ncat Amethyst, Artigas, Uruguay August 26, 2022 Steve South America Uruguay A fairly large (for me) amethyst specimen with a couple of yellowish calcite crystals from Artigas, Uruguay. The specimen measures about 185mm wide.
Australasia Australia Queensland ncat VHD4, Calcite, Siderite, Quartz, Biggenden, Queensland November 17, 2019
Montana North and Central Americas United States 7240 JL0836 Calcite, Carter Co., Montana, USA December 12, 2020
New Jersey North and Central Americas United States ncat VHD3, Sussexite, Calcite, Zincite, Sussex Co., New Jersey, USA November 17, 2019
Australasia New Zealand ncat JR9 Analcime, Calcite, Middlehurst Station, Marlborough Region, New Zealand February 23, 2025