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Mt Ohsa (Ohsayama; Osayama), Niimi City, Okayama prefecture, Chugoku region, Honshu Island, Japan

Stronalsite
Mt Ohsa, Niimi City, Okayama prefecture, Chugoku region, Honshu Island, Japan

Photo: 2008, JGW
Rodingite (metamorphosed basic tuff) xenoliths in serpentine. A scientific monument here is dedicated to a small find of micro kosmochlor crystals, but the outcrop behind the monument has completely disappeared. Nearby are outcrops of unusually pure white jadeite (not cuttable).

Mineral List

Albite
Analcime
'Deweylite'
Diopside
Epidote
Grossular
Jadeite
Kosmochlor
Magnetite
Natrolite
Prehnite
'Pumpellyite'
'Serpentine Group'
Stronalsite
Thomsonite-Ca
Uvarovite
Vesuvianite
Zircon


18 entries listed. 15 valid minerals.

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New Mineral Name: NatrotitaniteFrom Uwe Kolitsch, 13th Feb 2012 13:58:52