4571 Silver, Almería, Spain

A small mass of silver crystals. Exact locality is unknown. Ex Bob Rothenberg. Ex Al Pribula. Width of view 2.33mm. Stack of 50 images. Click on the image below for a higher resolution version.

4660 Shadlunite, chalcopyrite, pentlandite, cubanite, magnetite, galena, sphalerite, and silver, Mayak Mine (Majak Mine), Talnakh Cu-Ni Deposit, Noril’sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia

Type Locality. Polished section & analysis of this very rare lead-iron analogue of pentlandite, from the type locality, present as typical submicroscopic grains embedded in massive sulphides. Ex Raymond Hodgson Collection (4272) obtained in 2007....