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Dr. Günter Grundmann's Photo Gallery

9XW-HH6Nickeltyrrellite CuNi2Se4 , Cerromojonite CuPbBiSe3 , Klockmannite CuSe , Clausthalite PbSe , Krut'aite CuSe2 , Goethite \alpha-Fe3+O(OH)

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El Dragón mine, Antonio Quijarro Province, Potosí, Bolivia

Field of View: 0.02 mm

Reflected plane polarized light digital image in air, illustrating euhedral crystals of the new mineral species nickeltyrrellite (pinkish) that typically occurs within lath-shaped or acicular mineral aggregates of cerromojonite (cream white) in association with klockmannite (blue), krut'aite (light-blue-grey), and clausthalite (pale-blue). Late alteration product is goethite (medium-grey). Width of image 0.2 mm.

Reference:
Hans-Jürgen Förster, Chi Ma, Günter Grundmann, Luca Bindi, and Christopher J. Stanley (2019): Nickeltyrrellite, IMA 2018-110. CNMNC Newsletter No. 47, February 2019, page 200; European Journal of Mineralogy, 31, 199–204.


G. Grundmann collection and photo.
Copyright: © Günter Grundmann, Detmold, Germany      Photo ID: 1095821     Uploaded by: Dr. Günter Grundmann   View Count: 3   Approval status: Public galleries    Type: Photo - 5472 x 3648 pixels (20.0 Mpix)

JC7-CAMGalena PbS , Siderite FeCO3 , Quartz SiO2

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Silbersand Mine, Sankt Johann, Vordereifel, Mayen-Koblenz District, Rhineland-Palatinate, Germany

Dimensions: 8 cm x 5 cm x 2.5 cm
Field of View: 12 cm
Weight: 183.85 g

Fine-grained granular galena (blue-grey metallic lustrous) in coarse-grained siderite matrix.


G. Grundmann collection and photo.
Copyright: © Günter Grundmann, Detmold, Germany      Photo ID: 1095652     Uploaded by: Dr. Günter Grundmann   View Count: 5   Approval status: Public galleries    Type: Photo - 5552 x 3800 pixels (21.1 Mpix)

View of the Nickenich lava quarrying, in 1899.

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Nickenicher Sattel, Nickenich, Pellenz, Mayen-Koblenz District, Rhineland-Palatinate, Germany

The lava grotto quarries (“Lava Grottensteinbrüche” in German) of the W. Welling Company, Nickenicher Sattel, in 1899. Vintage picture postcard, publisher unknown. The card was sent on 4 December 1899 from Nickenich to Laubenheim/Rhein.

The Nickenicher Sattel is the type locality of nickenichite.

G. Grundmann collection.

Copyright: © Günter Grundmann, Detmold      Photo ID: 1094956     Uploaded by: Dr. Günter Grundmann   View Count: 17   Approval status: Public galleries    Type: Photo - 3191 x 1753 pixels (5.6 Mpix)

View of the Nickenich lava quarrying, in 1910.

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Nickenicher Sattel, Nickenich, Pellenz, Mayen-Koblenz District, Rhineland-Palatinate, Germany

The lava grotto quarries (“Lava Grottensteinbrüche” in German) of the Josef Görgen Company, Nickenicher Sattel, in 1910. Vintage picture postcard, published by Carl Schüssler (No. 3012), Andernach. The card was sent on 23 September 1910 from Nickenich to Lichtenau, Baden.

The Nickenicher Sattel is the type locality of nickenichite.

G. Grundmann collection.
Copyright: © Carl Schüssler (No. 3012), Andernach.      Photo ID: 1094954     Uploaded by: Dr. Günter Grundmann   View Count: 14   Approval status: Public galleries    Type: Photo - 3123 x 1835 pixels (5.7 Mpix)

Geology of the Czech Republic.

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Czech Republic

The simplified geological map of the Czech Republic, ca. 1990. Vintage picture postcard, published by the Czech Geological Survey, Prague.


G. Grundmann collection.
Copyright: © Czech Geological Survey, Prague.      Photo ID: 1074703     Uploaded by: Dr. Günter Grundmann   View Count: 12   Approval status: Public galleries    Type: Photo - 3475 x 2329 pixels (8.1 Mpix)

Geology of Czechoslovakia, in 1968.

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Czechoslovakia

The geological map of Czechoslovakia. Vintage picture postcard, performed on the occasion of the XXIII Geologorum Conventus meeting, in Prague, in 1968. Published by ÚÚG Praha, printed by KRÚ Praha.


G. Grundmann collection.
Copyright: © ÚÚG, Prague.      Photo ID: 1074702     Uploaded by: Dr. Günter Grundmann   View Count: 6   Approval status: Public galleries    Type: Photo - 3517 x 2307 pixels (8.1 Mpix)

View of the Bratislava limestone quarrying, in 1920.

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Wait quarry, Devínska Nová Ves, Bratislava, Bratislava, Bratislava Region, Slovakia

The Wait limestone quarry with incline haulage and lime kiln, in 1920. Vintage picture postcard, published by A. Wiesner, Malacky. The card was sent on 8 March 1921 from Bratislava to Rakovnik, Cěchy.


G. Grundmann collection.
Copyright: © A. Wiesner, Malacky.      Photo ID: 1074701     Uploaded by: Dr. Günter Grundmann   View Count: 7   Approval status: Public galleries    Type: Photo - 3259 x 2024 pixels (6.6 Mpix)

View of the Mount Wyatt gold mining area, in 1909.

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Sellheim alluvial gold mine, Mount Wyatt area, Whitsunday Region, Queensland, Australia

Alluvial sluicing for gold, in 1909. Vintage picture postcard, published by T. Willmett & Son, Townsville and Charter Towers.


G. Grundmann collection.
Copyright: © T. Willmett & Son, Townsville and Charter Towers.      Photo ID: 1074700     Uploaded by: Dr. Günter Grundmann   View Count: 8   Approval status: Public galleries    Type: Photo - 3285 x 2079 pixels (6.8 Mpix)

View of the Kerkrade coal mining area, ca. 1958.

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Willem-Sophia mine, Kerkrade Municipality, Limburg, Netherlands

The Willem-Sophia mine head frames, ca. 1958. Vintage real photo postcard, published by P. Simons, Ubach-over-Worms.



G. Grundmann collection.
Copyright: © P. Simons, Ubach-over-Worms.      Photo ID: 1074695     Uploaded by: Dr. Günter Grundmann   View Count: 3   Approval status: Public galleries    Type: Photo - 3177 x 2075 pixels (6.6 Mpix)

View of the Kerkrade coal mining area, in 1932.

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Willem-Sophia mine, Kerkrade Municipality, Limburg, Netherlands

The Willem-Sophia mine head frames, in 1932. Vintage picture postcard, published by Mij. "Rembrandt", Utrecht. The card was sent on 24 November 1932 from Spekholzerheide to Dorndorf, Thuringia.


G. Grundmann collection.
Copyright: © Mij. "Rembrandt", Utrecht      Photo ID: 1074694     Uploaded by: Dr. Günter Grundmann   View Count: 3   Approval status: Public galleries    Type: Photo - 3272 x 2073 pixels (6.8 Mpix)
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