Mineral Photo Archive of Feldspars: Microcline, Orthoclase, Albite

Microcline from Van Artsdalen's Quarry, near Feisterville, Bucks County, Pennsylvania

Microcline from Deshong's Quarry, Leiperville, Delaware County, Pennsylvania

Microcline from Chester Creek above Upland, Delaware County, Pennsylvania

Microcline from Bancroft, Ontario, Canada

Microcline from (Avondale, Ridley Township?), Delaware County, Pennsylvania

Microcline from Delaware County, Pennsylvania

Microcline from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline from Bumpus Quarry, Albany, Oxford County, Maine

Microcline from Route 62 road cut, 4.8 km north of Bancroft, Ontario, Canada

Microcline from Florissant, Teller County, Colorado

Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline from Jirard Mine, Lac St. Jean, Québec, Canada

Microcline from Tawara (Tahara), Hirukawa-mura, Ena-gun, SE Gifu, Japan

Microcline from Gillette Quarry, Haddam Neck, Middlesex County, Connecticut

Microcline from Deshong's Quarry, Leiperville, Delaware County, Pennsylvania

Microcline from Mont Saint-Hilaire, Québec, Canada

Microcline from Deshong's Quarry, Leiperville, Delaware County, Pennsylvania

Microcline from Bear Lake, near Tory Hill, Bancroft District, Ontario, Canada

Microcline from Long Hill (Turkey Hill), Haddam, Middlesex County, Connecticut

Microcline from Gillette Quarry, Haddam Neck, Middlesex County, Connecticut

Microcline from Route 41 road cut, Bartow County-Cobb County line, Georgia

Microcline from Ivigtut, Arsuk Firth (Arsukfjord), Kitaa Province, Greenland

Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline from Overlook Mountain, 6.3 km west of Hadley, Saratoga County, New York

Microcline from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline from Bear Lake, near Tory Hill, Bancroft District, Ontario, Canada

Microcline from Pike's Peak Batholith, El Paso County, Colorado

Microcline from Konso, Southern Nations and Nationalities Regional State, Ethiopia

Microcline from Deshong's Quarry, Leiperville, Delaware County, Pennsylvania

Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline from Amherst, Hillsborough County, New Hampshire

Microcline from Overlook Mountain, 6.3 km west of Hadley, Saratoga County, New York

Microcline from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline from 25th Street Quarry, Chester Township, Delaware County, Pennsylvania

Microcline from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Microcline from Moat Mountain, trail above the Oliver Diggings, Hale's Location, west of North Conway, Carroll County, New Hampshire

Microcline from Lake George District, Park County, Colorado

Microcline from Lake George District, Park County, Colorado

Microcline from Lake George District, Park County, Colorado

Microcline from Lake George District, Park County, Colorado

Microcline from Lake George District, Park County, Colorado

Microcline (Baveno Law Twin) from Homestake Pass, Whiskey Gulch, 15.5 km southeast of Butte, Jefferson County, Montana

Microcline (Baveno Law Twin) from Brandywine Summit, Chadd's Ford, Delaware County, Pennsylvania

Microcline (Baveno Law twin) with Quartz and Hyalite Opal from Baveno, Verbano-Cusio-Ossola, Piemonte, Italy (Type Locality for Baveno twin habit)

Microcline (Baveno-Law and Carlsbad-Law Twinned) from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline (Baveno-law twin) from Tawara, Gifu, Honshu Island, Japan

Microcline (Baveno-Law Twinned) from Little Three Mine, Ramona District, San Diego County, California

Microcline (Baveno-Law Twinned) from 5 km NE of Malosa Mountain, Zomba District, Malawi

Microcline (Baveno-law twinned) from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline (Baveno-law twinned) from Sawtooth Batholith, Sawtooth Mountains, Idaho

Microcline (Baveno-law twinned) from Irving's Quarry, near 25th Street, Chester Township, Delaware County, Pennsylvania

Microcline (Baveno-law twinned) and Smoky Quartz from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline (Baveno-Law Twinned) with Albite from Raikot, Chilas, Gilgit-Baltistan, Pakistan

Microcline (Baveno-law twinned) with Albite from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline (Baveno-law twinned) with Lepidolite and Albite from Himalaya Mine, Mesa Grande District, San Diego County, California

Microcline (Baveno-law twinned) with Lepidolite and Quartz from Himalaya Mine, Mesa Grande District, San Diego County, California

Microcline (Baveno-twin) from Aracuai, Minas Gerais, Brazil

Microcline (Carlsbad Law Twins) with Smoky Quartz from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline (Carlsbad-law twinned crystals) from Government Pit, Albany, Carroll County, New Hampshire

Microcline (Carlsbad-Law Twinned) from Tarryall Mountains, Tarryall Mountains, Colorado

Microcline (Carlsbad-law twinned) from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline (Carlsbad-law twinned) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Carlsbad-law twinned) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Carlsbad-law twinned) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Carlsbad-law twinned) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Carlsbad-law twins) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Carlsbad-twin) with Smoky Quartz from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline (intersecting Carlsbad-law twins) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (intersecting Carlsbad-law twins) from Maroon Bells, Elk Mountains, southwest of Aspen, Pitkin County and Gunnison County, Colorado

Microcline (Manebach Law Twin) from Sierra de Palo Dulce, Xaltianguis, Guerrero, Mexico

Microcline (Manebach Law Twin) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Microcline (Manebach Law twins) with Smoky Quartz from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

Microcline (Manebach-law twinned crystals) with Quartz var. Smoky from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline (Manebach-law twinned) with Muscovite from Leiper's Quarry, Avondale, Delaware County, Pennsylvania

Microcline (Manebach-Law Twinned) with Smoky Quartz from Crystal Peak area, 6.5 km northeast of Lake George, Park-Teller Counties, Colorado

Microcline (perthitic growth) from Pala Chief Mine, Pala District, San Diego County, California

Microcline (twinned crystals) from Ossipee Mountains, Carroll County, New Hampshire

Microcline (twinned crystals) from Morro Redondo, Coronel Murta, Minas Gerais, Brazil

Microcline (twinned following the Baveno Law) from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline and Albite from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline and Hematite from Slieve Binnian, County Down, Northern Ireland

Microcline and Muscovite from Deshong's Quarry, Leiperville, Delaware County, Pennsylvania

Microcline and Muscovite from Latinka Mine, between Madan and Kardzali, Eastern Rhodope Mountains, Bulgaria

Microcline and Quartz from Shigar Valley, Skardu District, Baltistan, Gilgit-Baltistan, Pakistan

Microcline and Smoky Quartz from Crystal Creek, Florissant, Teller County, Colorado

Microcline and Smoky Quartz from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline and Smoky Quartz from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline and Smoky Quartz from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline and Smoky Quartz from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Microcline and Smoky Quartz from Moat Mountain, west of North Conway, Carroll County, New Hampshire

Microcline and Smoky Quartz from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Microcline and Smoky Quartz from Moat Mountain, Oliver Diggings, Hale's Location, west of North Conway, Carroll County, New Hampshire

Microcline and Smoky Quartz (with x and s-faces) from Moat Mountain, Oliver Diggings, Hale's Location, west of North Conway, Carroll County, New Hampshire

Microcline and Smoky Quartz with Hyalite Opal from Government Pit, Albany, Carroll County, New Hampshire

Microcline in Quartz from Bedford, Westchester County, New York

Microcline on Albite from Amherst, Hillsborough County, New Hampshire

Microcline over Albite with Smoky Quartz from Moat Mountain, west of North Conway, Carroll County, New Hampshire

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

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak, Colorado

Microcline var. Amazonite from Crystal Peak, Colorado

Microcline var. Amazonite from Pike's Peak, Colorado

Microcline var. Amazonite from Pike's Peak, Colorado

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

Microcline var. Amazonite from Pikes Peak, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Teller County, Colorado

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

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

Microcline var. Amazonite from Teller County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Santa Maria de Itabira, Minas Gerais, Brazil

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

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

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

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

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

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

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

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

Microcline var. Amazonite from Anjanabonoina, Madagascar

Microcline var. Amazonite from Alto Ligonha, Mozambique

Microcline var. Amazonite from Rocket Claim, Teller County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

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

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

Microcline var. Amazonite from Two Point Claim, Teller County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Qui-Buc #7 Claim, Teller County, Colorado

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

Microcline var. Amazonite from Rutherford Mine, Amelia Court House, Amelia County, Virginia

Microcline var. Amazonite from Mineral Hill, Media, Delaware County, Pennsylvania

Microcline var. Amazonite from Rutherford Mine, Amelia Court House, Amelia County, Virginia

Microcline var. Amazonite from Pike's Peak Batholith, El Paso County, Colorado

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

Microcline var. Amazonite from Konso, Southern Nations and Nationalities Regional State, Ethiopia

Microcline var. Amazonite from Klein Spitzkoppe, 56 km WNW of Usakos, Erongo region, Namibia

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

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