Specimens

Bisbee, Cochise Co., Arizona, USA

Cuprite

Khadakvasla, Poona Dist., India

Oujela Mine, Mapimi, Durango, Mexico

Thompson Peak, Plumas Co., California, USA

Tinzenite

Blackbird Mine, Lemhi Co., Idaho, USA

Vivianite

Mt. Belvidere, Eden Mills, Vermont, USA

Grossular

Mt. Belvidere, Eden Mills, Vermont, USA

Grossular, Diopside

Excelsior Mtns., Mineral Co., Nevada, USA

Quartz

Excelsior Mtns., Mineral Co., Nevada, USA

Quartz

Fairfax Quarry, Centreville, Virginia, USA

Prehnite

Capillitas Mine, Catamarca, Argentina

Rhodochrosite

Volyn deposit, Zhytomyr Oblast, Ukraine

Fluorite

Mono Lake area, Mono Co., California, USA

Quartz

Hermine Mine, Wolsendorf, Bavaria, Germany

Fluorite, Quartz

Himalaya Mine, Mesa Grande, San Diego Co., California, USA

Stibiotantalite

Rock Creek, Montana, USA

Corundum

Mono Lake area, Mono Co., California, USA

Quartz

Alchuri, Shigar Valley, Pakistan

Clinozoisite

Alchuri, Shigar Valley, Pakistan

Clinozoisite

Hardangervidda, Ullensvang, Vestland, Norway

Anatase

Butte, Silver Bow Co., Montana, USA

Covellite, Pyrite

Mt. Belvidere, Eden Mills, Vermont, USA

Grossular, Diopside

Excelsior Mtns., Mineral Co., Nevada, USA

Quartz

Excelsior Mtns., Mineral Co., Nevada, USA

Quartz

Majuba Hill Mine, Pershing Co., Nevada, USA

Clinoclase