#7

3D Model

Age: 280 Ma

Geon: 2

Timescale (Eon/Era/Period): Phanerozoic/Paleozoic/Permian

Rock type: Igneous (plutonic)

Rock name: K-feldspar-megacrystic granite

Major minerals: alkali feldspar, plagioclase, quartz, muscovite (Li-bearing), biotite

Locality: Cornall, England

Comment: Subduction zone magmatism.

Rocks Through Geological Time Activity (EOSC220 Introductory Mineralogy, UBC)