Wanna have some fun? Gather some geologists around a sample that might be phyllite or might be schist and watch them go.
Phyllite is a protolith of schist.
|Metamorphic rock class||Pelitic
Phyllite in Hand Sample
Archean-aged phyllite from Ontario
Crossbedding preserved in phyllite
Phyllite ft. pyrite
Phyllite in Thin Section
Chlorite-rich phyllite, plane polars
Chlorite-rich phyllite, crossed polars
Phyllite, Plane Polars
Phyllite in plane polarized light. Magnification: 40x Click here to see phyllite rotating in crossed polars: https://youtu.be/gf44XfVCMhk Click here to explo…
Phyllite, Crossed Polars
Phyllite in cross polarized light. Magnification: 40x Click here to see phyllite rotating in plane polars: https://youtu.be/ifi9SAJGbfc Click here to explore…