ncat BDUK M1775 Cobaltite, Kibblehouse Quarry, Perkiomenville, Marlborough Township, Montgomery County, Pennsylvania, USA January 1, 2024 Pendleton North and Central Americas Pennsylvania United States Dark grey pseudocubic crystal embedded in matrix. Ex Bernie Day Collection. Width of view 6mm. Stack of 30 images. Click on the image below for a higher resolution version.
Australasia Australia Tasmania 0478 Rhodochrosite, Sphalerite, Boulangerite, Quartz, Fluorite, Hercules Mine, Williamsford, Tasmania September 19, 2019
Australasia Australia New South Wales 0819 Gahnite, Chrysocolla, Block 14 Open Cut, South Mine, Broken Hill, New South Wales July 5, 2021
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Arizona North and Central Americas United States 1056 Caledonite, Diaboleite, Rowley Mine, Maricopa Co., Arizona, USA November 16, 2018