ncat OS007 Rhodonite, Akatore Creek, Dunedin, South Island, New Zealand November 1, 2022 Pendleton Australasia New Zealand Slab 116mm wide. Shown in normal light and backlit. Unidentified black manganese mineral, possibly pyrolusite. Backlit photo shows a band of translucent cherty material. Click on the images below for higher resolution versions.
Australasia Australia Western Australia 2762 Mimetite, Teutonic Bore, Western Australia October 3, 2019
Australasia New Zealand ncat JR2 G0W-NPG Magnetite, Chlorite, Siderite, Chabazite-Na, Orthoclase, Apatite, Bickers Quarry (Simpkins Quarry), Tokatoka, Kaipara District, Northland Region, North Island, New Zealand July 1, 2024
Arkansas North and Central Americas United States 0561 Cookeite, Quartz, Stand On Your Head Claim, Arkansas, USA September 20, 2019
Australasia Australia Tasmania ncat JP815 Chabazite, Don Hill, Devonport district, Devonport City municipality, Tasmania September 23, 2019