Extinction Angles
| View Cart ⇗ | Info
“Extinction angles on the (010) faces of the lime-soda feldspars.” -Johannsen, 1908
Galleries
Miscellaneous OpticsSource
Albert Johannsen A Key for the Determination of Rock-Forming Minerals in Thin Sections (New York, NY: John Wiley & Sons, 1908)
Downloads
2393×2400, 286.0 KiB
1021×1024, 42.0 KiB
638×640, 24.7 KiB
319×320, 10.7 KiB