Geological Survey Bulletin, Issues 48-51Argus Print. & Publishing Company, 1960 - Geology |
Contents
GENERAL GEOLOGY | 1 |
Outline of geology and geological history | 4 |
The Karroo System | 9 |
12 other sections not shown
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Common terms and phrases
appear arkoses beds beryl valued biotite body Carbonaceous cent chlorite claims coal coalfield colour conglomerate country rock Crown land crystals cut mica valued declared deposits depth Deweras dolerite dolomite dykes east epidote farm fault feet felspar fine-grained foliation foot-wall garnet Geological gneiss Gold Belt Grand Parade granite graphitic greenstones Grits hanging-wall hill hornblende Hunyani inclined shaft intrusive Karroo kyanite Lomagundi magnetite Main Seam margin metamorphism metasomatism Miami Village mica shoot microcline miles north miles north-west miles south-east minerals mines Mudstones muscovite north-east north-west of Miami northern occur open-cast ounces of gold outcrops outputs pegmatite Piriwiri plagioclase Plate porphyroblasts produced quartz quartz core quartzite reef reportedly River ruby mica schist sediments shales shallow Shamvaian sillimanite Sinoia south-west Southern Rhodesia specimen staurolite stoped surface System thick tons of beryl tons valued tourmaline Urungwe Valley veins Wankie Sandstones Zambezi zone