Australian shares rose to a six-week high on Monday, driven by gains in index heavyweight financials and gold stocks, while Wall Street’s strong rally at the end of last week also lifted investor sentiment. The S&P/ASX 200 index climbed 0.3% to 9,017.20 by 2338 GMT, crossing the 9,000 key psychological level for the first time since August 25.Financials rose 0.5%, with top lender Commonwealth B