ncat TQ Dolomite, Rum Jungle, Northern Territory

Labelled “Rum Jungle Copper Mine”. Drill core segment 48mm in diameter from the 1960s. Dolomite crystals in a cavity. The Coomalie dolomite/magnesite dolostone is Precambrian and includes vuggy recrystallised zones (from metamorphic recrystallisation), and formed from stromatolites. It underlies some of the Rum Jungle mines.

Click on the image below for a higher resolution version.