#27

3D Model

Age: 3000 Ma

Geon: 30

Timescale (Eon/Era/Period): Archean/Mesoarchean

Rock type: Metamorphic (metasedimentary)

Rock name: Quartzite

Major minerals: quartz, hematite (red colouration)

Locality: Jack Hills, Australia

Comment: Contains the oldest zircons on Earth (up to 4.4 Ga)

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