Minerals from Rocky Mountain States, USA

Quartz var. Smoky Quartz (with rare crystal faces) from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) Dauphiné Law Twin from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) Dauphiné Law Twin from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz (with rare crystal faces) Dauphiné Law Twin from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz and Microcline var. Amazonite from Smoky Hawk Mine, Jewel Pocket, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz Dauphiné Law Twin from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz on Microcline from Smoky Hawk Claim, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz on Microcline from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz on Microcline from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz on Microcline and Albite from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Quartz var. Smoky Quartz on Microcline var. Amazonite from Smoky Hawk Mine, Foretell Pocket, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz with Albite from Granite Ridge, Lolo Pass, Mineral County, Montana

Quartz var. Smoky Quartz with Amazonite from Dreamtime Claim, Crystal Peak area, Teller County, Colorado

Quartz var. Smoky Quartz with Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Quartz var. Smoky Quartz with Microcline from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz with Microcline var. Amazonite from Smoky Hawk Mine, Upper 40 Pocket, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz with Microcline var. Amazonite from Smoky Hawk Mine, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz with Microcline var. Amazonite from Crystal Creek, Florissant, Teller County, Colorado

Quartz var. Smoky Quartz with Microcline var. Amazonite from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz with Microcline var. Amazonite from Lake George District, Park County, Colorado

Quartz var. Smoky Quartz with Pyrite inclusions from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky Quartz with Spessartine Garnet inclusions from Beaver County, Utah

Quartz var. Smoky with Albite from Granite Ridge, Lolo Pass, Mineral County, Montana

Quartz var. Smoky with Diopside inclusions from Pipestone District, Jefferson County, Montana

Quartz var. Smoky with Goethite overgrowths from Crystal Creek, Florissant, Teller County, Colorado

Quartz var. Smoky with Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Quartz var. Smoky with Microcline from Granite Creek, west of Lolo Hot Springs, Missoula County, Montana

Quartz var. Smoky with Microcline from Granite Creek, west of Lolo Hot Springs, Missoula County, Montana

Quartz var. Smoky with Microcline from Pike's Peak Batholith, El Paso County, Colorado

Quartz var. Smoky with Microcline from Pike's Peak Batholith, El Paso County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from Windy Pocket, Smoky Hawk Mine, Florisant, Teller County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from Two Point Mine, Florissant, Teller County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from White Cap Pocket, Smoky Hawk Mine, Florissant, Teller County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from Windy Pocket, Smoky Hawk Mine, Florissant, Teller County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from Lake George District, Park County, Colorado

Quartz var. Smoky with Microcline var. Amazonite from Smoky Hawk Mine, Lucky Monday Pocket, Florissant, Teller County, Colorado

Quartz var. Smoky with Spessartine Garnet inclusions from Beaver County, Utah

Quartz var. Smoky with Tourmaline inclusions from (Pohndorf Mine), Jefferson County, Montana

Quartz var. Smoky, Microcline var. Amazonite, Goethite from Lake George District, Park County, Colorado

Quartz var. Smoky-Amethyst from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Quartz from Pohndorf Mine, Jefferson County, Montana

Quartz var. Smoky-Amethyst Quartz from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, Beaverhead County, Montana

Quartz var. Smoky-Amethyst Scepter from Crystal Park, 73 km southwest of Butte, Beaverhead County, Montana

Quartz var. Solution Quartz with Dolomite from Cripple Creek Mining District, Teller County, Colorado

Quartz var. Sweetwater Agate from Sweetwater River, North of Muddy Gap, Natrona County, Wyoming

Quartz var. Sweetwater Agate from near Jeffrey City, Fremont County, Wyoming

Quartz wafer-like crystal with phantom-growth zoning from Mile Hi Rock and Mineral Society (RAMS) Claim, Lake George District, Park County, Colorado

Quartz with acicular inclusions from Mount Antero, Chaffee County, Colorado

Quartz with Azurite from Black Pine Mine, Flint Creek Valley, Granite County, Montana

Quartz with Bornite from Silverton District, San Juan County, Colorado

Quartz with Bornite from Leonard Mine, Butte Mining District, Summit Valley, Silver Bow County, Montana

Quartz with Calcite from Camp Bird Mine, Ouray County, Colorado

Quartz with Calcite from Ouray District, Ouray County, Colorado

Quartz with Calcite from Telluride District, San Miguel County, Colorado

Quartz with Calcite from Idarado Mine, Ouray District, Ouray County, Colorado

Quartz with Calcite from Ouray District, Ouray County, Colorado

Quartz with Chalcocite from Steward Mine, Butte District, Summit Valley, Silver Bow County, Montana

Quartz with Chalcopyrite and Sphalerite from Idarado Mine, Ouray District, Ouray County, Colorado

Quartz with Cuprite from Black Pine Mine, Flint Creek Valley, Granite County, Montana

Quartz with Epidote inclusions from Calumet Mine, 12 km NNE of Salida, Chaffee County, Colorado

Quartz with Epidote inclusions from Calumet Mine, 12 km NNE of Salida, Chaffee County, Colorado

Quartz with Epidote inclusions from Calumet Mine, 12 km NNE of Salida, Chaffee County, Colorado

Quartz with Epidote inclusions from Calumet Mine, 12 km NNE of Salida, Chaffee County, Colorado

Quartz with Epidote, Actinolite inclusions from Calumet Mine, 12 km NNE of Salida, Chaffee County, Colorado

Quartz with Goethite from Orient Iron Mine, Saguache County, Colorado

Quartz with Hematite from near Laramie, Albany County, Wyoming

Quartz with Hematite inclusions from Crystal Park, El Paso County, Colorado

Quartz with Japan Law-twinned Quartz from Black Pine Mine, Granite County, Montana

Quartz with moveable internal bubble (Enhydro) from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with negative crystal cavities and inclusions from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with negative crystal cavities and inclusions from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with negative crystal cavities and inclusions from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with negative crystal cavities and inclusions from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with phantom-growth zone of negative crystal cavities from Biedell Creek Quartz Prospects, Crystal Hill, 12.5 km northwest of La Garita, Saguache County, Colorado

Quartz with pseudomorphic casts from Ouray District, Ouray County, Colorado

Quartz with Pyrite from Butte Mining District, Summit Valley, Silver Bow County, Montana

Quartz with Pyrite from Silver King Mine, Park City District, Summit County, Utah

Quartz with Schorl Tourmaline inclusions from P. C. Mine, Basin Creek, Jefferson County, Montana

Quartz with Siderite from Patch Mine, Central City, Gilpin County, Colorado

Quartz with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

Quartz with Siderite and Pyrite from Hahn's Peak District, Routt County, Colorado

Quartz with Tourmaline inclusions from P. C. Mine, Basin Creek, Jefferson County, Montana

Quartz with Tourmaline inclusions from P. C. Mine, Basin Creek, Jefferson County, Montana

Quartz, Calcite, Pyrite from North Table Mountain, Golden, Jefferson County, Colorado

Quartz, Chalcocite, Pyrite from Butte Mining District, Summit Valley, Silver Bow County, Montana

Quartz, Fluorite, Tetrahedrite, Chalcopyrite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Quartz, Pyrite, Sphalerite from Crested Butte, Gunnison County, Colorado

Rhodochrosite from Silverton, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Butte Mining District, Summit Valley, Silver Bow County, Montana

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Emma Mine, Butte Mining District, Summit Valley, Silver Bow County, Montana

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Eagle Mine, Gilman District, Eagle County, Colorado

Rhodochrosite from Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Urad Mine, Clear Creek County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Burgin Mine, East Tintic District, Utah County, Utah

Rhodochrosite from Champion Mine, near Lake City, Hinsdale County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from John Reed Mine, Alicante Gulch, near Fremont Pass, Lake County, Colorado

Rhodochrosite from Michael Breen Mine, Ouray District, Colorado

Rhodochrosite from Burgin Mine, Tintic District, Utah County, Utah

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Philipsburg District, Granite County, Montana

Rhodochrosite from Sunnyside Mine, Silverton District, San Juan County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from Sweet Home Mine, 04-11 Pocket, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Julia Fisk Mine, Leadville District, Lake County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from American Tunnel, Sunnyside Mine, Eureka District, San Juan County, Colorado

Rhodochrosite from Emma Mine, Butte Mining District, Summit Valley, Silver Bow County, Montana

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Park County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from Silverton District, San Juan County, Colorado

Rhodochrosite from Sweet Home Mine, Horseshoe Pocket, Raise #4, Tetrahedrite Extension Drift, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Eagle Mine, Gilman District, Eagle County, Colorado

Rhodochrosite from John Reed Mine, Alicante Gulch, near Fremont Pass, Lake County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite from Sweet Home Mine, Buckskin Gulch, Alma District, Park County, Colorado

Rhodochrosite and Fluorite from Silverton District, San Juan County, Colorado