Type Locality

ncat AA5 Alfredopetrovite, Ahlfeldite, Penroseite, Chalcomenite, Felsőbányaite, El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia

Type Locality for alfredopetrovite. White balls with a greenish-grey tint of alfredopetrovite, minor pink Co-bearing ahlfeldite, minor light blue chalcomenite(?), minor silver penroseite, white patches of felsőbányaite, and thin colourless blades and colourless blocky crystals...

3514 Cobaltkoritnigite, Erythrite, Weilite, Hörnesite, Picropharmacolite, Sainfeldite, Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany

Purple cobaltkoritnigite, pink erythrite balls, thin bladed prismatic silky white hörnesite, pale pink sainfeldite, white weilite, and silky white sprays of picropharmacolite. Type Locality for picropharmacolite. Width of view 7.75mm. Stack of 36 images. Click...

5754 Biraite-(Ce), Hydroxylbastnasite-(Ce), Strontianite, Aragonite, Calcite, Cordylite-(Ce), Cordylite-(La), Niobochevkinite-(Ce), Ferriallanite-(Ce), Talc, Thorite, Daqingshanite-(Ce), Daqingshanite-(La), Ancylite-(Ce), Ancylite-(La), Kukharenkoite-(Ce), Carbocernaite, Cordilitovaya carbonatite vein, Ust’-Biraya deposit, Vitim Plateau, Eastern Siberia, Russia

Extremely rich 8x7x2mm specimen containing abundant inclusions (red arrowed) of brown biraite-(Ce) – an extremely rare silico-carbonate of REE. Biraite contains microscopic inclusions of hydroxylbastnasite-(Ce) and intergrows with its more yellow macro grains well recognisable...

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....