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Northupite

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PDM836274

Northupite

Type Locality

Description Tabs

Description
Locality: 
Searles Lake, San Bernardino County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.6 × 0.5 × 0.4 cm
Description

Euhedral light-brown octahedral crystal of northupite, with moderate lustre and well-defined edges, with some tiny matrix. A nice representative and classic specimen from Searles Lake, the type locality for this carbonate.

Acquired in 1977 to J. Hardman; Ex René Virlet specimen.

Mineral Data
What's on the rock

Northupite

Formula: 
Na3Mg(CO3)2Cl
Strunz: 
5.BF.05
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0
Type Locality: 
Searles Lake, San Bernardino Co., California, USA

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