www.mineralcollection.eu/product/2451...
Glauberite from the Bertram mine, Bertram Siding, California, USA
4 cm x 2 cm excl. box
17 gram incl. box
€ 15
#glauberite #sulfates #bertrammine #californiaminerals #usminerals #minerals #rocks #crystals #stones

www.mineralcollection.eu/product/2432...
Scawtite from the Crestmore quarries, Crestmore, California, USA
21 mm x 14 mm excl. box
6 gram incl. box
€ 15
#scawtite #silicates #cyclosilicates #systematicminerals #thumbnailminerals #micromounts #crestmore #californiaminerals #usminerals #minerals