Thomsenolite

Prismatic crystals of thomsenolite with octahedral ralstonite
Origin: Ivigtut (Ivittuut), Arsuk Fjord, Greenland
Picture size: 5 mm
Owner: Thomas Witzke
 

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

Aggregates of thomsenolite crystals on jarlite. With jarlite crystals, pyrite, gearksutite and occasional barite aggregates in parts of the specimen
Origin: Ivigtut, Greenland, Denmark
Sample size: 42 x 60 x 35 mm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Origin: Ivigtut, Greenland
Ex. Don Belsher collection
Sample size: 5 x 7 x 4.2 cm
 
  
 
  
Rhyolite matrix with small masses of colourless thomsenolite, yellow uranophane and meta-uranocircite
Origin: Honeycomb Hills, Juab Co., Utah, U.S.A.
Ex. Don Belsher collection
Sample size: 8.3 x 3.8 x 2.3 cm (top), 5.7 x 3.4 x 1 cm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Origin: Cryolite deposit, Ivigtut, Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland (type locality)
Sample size: 3.8 x 3.8 x 3.6 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

Back to Alphabetical list Physical, chemical and crystallographic description Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra