20022 Siderite, Nikolaevskiy Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia October 20, 2019 Steve Europe Russia Brown ball on quartz matrix. Minor pyrite present. Ex Elena van Schriver. Click for full sized image…
North and Central Americas Tennessee United States ncat RAM4 1295 Calcite, Pyrite, Gray Quarry, Gray, Sullivan Co., Tennessee, USA December 31, 2023
Australasia Australia Tasmania ncat VHD7, Quartz, All Nations Mine, Moina, Tasmania November 17, 2019
