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Steve Stuart's Gallery

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Manganoneptunite : Na2KLi(Mn2+,Fe2+)2Ti2[Si8O24]

Point of Rocks Quarry, Point of Rocks Mesa (Pecks Mesa), Springer, Colfax Co., New Mexico, USA

Etched/striated mangan-neptunite. Photo is about 2.2 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2007Photo ID: 99111    View Count: 123

Manganoneptunite : Na2KLi(Mn2+,Fe2+)2Ti2[Si8O24]

Point of Rocks Quarry, Point of Rocks Mesa (Pecks Mesa), Springer, Colfax Co., New Mexico, USA

Deep red manganoneptunite. Photo is about 2.1 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2008Photo ID: 168296    View Count: 96

Marcasite : FeS2

Lincoln Quarry (Beamsville Quarry), Beamsville, Clinton Township, Lincoln Co., Ontario, Canada

Very small plates of marcasite on dolomite. Photo is about 2.1 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2008Photo ID: 147669    View Count: 97

Marcasite : FeS2

Lafarge Dundas North Quarry (Dundas Quarry; Redland; Quarry; Lafarge Quarry; Steetly Quarry; Steetley Quarry; Canada Crushed Stone Quarry), Dundas, Hamilton, Wentworth Co., Ontario, Canada

Classic marcasite crystal form from the LaFarge Quarry in Dundas, Ontario, Canada. Photo is about 4.3 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2008Photo ID: 147873    View Count: 100

Marcasite : FeS2

Rensselaer Quarry (Rensselaer Stone Company Quarry; Pleasant Ridge Quarry), Pleasant Ridge, Jasper Co., Indiana, USA

Marcasite. Photo is about 2.2 mm in length. Close examination indicates that the marcasite has grown outward on a substrate of pyrite. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 73171    View Count: 224

Marcasite : FeS2, Calcite : CaCO3

Rensselaer Quarry (Rensselaer Stone Company Quarry; Pleasant Ridge Quarry), Pleasant Ridge, Jasper Co., Indiana, USA

Marcasite associated with calcite. The calcite fluoresces an orange-yellow color under SW, MW and LW UV light. Photo is about 2.2 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 73172    View Count: 172

Marcasite : FeS2, Calcite : CaCO3

Rensselaer Quarry (Rensselaer Stone Company Quarry; Pleasant Ridge Quarry), Pleasant Ridge, Jasper Co., Indiana, USA

Chevron-striated marcasite associated with calcite. Photo is 2.2 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 73173    View Count: 198

Marcasite : FeS2, Calcite : CaCO3

Pint's Quarry, Raymond, Black Hawk Co., Iowa, USA

A broken and repaired (by nature) sword of marcasite associated with calcite. Photo is 10 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 54039    View Count: 220

Marcasite : FeS2

Pint's Quarry, Raymond, Black Hawk Co., Iowa, USA

Marcasite associated with calcite. Photo is 2.5 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 54040    View Count: 204

Marcasite : FeS2, Calcite : CaCO3

Pint's Quarry, Raymond, Black Hawk Co., Iowa, USA

Blades of marcasite with associated calcite. Photo is 5 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2006Photo ID: 54045    View Count: 234
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