Sanidine

White 1-3 mm large crystals in matrix
Origin: Monte Celli, Vesuvius, Napoli, Italy
Sample size: 3.5 x 6 cm
 
White 1-4 mm large crystals in matrix
Origin: Resina, Vesuvius, Napoli, Italy
Sample size: 3 x 4 cm
 
1-10 mm sized crystals in amphibole-pyrexene rich matrix
Origin: Fosse Grande, Vesuvius, Napoli, Italy
Sample size: 3 x 4.5 cm (1), 4 x 4 cm (2), 5 x 7 cm (3), 7 x 10 cm (4)
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

Origin: Solarwind Claim, Thomas Range (North), Delta, Juab Co., Utah, USA
Sample size: 0.65 mm prismatic crystals of sanidine on quartz with hematite
Owner: Steve Rust
 

Photo courtesy of: 

Steve Rust

 

  
  
Origin: Beaverdell, Greenwood Mining Division, British Columbia, Canada
Sample size: 4.4 x 3.5 x 5.1 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

Back to Alphabetical list Physical, chemical and crystallographic description Optical properties/Thin sections: 1) low sanidine, 2) high sanidine SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra