John Norton's Photo Gallery
F1H-A00Actinolite ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 , Garnet Group X3Z2(SiO4)3
Alaska, USAField of View: 3.0 mm
This image shows actinolite crystals present in a cobble found in Glacier Cr. , Haines, Alaska. Actinolite bearing cobbles are common. Jarvis Cr. is associated with the Palmer VMS deposit, Alexander Terrane. FOV 3.0 mm. Picture taken with Panasonic G-9, Nikon Bellows, Raynox DCR150 lens , 4X Plan objective. 176 images 10um steps total depth of field 1.76 mm. Images merged with Zerene Stacker.