ncat RW105 Calcite, Oraparinna Mine, Oraparinna homestead, Bunkers Range, Flinders Ranges, South Australia November 29, 2021 Steve Australasia Australia South Australia Curved white crystals. Ex Ron Wallace collection. Width of view 13mm. Stack of 15 images. Click on the image below for a higher resolution version.
Iowa North and Central Americas United States ncat JP2475, Calcite, Pyrite, Oskaloosa, Mahaska Co., Iowa, USA September 23, 2019
Australasia Australia Queensland ncat YU Goethite, Quartz, Calcite, Agate Creek, Queensland August 27, 2023