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geological systems and of the effect
Outline of modern prospecting methods
Outline of the history and geology of
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Account amortisation allowance amount annual annum assay assets average Balance Sheet Basal Reef blocks Blyvooruitzicht boreholes Brakpan calculated capital expenditure Carbon Leader cent Chapter core costs country rock Daggafontein Debentures depth dividend Doornfontein drilling dwts East Rand economic Elsburg estimated factors fault feet footwall formations Funds geophysical surveys gold content gold mining haulages Helena importance inch-dwts inches increase interest investment Kimberley Reef Klerksdorp lava Lease Formula Lease Payments Libanon loan Main Reef Leader milling rate mining companies Odendaalsrus Orange Free outcrops pay limit pebbles percentage payability period Plate Pre-production present value price of gold production prospects quartzites Randfontein redemption reef bands reserves Revenue rock beds Roodepoort sampling shaft sinking shales South Africa Stilfontein stoping width sub-outcrop surface taxable income tonnage milled tons per month Transvaal trend tunnels unconformity underground unpayable Upper Witwatersrand System Vaal Reef valuation Ventersdorp Contact Reef Venterspost Welkom West Driefontein West Rand West Wits Western Reefs