Colorado Mineral

Quartz + Amazonite. 211.75 Ct. Lake George, Park County, Colorado, Usa.

The Minerals Of Colorado And Area Locations

99.10 Grammes Calcite Copper Rivet Mine, Mesa County, Colorado, Usa.

Amazonite. 545.85 Ct. Pikes Peak, Colorado, Usa.

Amazonite + Quartz Fumé. 429.5 Ct. Smoky Hawk Claim, Teller Co, Colorado, Usa.

Quartz Amethyste, Chalcopyrite, Sphalerite. 4497.0 Ct. Commodore Mine, Creede, Colorado, Usa.

Goethite, Quartz Fumé. 5628.0 Ct. Lakeview Load Claim, Park Co., Colorado, Usa.

Goethite. 1230.5 Ct. Lakeview Load Claim, Park Co., Colorado, Usa.

Goethite, Quartz Fumé. 514.2 Ct. Lakeview Load Claim, Park Co., Colorado, Usa.

Calcite . 99.10 Grammes. Copper Rivet Mine, Mesa County, Colorado, Usa

Baryte. 44.36 Ct. Book Cliffs, Grand Junction, Colorado, Usa.

Colorado Division Of Minerals And Geology: Best Practices In

Colorado Rocks & Minerals

The Minerals Of Colorado And Area Locations

Instructions To U.S. Deputy Mineral Surveyors, For The District Of Colorado

Instructions To U.S. Deputy Mineral Surveyors, For The District Of Colorado

Colorado: United States, America, Its Mineral And Other Resources: Including A Descriptive List Of A Large Number Of The Princip

Colorado: United States, America, Its Mineral And Other Resources: Including A Descriptive List Of A Large Number Of The Princip

Minerals Of Colorado