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David Aldridge's Photo Gallery

5FP-FPEBromargyrite

Broken Hill, Broken Hill district, Yancowinna Co., New South Wales, Australia

Nice crystal of Bromargyrite "Embolite" on matrix. Main crystal ~3mm In the collection of the photographer.
Copyright: © 2010 David Aldridge      Photo ID: 351794     Uploaded by: David Aldridge   View Count: 606   Approval status: Public galleries    Type: Photo - 1024 x 786 pixels (0.8 Mpix)

2PP-CRNMarcasite

Pinnacle Park, Dallas, Dallas Co., Texas, USA

Marcasite in limestone matrix from Pinnacle Park. Collected (2007) by, and in the collection of the photographer. Scale at bottom is to mm.
Copyright: © 2010 David Aldridge      Photo ID: 351697     Uploaded by: David Aldridge   View Count: 290   Approval status: Public galleries    Type: Photo - 1903 x 1333 pixels (2.5 Mpix)

30C-30FMicrolite Group, Lepidolite, Quartz, Quartz (Var: Smoky Quartz)

Harding Mine, Picuris District, Taos Co., New Mexico, USA

Grain of Microlite in matrix. The quartz directly surrounding the Microlite has turned smoky, due to natural irradiation. This can be seen by the quartz getting lighter as it moves farther from the grain. FOV is ~5mm. Collected by, and in the collection of the photographer.
Copyright: © 2009 David Aldridge      Photo ID: 243708     Uploaded by: David Aldridge   View Count: 390   Approval status: Public galleries    Type: Photo - 644 x 480 pixels (0.3 Mpix)

CM9-EP7Yttrotantalite-(Y)

Coats Pegmatite, La Jarita-Apache area, Petaca District, Rio Arriba Co., New Mexico, USA

An array of Yttrotantalite collected from 3 vugs, each ~30x70x15cm, composed of pure Yttrotantalite. Personally collected by the photographer in 2007. Largest piece is ~2cm in width, and ~1cm in height.
Copyright: © 2009 David Aldridge      Photo ID: 243707     Uploaded by: David Aldridge   View Count: 1217   Approval status: Public galleries    Type: Photo - 3872 x 2592 pixels (10.0 Mpix)

6WG-Q03Topaz

Mason Co., Texas, USA

Water-worn topaz crystal from a classic locality.
Specimen is about 2cm across
In the collection of the photographer.
Copyright: © 2008 David Aldridge      Photo ID: 148190     Uploaded by: David Aldridge   View Count: 501   Approval status: Public galleries    Type: Photo - 3872 x 2592 pixels (10.0 Mpix)

1UA-R40Fluorite (Var: Chlorophane)

Petrick pegmatite, Kingsland Granite Company Quarry, Llano Co., Texas, USA

Chlorophane showing Thermoluminsence from the Petrick Pegmatite. The largest piece of Chlorophane is about 2cm across. Self-Collected by David Aldridge Winter 2007. In the collection of the photographer.
Copyright: © 2008 David Aldridge      Photo ID: 148185     Uploaded by: David Aldridge   View Count: 463   Approval status: Public galleries    Type: Photo - 3872 x 2592 pixels (10.0 Mpix)

FA3-2M1Dolomite, Calcite

Ben Hogan Quarry, Black Rock, Lawrence County Zinc Mining District, Lawrence Co., Arkansas, USA

Clear calcite on pinkish dolomite
Collected by Donald Slater
Specimen is about 4cm across
In the collection of the photographer
Copyright: © 2008 David Aldridge      Photo ID: 146406     Uploaded by: David Aldridge   View Count: 435   Approval status: Public galleries    Type: Photo - 806 x 544 pixels (0.4 Mpix)

PY1-EATSulphur

Kern Co., California, USA

Native sulfur crystals on matrix
Specimen is about 6cm across
In the collection of the photographer
Copyright: © 2008 David Aldridge      Photo ID: 146405     Uploaded by: David Aldridge   View Count: 364   Approval status: Public galleries    Type: Photo - 860 x 553 pixels (0.5 Mpix)

0KY-R25Grossular

York River Skarn, York River area, Dungannon Township, Hastings Co., Ontario, Canada

Grossular garnet on matrix
Specimen is about 5cm across
In the collection of the photographer
Copyright: © 2008 David Aldridge      Photo ID: 146404     Uploaded by: David Aldridge   View Count: 369   Approval status: Public galleries    Type: Photo - 720 x 561 pixels (0.4 Mpix)

Y45-6M4Copper

Pavitte Copper prospect, Burnet Co., Texas, USA

Self-collected dark-brown native Copper from the Pavitte Prospect.
Collected Sunday, December 29, 2007.
Copper is about 1.3cm across
In the collection of the photographer.
Copyright: © 2007 David Aldridge      Photo ID: 143070     Uploaded by: David Aldridge   View Count: 401   Approval status: Public galleries    Type: Photo - 693 x 472 pixels (0.3 Mpix)
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