5659 Tegengrenite, Pyrochroite, Manganosite, Calcite, Kitteln Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Varmland, Sweden October 5, 2019 Steve Europe Sweden Tiny orange, dark massive, green. Calcite fluorescent, Ole-Thorstein Ljostad
Co. Antrim Northern Ireland United Kingdom 0443 Calcite, Magheramorne Quarry, near Glenarm, Co. Antrim, Northern Ireland September 19, 2019
Australasia Australia Victoria ncat VH108 Calcite Harbour Trust Quarry, Cape Grant, Portland, Victoria December 5, 2021