The 18-year-old Das, a pre-tournament favourite, clocked 51.46s to win the gold, which triggered a wild celebration at the Indian camp.
Scottish runner Callum Hawkins dramatically collapsed while closing in on victory in a sweltering Commonwealth Games marathon today.
The 20-year-old junior world champion had made the final after achieving the qualifying mark in his very first throw yesterday.
Both Sindhu and Saina kept their unbeaten run alive and their victories over lower-ranked opponents went on expected lines.
Solanki won a tough, fast paced, tactical battle by a split 4:1 verdict against the impressive Brendan Irvine of Northern Ireland in the final.
The legend of Mary Kom grew larger as she added the Commonwealth Games gold to her packed medal cabinet, thrashing Northern Ireland's Kristina O'Hara in the final.
Mirabai has the world at her feet as she earned India's first gold medal at Gold Coast after smashing the Games records in 48kg category snatch, clean and jerk.
Chanu started her campaign in spectacular fashion by breaking the existing Games record with a lift of 80 kilograms in her very first attempt in the snatch section.
The 25-year-old, hailing from a small village in Karnataka, could hardly stop smiling as he soaked in the attention that came with being the ceremonial account-opener
Gururaja had a best attempt of 111 kg in the snatch and 138 kg in the clean and jerk for a total of 249 kg.
Ghosal, who had lost the bronze medal play-off in Glasgow four years ago, gets another shot at making history.
Brief scuffles later broke out between protesters and police, with activists vowing to target the Games every day until it ends on April 15.
The Indian contingent, led by Olympic silver-medallist PV Sindhu walked out to a warm reception from the nearly 25,000 strong crowd.
The 19-year-old has got what is called the lucky medal due to the small size of her draw in the women's 51kg category .
India have been accorded the top seed this time and are clubbed with Sri Lanka, Pakistan and Scotland in Group A.