GEL4050 LINKS / DOWNLOADS
PDF File listing common IUGS Mineral Abbreviations
Handout about Metamorphic Mineral Facies and associated minerals
Extinction angles of Pyroxenes & Amphiboles in PLM investigations
Chemical staining procedures for differentiation of feldspars in thin sections.
Reference charts to approximate plagioclase composition from extinction angles
Download and print on clear foil or similar. Then cut out.