Ontario Mineral - Amphibole

Rocks Minerals Ontario
Description:
 Mineral group; see hornblende, tremolite, actinolite and fluor-richterite; minerals show prominent cleavages at about 120 degrees to each other.
Color:
  
Hardness:
  
Local Occurance:
 Baptiste Lake North Occurences, Bear Lake Occurrence, Bessemer Mine,Desmont Mine, Faraday Hill, Fluor-richterite Occurrence