Protomangano-ferro-anthophyllite

Lightbrown silky crystals on fayalite with grunerite
Origin: Suishouyama Pegmatite, Lizaka, Kawamatacho, Fukushima, Japan
Sample size: 3 x 3 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Light yellowish white fibrous or acicular crystals as (perhaps) phenocrysts in pyroxmangite (dark red) matrix.
Origin: Nippyo mine, Mt. Yokoneyama, Awano, Tochigi, Japan (type locality)
Sample size: 4 x 3 x 3 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