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Glen Carlson's Photo Gallery

Y8E-R75Fluorite, Siderite, Chalcopyrite

Jones Mill Quarry, Magnet Cove, Hot Spring Co., Arkansas, USA

Dimensions: 2 mm x 3 mm
Field of View: 2 mm
Largest Crystal Size: 0.33 mm

Fluorite with siderite and (I think) chalcopyrite; Collected from the Martin Marietta Quarry in Jones Mill, Arkansas a few years ago with Barwood and company. Total FOV = approx. 2mm x 3mm; 32 images taken with a Canon T2i using a 10-300mm telemacro lens and a 4x objective (with a homemade pure white LED ring light attached to the objective), all in a bellows configuration; stacked using Photoshop CS6 and processed through Topaz Detail 3.

Photo ID: 913681     Uploaded by: Glen Carlson   View Count: 18   Approval status: Public galleries    Type: Photo - 3387 x 5166 pixels (17.5 Mpix)

0W2-3D4Aegirine, Analcime

Granite Mountain Quarry #1, Granite Mountain Area, Little Rock, Pulaski Co., Arkansas, USA

Field of View: 3.5 mm

2mm aegerine crystal with a tiny analcime crystal growing out of it; both of which are formed on a larger analcime crystal.
Copyright: © Glen Carlson      Photo ID: 835972     Uploaded by: Glen Carlson   View Count: 47   Approval status: Public galleries    Type: Photo - 4529 x 3203 pixels (14.5 Mpix)

LW1-RETAegirine

Multiple photos available
Cove Creek Bridge and The Branch, Magnet Cove, Hot Spring Co., Arkansas, USA

Three large aegerine crystals in a feldspar matrix: The largest crystal is 7.5cm while the other two measure 6cm and 5cm. Smaller broken pieces are present to. The entire matrix is pyramid shape in a way and measures 9cm at the base, 8cm tall, and 7cm deep. Collected in Cove Creek, on the bank of the creek, just upstream a bit from the bridge on Hwy 51.
Photo ID: 358558     Uploaded by: Glen Carlson   View Count: 417   Approval status: Public galleries    Type: Photo - 2393 x 3000 pixels (7.2 Mpix)

XRC-U25Wavellite

Dug Hill, Avant, Garland Co., Arkansas, USA

FOV = approx 5mm; close up on wavellite spray showing change in color from green in the center to clear at the tips of the crystals.
Copyright: © Glen Carlson      Photo ID: 325435     Uploaded by: Glen Carlson   View Count: 196   Approval status: Public galleries    Type: Photo - 1024 x 768 pixels (0.8 Mpix)

7EA-5RHFluorapatite

Cove Creek Bridge and The Branch, Magnet Cove, Hot Spring Co., Arkansas, USA

FOV = approx 5mm, part of a larger specimen that is approximately 4cm long, 3cm wide, 3cm tall.
Copyright: © Glen Carlson      Photo ID: 325434     Uploaded by: Glen Carlson   View Count: 414   Approval status: Public galleries    Type: Photo - 1600 x 1200 pixels (1.9 Mpix)

H28-HG9Anatase, Fluorapatite

Cove Creek Bridge and The Branch, Magnet Cove, Hot Spring Co., Arkansas, USA

FOV approx 5mm; Anatase specimen after perovskite, on a larger cluster of fluorapatite. Anatase specimen is approximately 2mm across.
Copyright: © Glen Carlson      Photo ID: 325433     Uploaded by: Glen Carlson   View Count: 387   Approval status: Public galleries    Type: Photo - 1600 x 1200 pixels (1.9 Mpix)

4WW-609Vesuvianite

Cove Creek Bridge and The Branch, Magnet Cove, Hot Spring Co., Arkansas, USA

This was found on the bank of Cove Creek just north of the bridge on Hwy 51. The diameter is about 1.5 inches and the height is about .75 to 1 inch.
Copyright: © Glen Carlson, 2010; All Rights Reserved      Photo ID: 290637     Uploaded by: Glen Carlson   View Count: 497   Approval status: Public galleries    Type: Photo - 3264 x 2448 pixels (8.0 Mpix)
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