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Alstonite : BaCa(CO3)2, Calcite : CaCO3, Fluorite : CaF2 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Calcite with alstonite crystals projecting perpendicular from crystal axis. Acquired from Ross Lillie in 2000, who acquired it from the Schulz collection, purchased by him in October 1970 from Harry Sering (Indianapolis rock shop) for $7.50. Specimen 988 in the collection of the photographer, Alan Goldstein. |
| © Alan Goldstein | Photo ID: 25437 View Count: 639 |
Alstonite : BaCa(CO3)2 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Alstonite crystals projecting perpendicular from calcite. Specimen 988 in the collection of the photographer, Alan Goldstein. FOV = 1 cm. |
| © Alan Goldstein | Photo ID: 25438 View Count: 502 |
Alstonite : BaCa(CO3)2 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Alstonite crystals thickly coat the back of a specimen with calcite, fluorite and alstonite. Specimen 988 in the collection of the photographer, Alan Goldstein. FOV = 1 cm. |
| © Alan Goldstein | Photo ID: 25440 View Count: 474 |
Alstonite : BaCa(CO3)2, Fluorite : CaF2, Calcite : CaCO3 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Fluorite with alstonite crystals projecting from crystal; adjacent calcite also with alstonite. Specimen 988 in the collection of the photographer, Alan Goldstein. FOV = 1.5 cm. |
| © Alan Goldstein | Photo ID: 25439 View Count: 467 |
Baryte : BaSO4 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Sculptural formation of white complex crystals of barite. All crystals complete and undamaged. Overall size of mineral specimen: 3x2.5x2.5 cm. Size of individual crystals: 1-20 mm. |
| © 2002 John H. Betts | Photo ID: 6125 View Count: 430 |
Baryte : BaSO4, Fluorite : CaF2, Calcite : CaCO3 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Barite encrusting fluorite (with minor calcite). Collected on the mine dump Oct. 18, 1986. Alan Goldstein specimen (7121) and photo. |
| © Alan Goldstein | Photo ID: 27569 View Count: 380 |
Baryte : BaSO4 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA A ball composed of radiating blades of barite measures 3 inches in diameter and is associated with minor fluorite. In the Charles Creekmur collection. |
| © Charles Creekmur | Photo ID: 17595 View Count: 377 |
Baryte : BaSO4, Calcite : CaCO3, Alstonite : BaCa(CO3)2 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA A big 7 x 7 inch specimen consisting of delicate, paper-thin blades of clear barite sprinkled with calcite and a few tiny alstonite crystals. In the Charles Creekmur collection. |
| © Charles Creekmur | Photo ID: 17586 View Count: 361 |
Baryte : BaSO4 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Stalactitic blue and white barite from the Minerva No. 1 mine. Specimen 7153 in the collection of the photographer, Alan Goldstein. This specimen was purchased from the late, great, Palmers Rock Shop, in beautful downtown Cave in Rock, Illinois. |
| © Alan Goldstein | Photo ID: 25244 View Count: 351 |
Baryte : BaSO4, Fluorite : CaF2 | |
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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA Barite crystals embedded in fluorite where specimen was split. Alan Goldstein specimen (#7147A) and photo. FOV ~1.5 cm |
| © Alan Goldstein | Photo ID: 48963 View Count: 240 |
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