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Steve Stuart's Gallery

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Galena : PbS

Mogul Mine (Garryard), Silvermines District, Co. Tipperary, Ireland

Group of cuboctahedral galena crystals about 2.5 cm in length. Photo and collection: Steve Stuart
 © SMS 2005Photo ID: 38673    View Count: 344

Galena : PbS

Ojuela Mine, Mapimí, Mun. de Mapimí, Durango, Mexico

Very reflective galena cleavage. Photo is about 4.3 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2008Photo ID: 156698    View Count: 178

Galena : PbS, Dolomite : CaMg(CO3)2

Sweetwater Mine (Milliken Mine; Frank R. Milliken; Blair Creek; Ozark Lead Company Mine; Adair Creek; Logan Creek), Ellington, Viburnum Trend District, Reynolds Co., Missouri, USA

Cuboctahedral galena crystal associated with dolomite rhombs. Photo is 2.5 mm in length. The dolomite fluoresces creamy-white under MW UV with short, dim phosphorescence. Specimen and photo: Steve Stuart.
 © SMS 2006Photo ID: 53333    View Count: 231

Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)

Khit Ostrov (Khit Island), Northern Karelia, Karelia Republic, Northern Region, Russia

Pink crystal of the garnet group, associated with kyanite and biotite. Fellow Mindaters indicate that it is of the pyrope-almandine series. Photo is about 2.2 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2007Photo ID: 131994    View Count: 157

Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)

Khit Ostrov (Khit Island), Northern Karelia, Karelia Republic, Northern Region, Russia

Pink crystals of garnet group, probably of the pyrope-almandine series. Associated minerals include kyanite and biotite. Photo is about 4.3 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2007Photo ID: 131996    View Count: 155

Genthelvite : Zn4Be3[S|(SiO4)3]

Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Genthelvite crystal group from Mont Saint-Hilaire, Quebec, Canada. Field of view is 2.5 mm in length. The reflected light shows off the tetrahedral nature of the crystals. Photo by Steve Stuart. Specimen is in his collection.
 © SMS 2005Photo ID: 28818    View Count: 422

Multiple photos availableGenthelvite : Zn4Be3[S|(SiO4)3], Fluorite : CaF2

Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

A group of pale green triangular genthelvite crystals with a clear, colorless, slightly inflated fluorite near the right side of the photo. The fluorite fluoresces pale blue-purple under SW, MW and LW UV light. The genthelvite fluoresces green, orange and green in the same sequence. Photo is 2.5 mm in length. Specimen and photo: Steve Stuart
 © SMS 2006Photo ID: 50444    View Count: 294

Gmelinite : (Na2,Ca)Al2Si4O12·6H2O, Analcime : Na2[Al2Si4O12] · 2H2O, Natrolite : Na2[Al2Si3O10] · 2H2O

Glenarm, Co. Antrim, Northern Ireland, UK

Pyramidal orange gmelinite crystal associated with water-clear analcime and natrolite. Photo is about 8.6 mm in length. Specimen obtained at Detroit Gem and Mineral Show, October 12-14, 2007. Photo and specimen: Steve Stuart.
 © SMS 2007Photo ID: 129719    View Count: 151

Gmelinite : (Na2,Ca)Al2Si4O12·6H2O, Analcime : Na2[Al2Si4O12] · 2H2O, Natrolite : Na2[Al2Si3O10] · 2H2O

Glenarm, Co. Antrim, Northern Ireland, UK

Bipyramidal gmelinite crystal associated with analcime and natrolite. Photo is about 8.6 mm in length. Photo and specimen: Steve Stuart.
 © SMS 2007Photo ID: 129720    View Count: 130

Gmelinite-Na : (Na2,Ca)[Al2Si4O12] · 6H2O

Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Thin hexagonal plates of gmelinite. Photo is 2.5 mm in length. Photographed by me. The specimen is in my collection.
 © SMS 2005Photo ID: 31626    View Count: 344
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