Minerals
Gold with Nepheline
Tiglit, Morocco. 5 x 3.4 cm.
USK Minerals specimen
Phosphophyllite
Unificada Mine, Potosi, Bolivia. 4.7 cm.
USK Minerals specimen
Gold on Nepheline
Tiglit, Morocco. 1.9 x 1.5 cm.
USK Minerals specimen
Gold
Niger Hill, Touloume Co., California.
2.4 cm.
USK Minerals specimen
Fluorite and Quartz
Yaogangxian, Chenzhou, Hunan, China.
4.6 x 4 cm.
USK Minerals specimen
Fluorite
Adams / Clanton Drift, Rosiclare Level, Minerva#1 Mine, Illinois. 5 cm.
Hideaki Kobayashi coll.