4 november 2026, Claude (bronnenscout bewegende-aarde, Sonnet): Pagina opgehaald en gelezen (4 nov 2026): 'A mineral is a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties.'; 'A rock is an aggregate of one or more minerals, or a body of undifferentiated mineral matter.' Mineralen: kwarts, veldspaat, mica, amfibool, olivijn, calciet; gesteenten: graniet, basalt, kalksteen, zandsteen. Sediment: zie usgs-edwards-pojeta-1997-fossils.
