A 45-year-old resident of Dharavi area of Mumbai who had contracted coronavirus died on Wednesday evening, prompting the civic authorities to seal the building where he lived.
The death has sparked major concerns of the outbreak in Asia's largest and densely populated slum. A second case of coronavirus was reported from Dharavi in less than 24 hours of the man's death.
The man, who lived in a building constructed under the Slum Rehabilitation Authority (SRA) scheme, had no foreign travel history, said a health official of the Brihanmumbai Municipal Corporation.
After he died at nearby government-run Sion Hospital, some 300 tenements in the building and around 30 shops were cordoned off by police.
Residents of the building were quarantined at home.
The deceased had a garment shop at AKG Nagar in Dharavi, the official told news agency PTI.
The official also said that police had faced some stone pelting as they tried to disperse a crowd that had gathered in the area after learning about the man's death.
A group of persons started arguing with policemen and some of them started throwing stones, he said.
Although no one was injured in the incident. Police have however registered a case against unidentified persons.
Mumbai is among the virus hotspots identified by the country, with 181 cases and nine deaths. The total number of positive cases in Maharashtra is 335; 16 people are dead.
More than a million people live in Dharavi, a 5 square km slum that has a maze of dirty lanes and cramped huts packed with large families.