Mumbai, June 17 -- Indian stock markets opened on a positive note on Tuesday, continuing their upward movement from the previous session. However, rising geopolitical tensions in the Middle East are keeping investors globally on edge.

The Nifty 50 index opened at 24,977.85, up by 31 points or 0.13 per cent, while the BSE Sensex opened higher by 79 points at 81,869.47, registering a gain of 0.10 per cent in early trade.

Experts said that while market momentum is positive, rising tensions between the US and Iran could become a key concern.

Ajay Bagga, a banking and market expert, told ANI that US markets closed higher on Monday following reports that Iran was making peace overtures through Arab intermediaries.

However, tensions escalate...