Minerals
Topaz
Katlang, Mardan, Pakistan. Thumbnail. Private coll. Ex. Rich Olsen
Dioptase
Sanda Mine, Mindouli, Pool, Republic of Congo. Small Cabinet. F. Yamane coll.
Quartz var. Smoky Gwindel
Mont Blanc Massif, Chamonix, France. Cabinet. Sam Yung coll.
Elbaite
Paprok, Afghanistan. 5.3 cm. Sam Yung coll.
Quartz var. Japan Law Twin
Pasto Bueno, Peru. 6 cm. Sam Yung coll.
Hematite and Dolomite
Gotthard Massif, Tessin, Switzerland. 4cm. Sam Yung coll.
