Uvarovite & Magnesiochromite

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UVM873882

Uvarovite & Magnesiochromite

Charles Trantham Estate (1936-2020)
Classic Locality

Description Tabs

Description
Locality: 
Jacksonville, Toulumne County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.1 × 3.6 × 3.6 cm
Description

A beautiful cabinet size specimen of uvarovite from California showing amazing color and sparkle to the unaided eye, and sharp crystals under magnification.   Collected by Charles Trantham, A.L. McGuiness, and Jack Parnau on April 24, 1982 "Near Don Pedro Reservoir, Near Jacksonville."

Mineral Data
What's on the rock

Uvarovite

Formula: 
Ca3Cr2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Saranovskii Mine (Saranovskoe), Saranovskaya Village (Sarany), Gornozavodskii area, Permskaya Oblast', Middle Urals, Urals Region, Russia...

Magnesiochromite

Formula: 
Mg(Cr,Al,Fe)2O4
Strunz: 
4.BB.05
Hardness: 
5.5
Streak: 
Brown
Type Locality: 
Schwarzenberg District, Erzgebirge, Saxony, Germany

Seller Information

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