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Oyashirazu beach, Ohmi, Itoigawa City, Niigata Prefecture, Chubu Region, Honshu Island, Japan
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A gravel beach famous for jadeite pebbles derived from Renge Belt high pressure metamorphic rocks. Thoroughly picked over by local jade hunters and tourists, so interesting material is now very scarce.

Mineral List

'Ferro-Actinolite-Tremolite Series
var: Nephrite'

Itoigawaite (TL)
'K Feldspar'
var: Fuchsite
var: Aventurine
var: Chalcedony

Rengeite (TL)
'Serpentine Group'

20 entries listed. 13 valid minerals. 2 type localities (valid minerals).

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