Pyromorphite Yellow Crystal Druzy Cluster by FenderMinerals
Purpurite from Namibia
A TWO FOOT WIDE dragonfly fossil (Meganeura) from the Carboniferous. Courtesy of Hudson Valley Geologist's blogspot.
Incredible specimen of large crystals of grey Calcite atop sparkling Marcasite covered matrix. From the Brushy Creek Mine, Drift 106, Greeley, Viburnum Trend District, Reynolds Co., Missouri. Measures 19.3 cm by 14.5 cm by 8 cm in total size.
GOETHITE pseudo after PYRITE Pelican Point Area Utah Co., Utah USA
Pyrite Diploid Crystals in Matrix Golden by FenderMinerals on Etsy