10056 Wurtzite, Quartz, Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China October 5, 2019 Steve Asia China Perfectly-formed wurtzite crystals, doubly-terminated quartz, plus other sulphides? Purchased at Keystone, priced at $500.
Colorado North and Central Americas United States ncat OW307 Rhodochrosite, Quartz, Tetrahedrite, Pyrite, Corner Pocket, Watercourse Rise, Watercourse Extension Drift, Sweet Home Mine, Alma District, Park Co., Colorado, USA May 26, 2023
Scotland United Kingdom 4223 Quartz, Mn Oxides, Lecht Mine, Tomintoul, Banffshire, Scotland October 4, 2019
Australasia Australia New South Wales ncat OW106 M3681 Quartz, Apophyllite, Goethite, Albion Park Quarry, Croom, Camden Co., New South Wales April 30, 2023
Australasia Australia Victoria 3076 Malachite, Quartz, Coppermine Lane, Heathcote, Victoria October 3, 2019
