Mumbai, Sept. 30 -- India's industrial output growth eased slightly in August after a spike in July, and growth was led by a strong performance in the mining sector and production of infrastructure goods, preliminary data from the statistical ministry showed on Monday.

The industrial production index rose 4.0 percent year-on-year.

The pace of growth slowed from 4.3 percent in July, which was revised from the 3.5 percent initially estimated, and was the strongest since January. In June, industrial production rose 1.5 percent.

A strong rebound in the mining output drove the industrial production growth in August. Mining output grew for the first time in five months in August, surging 6.0 percent and partially reversed a 7.2 percent slump...