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Roweite & Calcite

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PMN626670

Roweite & Calcite

Description Tabs

Description
Locality: 
Shijiangshan Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 3 cm
Largest Crystal: 
2.50cm
Weight: 
41.00gr
Description

Large lamellar blades of the rare roweite first discovered in quality crystals from this find in 2017. Good andradite is also present in the matrix as well as some naturally etched calcite. An unidentified white mineral is also present.

Mineral Data
What's on the rock

Roweite

Formula: 
Ca2Mn2+2B4O7(OH)6
Strunz: 
6.DA.25
Hardness: 
5.0
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Calcite

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