2439 Hisingerite, Potosí Mine, Francisco Portillo, West Camp, Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico

September 22, 2019 Pendleton Mexico North and Central Americas

Black/brown resinous material on calcite(?) crystals.

Tags: Hisingerite

Australasia Australia Victoria

0469 Siderite, Lake Cooper Quarry, Corop, Victoria

September 19, 2019

Africa Madagascar

ncat OS003 Amethyst, Andilamena Quartz Quarries, Andranotokana Massif, Andilamena, Alaotra-Mangoro, Madagascar

May 3, 2023

Australasia Australia Tasmania

3274 OW207 Sphalerite, Greenockite, Kara No. 1 Pit, Kara Mines, Hampshire mining district, Burnie City, Tasmania

December 8, 2023

New Hampshire North and Central Americas United States

2563 Laueite, Palermo #1 Mine, North Groton, Grafton Co., New Hampshire, USA

October 3, 2019