Rossite

Yellow glassy kernels embedded in metarossite
Origin: Burro Mine, San Miguel Co., Colorado, USA
Sample size: thumbnail
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Yellow microcrystalline crust across matrix with minor orange pascoite
  
Pale yellow scaly microcrystals of rossite associated with bright orange pascoite.
Origin: Firefly-Pigmay mine, San Juan Co., Utah, United States
Sample size: 7 x 3 x 3 cm (top), 7.5 x 6 x 2 cm (2nd/bottom row)
 
  
Micro glassy crystals to 1 mm with pale yellow metarossite
Origin: Arrowhead Claim, San Miguel Co., Colorado, United States
Sample size: 9  x 5 x 4 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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