a Minerals

Strontianite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite from Drensteinfurt, North Rhine-Westphalia, Germany

Strontianite from Oberdorf an der Laming, Bruck an der Mur, Styria, Austria

Strontianite from Oberdorf an der Laming, Bruck an der Mur, Styria, Germany

Strontianite from Cave-in-Rock District, Hardin County, Illinois

Strontianite from Ozark-Mahoning No. 1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite from Mackville Quarry, north of Appleton, Outagamie County, Wisconsin

Strontianite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite from Oberdorf an der Laming, Bruck an der Mur, Styria, Austria

Strontianite from Val Tassobio, Reggio Emilio, Italy

Strontianite from Oberdorf an der Laming, Bruck an der Mur, Styria, Austria

Strontianite and Barite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite and Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite and Calcite from Jersey Shore, Lycoming County, Pennsylvania

Strontianite and Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite and Calcite from Dolni Terlicko, Cesky Tesiny, Silesia, Czech Republic

Strontianite and Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite and Magnesite from Oberdorf an der Laming, Bruck an der Mur, Styria, Austria

Strontianite in Barite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland (Type Locality for Strontianite)

Strontianite on Barite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland (Type Locality for Strontianite)

Strontianite on Barite from Clausthal, Hartz Mountains, Lower Saxony, Germany

Strontianite on Barite from Oberdorf an der Laming, Bruck an der Mur, Styria, Austria

Strontianite on Barite from Strontian, Argyllshire, Scotland (Type Locality for Strontianite)

Strontianite on Barite from Strontian, Argyllshire, Scotland (Type Locality for Strontianite)

Strontianite on Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite on Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite on Calcite from National Limestone Quarry, Mount Pleasant Mills, Snyder County, Pennsylvania

Strontianite on Calcite from National Limestone Quarry, Mount Pleasant Mills, Snyder County, Pennsylvania

Strontianite on Calcite from Faylor-Winfield Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite on Calcite over Fluorite from Cave-in-Rock District, Hardin County, Illinois

Strontianite on Dolomite from Oberdorf an der Laming, Bruck an der Mur, Styria, Germany

Strontianite on Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite on Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite on Fluorite from Cave-in-Rock District, Hardin County, Illinois

Strontianite on Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite on Fluorite with Sphalerite from Friarfold Vein, Hard Level, Old Gang, Swaledale, North Yorkshire, England

Strontianite over Fluorite from Ozark-Mahoning #1 (Minerva #1) Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite pseudomorph after Celestine from Maumee Stone Quarry, Lime City, Ohio

Strontianite pseudomorph after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorph after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City Quarry, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City Quarry, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City Quarry, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City Quarry, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Stoneco Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Maumee Stone Quarry, Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine with Calcite from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine with Calcite from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine with Calcite from Lime City, Wood County, Ohio

Strontianite pseudomorphs after Celestine with Calcite from Lime City Quarry, Wood County, Ohio

Strontianite with Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite with Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite with Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite with Calcite from Meckley's Quarry, 1.2 km south of Mandata, Northumberland County, Pennsylvania

Strontianite with Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontianite with Calcite from Meckley's Quarry, 1.2 km south of Mandata, Northumberland County, Pennsylvania

Strontianite with Celestine from Meckley's Quarry, 1.2 km south of Mandata, Northumberland County, Pennsylvania

Strontianite with Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Strontianite with Pyrite from Route 220 road cut, south of Altoona, Blair County, Pennsylvania

Strontianite, Pyrite, Calcite from Faylor-Middle Creek Quarry, 3 km WSW of Winfield, Union County, Pennsylvania

Strontio-orthojoaquinite with Magnesioriebeckite from Ohmi, Niigata Prefecture, Honshu Island, Japan (Type Locality for Strontio-orthojoaquinite)

Strontiojoaquinite from Mina Numero Uno, New Idria District, San Benito County, California (Type Locality for Strontiojoaquinite)

Strunzite and Purpurite from BB No. 7 Quarry, Norway, Oxford County, Maine

Struvite-(K) and Newberyite from Rossblei Mine, Eschach Alp, Schladminger Tauern Mountains, Styria, Austria (Type Locality for Struvite-(K))

Studenitsite with Veatchite from Pobrdzhsky Potok, Balevats, Serbia-Montenegro (Type Locality for Studenitsite)

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from Kuruman District, Northern Cape Province, South Africa (Type Locality for Sturmanite)

Sturmanite from Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Sturmanite)

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Sturmanite, see Minerals of South Africa, pp. 244)

Sturmanite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Sturmanite, see Minerals of South Africa, pp. 244)

Sturmanite on Braunite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite on Hematite with Celestine from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite pseudomorphs after Gypsum from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite with Ettringite and Hematite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite with Ettringite and Hematite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sturmanite with Manganite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Suanite with Ludwigite from Hol Kol Mine, Suan District, North Korea (Type Locality for Suanite)

Sudoite and Schorl Tourmaline on Albite from Kara Oba (Dzhambul), Betpakdala Desert, Karaganda Oblast', Kazakhstan

Sugilite cabochon from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sugilite on Quartz with Ruizite inclusions from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sugilite with Katayamalite from Iwagi Islet, Ochi Gun, Ehime Prefecture, Japan (Type Locality for Sugilite and Katayamalite)

Sugilite with Katayamalite from Funokoshi, Iwagi Islet, Ochi Gun, Ehime Prefecture, Japan (Type Locality for Sugilite and Katayamalite)

Sugilite with Pectolite on Quartz from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sugilite, Pectolite, Aegirine from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Sulfur and Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur and Aragonite from Sicily, Italy

Sulfur and Aragonite from Sicily, Italy

Sulfur and Calcite from Agrigento District (Girgenti), Sicily, Italy

Sulfur and Calcite on Celestine from Scofield Quarry, Maybee, Monroe County, Michigan

Sulfur and Orpiment from Mercur Mine, Tooele County, Utah

Sulfur and Valentinite on Stibiconite over Stibnite from Xikuangshan, 12 km northeast of Lengshuijiang, Hunan, China

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Miniera di Cozzo Disi, Casteltermini, Agrigento, Sicily, Italy

Sulfur on Aragonite from Sicily, Italy

Sulfur on Aragonite from Sicily, Italy

Sulfur on Aragonite from Cianciana, Agrigento Province, Sicily, Italy

Sulfur on Aragonite from Caltanisetta, Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Reggio Emilia, Emilia-Romagna, Italy

Sulfur on Aragonite from Cozzodisi, Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Aragonite from Agrigento District (Girgenti), Sicily, Italy

Sulfur on Barite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Barite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Barite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Barite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Barite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Calcite from Miniera Racalmuto, Agrigento, Sicily, Italy

Sulfur on Calcite from Machów mine, Tarnobrzeg, Poland

Sulfur on Calcite from Machow Mine, Tarnobrzeg, Poland

Sulfur on Calcite-Aragonite from Boling, Wharton County, Texas

Sulfur on stalactitic Calcite from Miniera Racalmuto, Agrigento, Sicily, Italy

Sulfur on stalactitic Calcite from Miniera Racalmuto, Agrigento, Sicily, Italy

Sulfur over Aragonite from Cianciana, Agrigento Province, Sicily, Italy