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Volker Betz's Photo Gallery

8J8-4FCGmelinite, Natrolite

Road Cut SW, Avhellero, Larnaca District, Cyprus

Dimensions: 120 mm x 130 mm x 50 mm

Part of a rather large vug in altered pillow lava, covered with many small gmelinite and natrolite crystals. Zeolite collection of Volker Betz.
Copyright: © Volker Betz (2019)      Photo ID: 931690     Uploaded by: Volker Betz   View Count: 34   Approval status: Public galleries    Type: Photo - 3894 x 3880 pixels (15.1 Mpix)

ELJ-027Gobbinsite, Phillipsite, Chabazite-Na

Multiple photos available
Punta del Aguila, Playa Blanca, Yaiza, Lanzarote, Las Palmas Province, Canary Islands, Spain

Field of View: 25 mm

Gobbinsite as fibrous zonar fillling of an amygdale, intergrown with minor phillipsite with a surface of gobbinsite and phillipsite crystals.
Copyright: © Volker Betz (2019)      Photo ID: 929454     Uploaded by: Volker Betz   View Count: 64   Approval status: Public galleries    Type: Photo - 1915 x 2000 pixels (3.8 Mpix)

0HK-MN3Mesolite, Thomsonite-Ca, Stilbite subgroup

Multiple photos available
Lítlafelli, Eysturoy Island, Faroe Islands, Denmark

Dimensions: 40 mm x 50 mm x 25 mm

Collected in the 1970´s. Zeolite Collection of Volker Betz.
Copyright: © Volker Betz (2018)      Photo ID: 928104     Uploaded by: Volker Betz   View Count: 30   Approval status: Public galleries    Type: Photo - 4054 x 3600 pixels (14.6 Mpix)

C04-XJ8Natrolite

Diamond Island, Five Islands, Cumberland Co., Nova Scotia, Canada

Dimensions: 55 mm x 80 mm x 55 mm

Sprays of 4 cm natrolite crystals. By exchange from Ronnie van Dommelen. Zeolite collection of Volker Betz.
Copyright: © Volker Betz (2018)      Photo ID: 926347     Uploaded by: Volker Betz   View Count: 19   Approval status: Public galleries    Type: Photo - 2000 x 1333 pixels (2.7 Mpix)

GFA-XUUOffretite, Phillipsite, Faujasite, Chabazite

Bonacker quarry, Gedern, Wetteraukreis, Hesse, Germany

Field of View: 2 mm

This vug shows a combination of Faujasite (octahedrons), offretite (white lenses with clear inner zone), blue-gray spheres of phillipsite and a irregular ball of most likely chabazite. This kind of material was found around 1995 from Gerhard Braun. Zeolite collection of Volker Betz.
Copyright: © Volker Betz (2018)      Photo ID: 921983     Uploaded by: Volker Betz   View Count: 89   Approval status: Public galleries    Type: Photo - 4677 x 3328 pixels (15.6 Mpix)

HTM-L7YFluorapatite, Calcite, Hematite

Nuestra Señora del Carmen Mines, La Celia, Jumilla, Murcia, Spain

Field of View: 8 mm

Red fluorescent fluorapatite crystals (UV at 254 nm) with bue-white fluorescent calcite. Also present is hematite, not visible in the picture. Left picture shows the view in day light.

The fluoerscence of the Jumilla fluorapatite was first mentioned by:

Haberlandt, H.E.(1954): Lumineszenzuntersuchungen an Fluoriten und anderen Mineralien V. – Sitzungsberichte der Akademie der Wissenschaften mathematisch-naturwissenschaftliche Klasse – 163: 375 - 399.
Copyright: © Volker Betz (2018)      Photo ID: 911999     Uploaded by: Volker Betz   View Count: 25   Approval status: Public galleries    Type: Photo - 2000 x 1364 pixels (2.7 Mpix)

HC4-XWLChabazite

Punta del Aguila, Playa Blanca, Yaiza, Lanzarote, Las Palmas Province, Canary Islands, Spain

Largest Crystal Size: 3 mm

A multiple twinned Chabazite crystal with unusual prismatic faces. Its is associated with small crystals of analcime and phillipsite (not visible). Most likely it is a chabazite-Na crystal, but not analysed.
Copyright: © Volker Betz (2018)      Photo ID: 909107     Uploaded by: Volker Betz   View Count: 31   Approval status: Public galleries    Type: Photo - 4261 x 3456 pixels (14.7 Mpix)

FT7-UQ6Keckite, Rockbridgeite

Hagendorf South Pegmatite, Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany

Field of View: 5 mm

Radiating orange keckite in vugs of rockbridgeite. Type material for new determination of chemical formula (Hochleitner & Fehr 2010).



Strahliger Keckit in Rockbridgeit-Drusen. Typusmaterial zur Neubestimmung der Formel (Hochleitner & Fehr 2010). Foto Mineralogische Staatssammlung.
Copyright: © Mineralogische Staatssammlung, München, Bayern.      Photo ID: 908706     Uploaded by: Volker Betz   View Count: 41   Approval status: Public galleries    Type: Photo - 1803 x 1065 pixels (1.9 Mpix)

Erich Keck

Erich Keck (* 1938), looking forward to the first sip of beer during a trip in Czech Republic.
Keckite is named after him. His very large collection of Hagendorf minerals is now preserved for future times at Mineralogische Staatssammlung, München.

Copyright: © Brigitte Schütze      Photo ID: 908659     Uploaded by: Volker Betz   View Count: 26   Approval status: User gallery    Type: Photo - 2448 x 3264 pixels (8.0 Mpix)

M16-Q85Pyrite

Vlotho, Herford, Eastern Westphalia, North Rhine-Westphalia, Germany

Largest Crystal Size: 9 mm

Iron cross twin of pyrite with a thin coating of limonite. Secured in its original position in marl matrix.

Mindat.org Photo of the Day - 10th Jan 2019
Copyright: © Volker Betz (2018)      Photo ID: 905776     Uploaded by: Volker Betz   View Count: 437   Approval status: Public galleries    Type: Photo - 2000 x 2021 pixels (4.0 Mpix)
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