World Class Mineral: Sperrylite (on Chalcopyrite)
Tiny Giant
The world’s largest specimen of silver-gray, highly lustrous sperrylite crystals. Sperrylite is a rare platinum arsenide mineral, the main ore of platinum and often found as tiny crystals. However, the crystals in this specimen measure an extraordinary 2.5 cm.
Talnakh Cu-Ni Deposit
Noril’sk
Eastern Siberian Region
Krasnoyarsk Kray, Russia
Donated by Richard and Helen Rice
RM 2063
