Feldspar Thin Section
Dec. 26, 2024
Blank USGS OFR03-221: Thin Section Photomicrograph of Sample 69MW1603 Petrographic thin sections showing obvious twinning that indicates ... Feldspar Thin Section
Dec. 26, 2024
Blank USGS OFR03-221: Thin Section Photomicrograph of Sample 69MW1603 Petrographic thin sections showing obvious twinning that indicates ... Feldspar Thin Section