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Tapiolite-(Fe)

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SKY757848

Tapiolite-(Fe)

Analysed

Description Tabs

Description
Locality: 
Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 0.8 × 0.8 cm
Description

Black crystal aggregates of the rare Tantalum-Niobium mineral ferrotapiolite from Morocco.

Analyxed specimen by SEM-EDS by Excalibur Mineral Company, see copy enclosed, that will be sent to the buyer.

Mineral Data
What's on the rock

Tapiolite-(Fe)

Formula: 
(Fe,Mn)(Ta,Nb)2O6
Strunz: 
4.DB.10
Hardness: 
6.0 - 6.5
Colour: 
Black
Type Locality: 
Tapiolite-(Fe) typelocality, Kulmala, Sukula Pegmatites, Tammela, Southern Finland Region, Finland

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