#1

3D Model

Age: 1944 AD

Geon: 0

Timescale (Eon/Era/Period): Phanerozoic/Cenozoic/Holocene

Rock type: Igneous (volcanic)

Rock name: Leucite tephrite

Major minerals: leucite, titanaugite

Locality: Vesuvius, Italy

Comment: leucite + titanaugite phenocrysts in glassy groundmass; alkalic volcanic rock.

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