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Osumilite

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LGM130073

Osumilite

ex Ring collection, Munich,Germany

Description Tabs

Description
Locality: 
North Sister Mountain, McKenzie Pass, Lane County, Oregon, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.8 × 2.3 cm
Description

Well-defined black osumilite crystals on on tridymite matrix. Size of individual crystals appr. 1-2 mm. Probably from Obsidian Cliffs, North Sister Mountains, although the label says only "Sisters".

Mineral Data
What's on the rock

Osumilite

Formula: 
(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Strunz: 
9.CM.05
Hardness: 
5.0 - 6.0
Colour: 
Blue
Type Locality: 
Sakkabira, Osumi Peninsula, Kagoshima Prefecture, Kyushu Region, Japan

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Thank you for viewing my auctions! Maintaining high standards in customer service is extremely important to me. If shipping takes longer than expected, please contact me. It is possible to file an investigation request, and during nearly ten years of e-rocks NO parcel was finally lost.

If for any reason you are not happy with any aspect of your transaction, please let me know as soon as possible, ideally within 1 week of receiving your specimen.

I will happily do all in my power to resolve the situation to your satisfaction.

+++IMPORTANT+++
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