Triangles: 530.8k
Vertices: 265.4k
More model informationAge: 2902 Ma
Geon: 29
Timescale (Eon/Era/Period): Archean/Mesoarchean
Rock type: Metamorphic (metasedimentary)
Rock name: Pyrite-bearing quartz pebble conglomerate
Major minerals: quartz, pyrite (+graphite)
Locality: Witswatersrand, South Africa
Comment: Gold-bearing pyrite; the Witswatersrand deposits have supplied approximately 50% of the world’s mined gold.
Rocks Through Geological Time Activity (EOSC220 Introductory Mineralogy, UBC)
Comments