2186 Goethite, Quartz (Amethyst), Blue Hills, Agate Creek, Queensland August 27, 2023 Pendleton Australasia Australia Queensland Golden brown acicular crystals of goethite on amethyst. Width of specimen 13mm. Stack of 150mm. Click on the image below for a higher resolution version.
Australasia Australia Tasmania 2333 Calcite, Thomsonite-Ca, Addisons Creek, Gads Hill, Upper Mersey Valley, Meander Valley municipality, Tasmania December 14, 2021
Africa Uganda 0323 Tantalite-(Mn), Ankole pegmatite field, Mbarara District, Uganda September 19, 2019
Arizona North and Central Americas United States 20019 Quartz, Holland Mine, Duquesne Gulch, Nash Mines group (Duquesne-Washington group), Washington Camp-Duquesne District, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USA October 5, 2019
Australasia New Zealand 7394 JL1759 Taranakite, Chrystalls Beach (Cooks Head Rock), Clutha District, Otago Region, South Island, New Zealand December 29, 2020