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Herkimer Diamond Diamond

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Watches:
AFM96225

Herkimer Diamond Diamond

Description Tabs

Description
Locality: 
Benchmark Quarry, St Johnsville, Montgomery County, New York, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.2 × 2.4 cm
Description

A fine Herkimer diamond quartz crystal on a dolostone matrix with dolomite and pyrite from the Benchmark Quarry in St. Johnsville, Montgomery County, New York, USA. This fine specimen is undamaged.

Mineral Data
What's on the rock

Herkimer Diamond

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
0.0

Diamond

Formula: 
C
Strunz: 
1.CB.10a
Crystal System: 
Isometric
Hardness: 
10.0
Streak: 
none
AmericanFineMinerals