Birnessite

Birnessite on colemanite, 5.7 x
Birnessite on colemanite, 3.2 x
Birnessite on calcite, 2.7 x
Birnessite on colemanite
Origin: U.S. Borax Open Pit, Boron, Kern Co., California
Owner: Milton Speckels
Microscopic image, about 1 cm
 

Photo courtesy of: 

Milton Speckels

Photo-Atlas of Minerals

 

Origin: Das Aufgeklärte Glück Mine, Hasserode, Wernigerode, Harz Mts, Saxony-Anhalt, Germany
Picture size: 7 mm
Owner: Thomas Witzke
 

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

     
Birnessite pseudomorph after serandite with feldspar
Origin: Mt. St. Hilaire, near Montreal, Quebec, Canada
Sample size: 3.5 x 1.75 x 1 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