Augite : (CaxMgyFez)(Mgy1Fez1)Si2O6
Mindat locality:
Collected by:
Photo added to mindat.org
“Augite
Cedar Butte
Tillamook Co., OR.
Bill Tompkins specimen and photo
cluster is .8 inch x .5 inch”
Bill Tompkins - 11th October 2009
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