Tag Archives: North America

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Quartz Var. Smoky, with Albite, Siderite

ID: 6471
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Normally not a display mineral from the Poudrette quarry, this smoky quartz is extremely aesthetic, gemmy and displays well. It’s associated with tan siderite rhombs, white albite and tiny pyrite crystals.


Price: $150.00
Location: Poudrette Qy., Mt. St. Hilaire, Quebec, Canada
Dimensions: 4.9 x 4.7 x 2.5cm
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Wulfenite

ID: 6467
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Lustrous, butterscotch blocky crystals of wulfenite on a matrix of white calcite. Superb color on this one.


Price: $780.00
Location: Los Lamentos, Chihuahua, Mexico
Dimensions: 9.8 x 7 x 2cm
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Fluorite “Spinel Law Twin enhydro” (ex S. Koster Coll.)

ID: 6465
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A clear fluorite crystal twinned according to the spinel law hosting air bubbles inclusions. The faces of the crystal also alternate from very smooth to grainy. Mined in the 80’s.


Price: $400.00
Location: Naica, Chihuahua, Mexico
Dimensions: 5.5 x 4.5 x 1.8cm
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Quartz with Tetrahedrite, Pyrite

ID: 6462
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A specimen of silvery grey tetrahedrite crystals are associated with clear quartz crystals and golden pyrites, possibly galena and other sulfides. Old timer, probably from the 50’s.


Price: $250.00
Location: Bingham Canyon Mine, Bingham Dist., Salt Lake Co., Utah
Dimensions: 9.2 x 7.3 x 4cm
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Sanidine

ID: 6460
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A group of very sharp crystals of sanidine with that iridescent “moonstone” effect that creates some beautiful colors when the light hits it. These were found in the early 1990s (if my memory serves me right) and have not been found again.


Price: $150.00
Location: Pili Mine, Municipio de Saucillo, Chihuahua, Mexico
Dimensions: 6 x 6 x 3.4cm
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Calcite

ID: 6458
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Very sharp golden scalenohedrons of calcite on a calcite matrix. A former Zn-F(fluorspar)-Pb occurrence/mine located about 8.0 km WNW of Rosiclare (Hardin County) along the Pope County-Hardin County line, on private land. Owned & operated by the Minerva Oil Company (100%), Illinois (1973).  A rather obscure calcite locality. Also credited to the Kentucky Fluorspar Dist.


Price: $150.00
Location: Fairbairn Mine, Rosiclare, Pope Co., Illinois
Dimensions: 11.5 x 7 x 5cm
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Fluorite with Calcite

ID: 6457
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A golden fluorite cube with blue zoned edges is host to a group of gemmy, prismatic calcite crystals.


Price: $300.00
Location: Minerva Mine No. 1, Harris Creek Dist., Hardin Co., Illinois
Dimensions: 6.2 x 6 x 5cm
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Rhodochrosite with Pyrite (ex Logan Coll.)

ID: 6456
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Bladed discoidal crystals of rhodochrosite with pyrite crystals and sulfides.


Price: $150.00
Location: Eagle Mine, Eagle County, Colorado
Dimensions: 2.5 x 2.4 x 1.6cm
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Rhodochrosite – (ex Logan Coll.)

ID: 6454
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Hot pink, prismatic gemmy crystals of rhodochrosite on matrix.


Price: $90.00
Location: Santa Eulalia, Chihuahua, Mexico
Dimensions: 3.3 x 2.6 x 1cm
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Rhodochrosite with Quartz (ex Logan Coll.)

ID: 6450
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Medium pink rhombs of rhodochrosite forming an aesthetic rosette that sits on a matrix of quartz and sulfides.


Price: $200.00
Location: Sunnyside Mine, American Tunnel, San Juan Co., Colorado
Dimensions: 3.4 x 2.5 x 2.4cm
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There are 65 news updates.