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Labuntsovite-Mn

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Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1 × 0.8 cm
Description

Labuntsovite-Mn is a hydrous alkali titanium silicate from the labuntsovite supergroup. It was first scientifically described in 1955 and named after the Russian mineralogist couple Labuntsov and its manganese content. In Aris, the mineral forms beautiful brownish-orange crystals.
 

Mineral Data
What's on the rock

Labuntsovite-Mn

Formula: 
Na4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8·10-12H2O
Strunz: 
9.CE.30e
Hardness: 
6.0
Type Locality: 
Pegmatite No. 19, Kuftn'yun Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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Germany : Insured parcel < 2000g 6 €
6
Germany : Insured parcel > 2000g 9 €
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International <500g 10 €
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International > 500g < 1000g 18€
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USA 12€
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Worldwide < 5000g insured parcel 50€
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