Shares rose, led by Anglo American after the world's second biggest mining company sold a three percent stake in Exxaro Resources Ltd.
Sasol, the world's largest maker of motor fuel from coal, climbed with the price of oil. Gold Fields led an advance in local gold mining stocks.
The JSE Africa All Share Index added 153.52, or 0.5 percent, to 28,850.19 as 71 stocks gained, 68 dropped and 22 were unchanged.
Anglo American advanced 8.99 rand, or 2.2 percent, to 425. The company raised about R772-million by cutting its stake in the miner it helped found to 10 percent.
Sasol gained 1.95 rand, or 0.7 percent, to 287. Crude oil rose to a five-week high after a report showed that US oil and gasoline inventories declined more than expected last week.
Gold Fields rose 1.60 rand, or 1.4 percent, to 114. Harmony Gold Mining Co., the third-largest, climbed 57 cents, or 0.8 percent, to 69.12. DRDGold Ltd., the third worst-performing stock in Johannesburg this year, jumped 14 cents, or 3.3 percent, to 4.39 rand.
Gold rose to the highest this year, approaching $700 an ounce.
The following stocks also rose or fell in Johannesburg. Symbols are in parentheses.
Aquarius Platinum, a miner of platinum and palladium in Africa, gained 7.20 rand, or 3.1 percent, to 237.20. Morgan Stanley raised its recommendation on the stock to "overweight" from "equal weight."
JSE Ltd, which runs Africa's biggest stock market, climbed 1 rand, or 1.4 percent, to 73.50. JSE may bid for the Stock of Exchange of Mauritius, Business Day reported.
Masonite Africa, the maker of building materials, surged 5 rand, or 13 percent, to 43 rand. Masonite said first-half earnings jumped as much as 80 percent.
Spur Corp, a fast-food restaurant operator, added 10 cents, or 1 percent, to 10.10 rand. Full-year net income rose to R81,8-million from R57,9-million.