a Minerals

Sanidine (gem-grade) from Itrongay, Betroka Department, Tulear Province, Madagascar

Sanidine Feldspar in granite matrix from Howard's Dike, Willow Creek, Colorado

Sanidine phenocrysts in trachyte porphyry from City Creek Canyon, Salt Lake City, Salt Lake County, Utah

Sanidine var. Moonstone with Aegirine from Mina La Pili, Carmago, east of Naica, Chihuahua, Mexico

Sanidine, Aegirine, Catapleiite from De-Mix Quarry, Mont Saint-Hilaire, Québec, Canada

Sanjuanite from Sierra Chica de Zonda, San Juan, Argentina (Type Locality for Sanjuanite)

Sanrománite (IMA2006-009) and Chalconatronite from Mina Santa Rosa, Iquique, Chile (Type Locality for Sanrománite)

Sanromanite and Juangodoyite from Mina Santa Rosa, Iquique Province, Chile (Type Locality for Sanromanite and Juangodoyite)

Santaclaraite from Pennsylvania Mine, east of Mt. Hamilton, Diablo Range, Santa Clara County, California (Type Locality for Santaclaraite)

Santaclaraite from Pennsylvania Mine, east of Mt. Hamilton, Diablo Range, Santa Clara County, California (Type Locality for Santaclaraite)

Santaclaraite from Pennsylvania Mine, east of Mt. Hamilton, Diablo Range, Santa Clara County, California (Type Locality for Santaclaraite)

Santarosasite (IMA 2007-013) from Mina Santa Rosa, Iquique, Tarapacá Region, Chile (Type Locality for Santarosasite)

Saponite pseudomorph after Stilbite from Thetford Mines, Québec, Canada

Sapphirine from Morafeno, Amboasary District, Anosy, Tulear Province, Madagascar

Sapphirine from Morafeno, Amboasary District, Anosy, Tulear Province, Madagascar

Sapphirine from Sri Lanka (formerly Ceylon)

Sapphirine from 20 km east of Hrongay, Fianarantsoa Province, Madagascar

Sapphirine from Harts Range, Northern Territory, Australia

Sapphirine from Nephton, Ontario, Canada

Sapphirine from Farafangana, Atsimo-Atsinanana, Madagascar

Sapphirine from Vangaindrano, Atsimo-Atsinanana, Madagascar

Sapphirine (twinned crystals) from Sri Lanka (formerly Ceylon)

Sapphirine in Calcite with Phlogopite from Itrongay, Betroka District, Tulear, Madagascar

Sapphirine in Phlogopite from south of Betroka, Tuléar Province, Madagascar

Sapphirine with Biotite from Itrongay, Tuléar, Madagascar

Sarabauite from Sarabau Mine, Kuching, Sarawak, Malaysia (Type Locality for Sarabauite)

Sarabauite from Sarabau Mine, Kuching, Sarawak, Malaysia (Type Locality for Sarabauite)

Sarabauite from Sarabau Mine, southwest of Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarabauite with Stibnite from Sarabau Mine, Kuching, Sarawak, Borneo, Malaysia (Type Locality for Sarabauite)

Sarcolite from Monte Somma, Vesuvius Volcano, Italy (Type Locality for Sarcolite)

Sarcolite from Monte Somma, Vesuvius, Campania, Italy (Type Locality for Sarcolite)

Sarkinite in green Willemite vein in Franklinite from Franklin, Sussex County, New Jersey (Type Locality for Franklinite)

Sarkinite on Hausmannite from Långban Mine, Filipstad, Värmland, Sweden (Type Locality for Sarkinite)

Sarkinite on Willemite-Franklinite-Calcite from Sterling Mine, Ogdensburg, Sterling Hill, Sussex County, New Jersey

Sartorite from Lengenbach Quarry, Binntal, Wallis, Switzerland (Type Locality for Sartorite)

Sartorite and Realgar from Lengenbach Quarry, Binntal, Wallis, Switzerland (Type Locality for Sartorite)

Sassolite from Sasso Pisano, Castelnuovo Val di Cecina, Tuscany, Italy (Type Locality for Sassolite)

Sassolite from Sasso Pisano, Castelnuovo Val di Cecina, Tuscany, Italy (Type Locality for Sassolite)

Satterlyite from Big Fish River, 67 km northwest of Aklavik, Yukon, Canada (Type Locality for Satterlyite)

Sazhinite-(Ce) from Yubileinaya Pegmatite, Karnasurt Mountain, Lovozero Massif, Kola Peninsula, Russia (Type Locality for Sazhinite-(Ce))

Scainiite from Buca della Vena Mine, Pietrasanta, Tuscany, Italy (Type Locality for Scainiite)

Scaphites Cheyennensis Fossil from Late Cretaceous Formation, Fox Hills, South Dakota

Scapolite from Mpwa-Mpwa, Tanzania

Scapolite from Bear Lake, Litchfield, Québec, Canada

Scapolite from Bolton, Worcester County, Massachusetts

Scapolite (3.16 carat faceted gemstone) from Madagascar

Scapolite (gem-grade violet-colored Marialite/Meionite) from Mpwapwa, 130 km WNW of Morogoro, Dodoma Region, Tanzania

Scapolite (Marialite-Meionite) from Bancroft, Ontario, Canada

Scapolite (Marialite-Meionite) from Bedford Township, Frontenac County, Ontario, Canada

Scapolite (Marialite-Meionite) from Morogoro District, Uluguru Mountains, Tanzania

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from Ball Mine, Harcourt, Ontario, Canada

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from south of Gooderham, Ontario, Canada

Scapolite (Marialite-Meionite) from Rubeho Mountains, Dodoma, Tanzania

Scapolite (Marialite-Meionite) from Karur, Tamil Nadu, India

Scapolite (Marialite-Meionite) from Dar-e-zu Mine, Kokscha Valley, Sar-e-Sang District, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from south of Gooderham, Ontario, Canada

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from Morogoro District, Uluguru Mountains, Tanzania

Scapolite (Marialite-Meionite) from Morogoro District, Uluguru Mountains, Tanzania

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) 3 pieces gem rough from Pamir Mountains, Badakshan, Afghanistan

Scapolite (Marialite-Meionite) var. Wernerite from Bathurst, Lanark County, Ontario, Canada

Scapolite (Marialite-Meionite) var. Wernerite from Québec, Canada

Scapolite (Marialite-Meionite) var. Wernerite from Grenville, Québec, Canada

Scapolite (Marialite-Meionite) var. Wernerite from Grenville, Québec, Canada

Scapolite (Marialite-Meionite) var. Wernerite from Grenville, Québec, Canada

Scapolite (Marialite-Meionite) with Edenite from Maple Leaf, Ontario, Canada

Scapolite (Marialite-Meionite) with Pyroxene (Augite) from Diamond Lake Road, Bancroft District, Ontario, Canada

Scapolite (Marialite-Meionite), Titanite, Pyrite from Bear Lake, Litchfield, Québec, Canada

Scapolite (Marialite/Meionite) from Mpwapwa, 130 km WNW of Morogoro, Dodoma Region, Tanzania

Scapolite (Marialite/Meionite) from Arusha, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Oliver Geroux Molybdenite Mine, Bear Lake, Québec, Canada

Scapolite (Meionite-Marialite) from Minden, Ontario, Canada

Scapolite (Meionite-Marialite) from Turner's Island, Lake Clear, Renfrew, Ontario, Canada

Scapolite (Meionite-Marialite) from Ladysmith, Québec, Canada

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Morogoro District, Marasi, Tanzania

Scapolite (Meionite-Marialite) from Mpwapwa, 130 km WNW of Morogoro, Dodoma Region, Tanzania

Scapolite (Meionite-Marialite) from Mpwapwa, 130 km WNW of Morogoro, Dodoma Region, Tanzania

Scapolite (Meionite-Marialite) 10.0 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 10.0 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 10.2 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 10.6 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 11.5 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 12.4 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 14.3 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) 15.6 gram gem-grade rough from Umba Valley, Tanzania

Scapolite (Meionite-Marialite) with Pyroxene from Cardiff Township, Ontario, Canada

Scapolite (Meionite-Marialite), Fluorapatite, Diopside from Otter Lake, Pontiac County, Québec, Canada

Scapolite (Meionite-Marialite), Titanite, Calcite from Bear Lake, Litchfield, Québec, Canada

Scapolite var. Wernerite (Meionite-Marialite) from Gouverneur, St. Lawrence County, New York

Scapolite with Zircon from Crestmore Quarry, Riverside County, California

Scarbroite from South Bay, Scarborough, Yorkshire, England (Type Locality for Scarbroite)

Schafarzikite, Kermesite, Stibnite from Pernek Mine, Pezinok, Male Karpaty Mountains, Slovak Republic (Slovakia) (Type Locality for Schafarzikite)

Scheelite (0.34 carat faceted gemstone) from Korea?

Scheelite (purple) with Calcite and Jamesonite-Boulangerite from Yaogangxian Mine, Nanling Mountains, Hunan, China

Scheelite (twinned crystals) from Xuebaoding Mountain near Pingwu, Sichuan Province, China

Scheelite and Arsenopyrite from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite and Dolomite on Quartz from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite and Fluorite from Zinnwald-Cínovec District, Erzgebirge, Saxony-Bohemia border region, Germany-Czech Republic

Scheelite and Fluorite from Zinnwald-Cínovec District, Erzgebirge, Saxony-Bohemia border region, Germany-Czech Republic

Scheelite and Fluorite from Linwu, Hunan, China

Scheelite and Fluorite on Muscovite from Xuebaoding Mountain, near Pingwu, Sichuan Province, China

Scheelite and Hübnerite in Quartz from Hamme Mine, Tungsten, 3.3 km northwest of Townsville, Vance County, North Carolina

Scheelite and Muscovite from Xuebaoding Mountain near Pingwu, Sichuan Province, China

Scheelite and Quartz from Tae Wha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite and Quartz from Khapalu, Ghanche District, Gilgit-Baltistan, Pakistan

Scheelite and Quartz from Khapalu, Ghanche District, Gilgit-Baltistan, Pakistan

Scheelite in Quartz from Guadalupana Mine, Santa Cruz, Sonora, Mexico

Scheelite in Quartz from Old Mine Plaza construction site, Mine Hill, Trumbull, Fairfield County, Connecticut

Scheelite in Quartz from Cantung Mine, Nahanni area, Mackenzie Mountains, Northwest Territories, Canada

Scheelite in Quartz from Glenorchy, Clutha-Central Otago, South Island, New Zealand

Scheelite on Calcite from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite on doubly-terminated Quartz from Henyang, Hunan Province, China

Scheelite on doubly-terminated Quartz from Yaogangxian Mine, 32 km southeast of Chenzhou, Hunan, China

Scheelite on Fluorite with Quartz, Chalcopyrite from East Camp Bird Mine, Level 5, Ouray County, Colorado

Scheelite on Muscovite with Cassiterite from Xuebaoding Mountain, near Pingwu, Sichuan Province, China

Scheelite on Quartz from Yaogangxian Mine, Nanling Mountains, Hunan, China

Scheelite on Quartz from Taewha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite on Quartz from Zinnwald-Cínovec District, Erzgebirge, Saxony-Bohemia border region, Germany-Czech Republic

Scheelite on Quartz from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite on Quartz from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite on Quartz from Yaogangxian Mine, Nanling Mountains, Hunan Province, China

Scheelite on Quartz from Tae Wha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite on Quartz from Zinnwald-Cínovec District, Erzgebirge, Saxony-Bohemia border region, Germany-Czech Republic

Scheelite on Quartz from Schwarzenberg, Saxony, Germany

Scheelite on Quartz from Tae Wha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite on Quartz from Tae Wha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite on Quartz from Tae Wha Mine, Chungju, Chungchongpukdo, South Korea

Scheelite on Quartz from Camp Bird Mine, Ouray County, Colorado

Scheelite on Quartz from Morro Velho Mine, Nova Lima, Minas Gerais, Brazil

Scheelite on Quartz from East Camp Bird Mine, Ouray, Ouray County, Colorado

Scheelite on Quartz with Pyrrhotite and Dolomite from Morro Velho Mine, Nova Lima, Minas Gerais, Brazil

Scheelite on Vesuvianite from Blue Bird Mine, Bell District, Mineral County, Nevada