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Ilvaite

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FRN115977

Description Tabs

Description
Locality: 
Huanggang Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 1 × 0.9 cm
Largest Crystal: 
3.10cm
Description

The main ilvaite crystal is parallel growths with several small ilvaite crystals. Well formed and terminated with some tiny etches of quartz dotted at the terminated and side.

Mineral Data
What's on the rock

Ilvaite

Formula: 
CaFe2+2Fe3+(Si2O7)O(OH)
Strunz: 
9.BE.07
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Torre di Rio - Santa Filomena area (Monte della Torre), Rio Marina, Elba Island, Livorno Province, Tuscany, Italy
Oriental Minerals