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Native Silver With Calcite

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SCH198768

Native Silver With Calcite

Description Tabs

Description
Locality: 
San Martín Mine, San Martín, Sombrerete Municipality, Zacatecas, Mexico
Size Range: 
Cabinet (10-18 cm)
Size: 
11.7 × 7.1 × 6.2 cm
Description

A large and heavy specimen of silver ore with many small wires of native silver with light gray poker chip calcite and accented with iridescent bornite. Quite different to other silver specimens from this area than are usually leafs or sheets.

 

Mineral Data
What's on the rock

Silver

Formula: 
Ag
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White
schani

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