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Lansfordite Glushinskite & Monohydrocalcite

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BCK682608

Lansfordite Glushinskite & Monohydrocalcite

David Burgess Collection
Rare Mineral

Description Tabs

Description
Locality: 
Gila Bend Mountains, Maricopa County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 2 × 3.1 cm
Description

You are bidding on a section of dessicated Saguaro cactus flesh with several different magnesium carbonate and oxalate species that have grown in the voids. Spheres of monohydrocalcite and glushinskite accompany prisms of lansfordite. Rare material and very unusual!

Mineral Data
What's on the rock

Lansfordite

Formula: 
MgCO3·5H2O
Strunz: 
5.CA.10
Crystal System: 
Monoclinic
Hardness: 
2.5
Streak: 
White
Type Locality: 
Nesquehoning Coal Mine, Nesquehoning, Lansford, Carbon Co., Pennsylvania, USA

Glushinskite

Formula: 
Mg(C2O4)·2H2O
Strunz: 
10.AB.10
Hardness: 
0.0
Type Locality: 
Chai-Tumus coal deposits (Chaitumusuk coal deposits), Lena River Basin, Bulun District, Polar Yakutia, Sakha Republic (Saha Republic; Yakutia), Eastern-Siberian Region, Russia

Monohydrocalcite

Formula: 
CaCO3·H2O
Strunz: 
5.CB.20
Hardness: 
2.0 - 3.0
Type Locality: 
Issyk Kul Lake, Issyk-Kul'skaya Oblast, Kyrgyzstan...

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