Mine detail: Utsunaigawa

Previously called 'Utsunai River'

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Location: Hokkaido, Japan, Asia
Lat / long: 45.04831, 142.24846
dep_id: 10038650
mrds_id: M046059
Commodity type: metallic
Major mineral: Iridium, Osmium
Minor mineral: Ruthenium, Rhodium, Palladium, Platinum
Operation type: Unknown
Deposit type: Placer
Production size: Small ammount of material produced
Development status: Producer
ore: Iridosmine
orebody_fm: STREAM GRAVELS
Reporter: King, Bi-Shia
References:
  • METALLIC AND NON-METALLIC MINERAL DEPOSITS OF HOKKAIDO: JAPAN GEOLOGICAL SURVEY, P. 58 - P. 59 AND PLATE I
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