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Tetraferriphlogopite

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ESM683791

Tetraferriphlogopite

Rare Mineral

Description Tabs

Description
Locality: 
Kovdor Zheleznyi Mine, Kovdor Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.2 × 4 × 2.4 cm
Description

Sharp brown tetraferriphlogopite crystals on matrix

Mineral Data
What's on the rock

Tetraferriphlogopite

Formula: 
KMg3(Fe3+Si3O10)(OH,F)2
Strunz: 
9.EC.20
Hardness: 
0.0
Type Locality: 
Kovdor Zheleznyi Mine (Iron Mine), Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...