Plagioclase tutorial optical mineralogy

Quartz tutorial optical mineralogy

Minerals with Willsey: Feldspars

Biotite tutorial Optical mineralogy

Earth Materials: Transition zone and upper mantle mineralogy

Feldspar - Plagioclase vs Alkali / k-feldspar Mineralogy in hand specimen & thin section

Optical Mineralogy Pt.1- Plane & Cross Polarized Light, Birefringence, Pleochroism, etc. | GEO GIRL

Rock Identification with Willsey: Intro to rock types and useful ID tips

Correcting palaeoflow indicators I - untilting on a stereonet

Clinopyroxene tutorial Optical mineralogy

Epidote group tutorial Optical mineralogy

Pleochroism and color tutorial Optical mineralogy

Rock Identification with Willsey: Intro to Igneous Rocks!

Earth Materials: Ores and reflected light microscopy

Mineral : Tectosilicates - Plagioclase Feldspars

Carbonate tutorial Optical mineralogy

Amphibole discrimination tutorial Optical mineralogy

Making Rock Thin-Sections: 01/10 - Introduction

Sandstone Sedimentary Rock Thin section under Microscope | Identify cement, Quartz, Feldspar mineral

Minerals with Willsey: Olivine, Pyroxene, and Amphibole