Mumbai, Nov. 13 -- Indian equity markets opened lower on Friday as rising inflation and concerns over a higher interest rate environment weighed on investor sentiment, putting pressure on the recent rally in domestic benchmarks.

The NSE Nifty 50 index opened at 25,209.85, declining 89.50 points or 0.35 per cent, while the BSE Sensex opened at 81,833.78, down 77.23 points or 0.09 per cent. Both indices declined further after opening.

The weakness comes after a strong rally in November, with investors assessing whether the recent gains can continue amid rising inflation in India and the United States.

V K Vijayakumar, Chief Investment Strategist, Geojit Investments, said, "After the spectacular rally of 9.7% in Nifty so far in November, ...