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Rossmanite

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MNR736807

Rossmanite

ex. Marek Patúš collection
Type Locality

Description Tabs

Description
Locality: 
Rožná Pegmatite, Žďár nad Sázavou, Vysočina Region, Czech Republic
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 2.8 × 2 cm
Description

Rare tourmaline rossmanite from the type locality. Crystals in cluster are fresh and have a nice luster. Rossmanite is nice light pink color frozen in pegmatite. Comes out of my own collection.

Mineral Data
What's on the rock

Rossmanite

Formula: 
☐(LiAl2)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White.
Type Locality: 
Rožná pegmatite (Rozna; Roschna), Žďár nad Sázavou, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic
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