Alkali Feldspar
Oct. 6, 2024
K-Feldspar and Plagioclase Feldspar Alkali feldspar · 1A Collections ALEX STREKEISEN-Alkali feldspar syenite- Alkali Feldspar
Oct. 6, 2024
K-Feldspar and Plagioclase Feldspar Alkali feldspar · 1A Collections ALEX STREKEISEN-Alkali feldspar syenite- Alkali Feldspar