5553 Topaz, Opal, Conca Cannas quarry, Masullas, Sardinia, Italy March 23, 2018 Steve Europe Italy Prismatic and acicular topaz crystals, with opal coating tridymite, and also capping one of the topaz crystals, from the Conca Cannas quarry, Masullas, Mt. Arci, Oristano Province, Sardinia, Italy. Click for full sized image…
Australasia Australia Victoria ncat JP2864 Tridymite, Magnetite, Rutile, Phlogopite, Spring Hill, Macedon Ranges, Victoria September 23, 2019
Australasia Australia Tasmania 1704 Wolframite(?), Cassiterite, Topaz, Mt Bischoff, Waratah, Tasmania September 22, 2019
Cornwall England United Kingdom 3784 Opal, Posnjakite, Langite, South Wheal Basset, Redruth, Cornwall, England October 3, 2019