Mawsonite, Stannoidite, Nukundamite, Chalcopyrite, Hematite
Konjo mine, Miyahara, Mimasaka city, Okayama Prefecture, Japan
Polished section in reflected light. Large grain of more orange Mawsonite contains inside of it more greyish inclusions of Stannoidite. The bottom brownish phase, crosscuted by fissures, filled with grey Hematite, is Nukundamite. Yellow sulphide is Chalcopyrite. Minor greenish-grey Zn-free Tennantite also presents (for example as rounded ...
© Pavel M. Kartashov collection & photo