STATE REVIEWS Indian Minerals Yearbook 2014
laterite, mica, limestone and vermiculite. The State is the sole producer of asbestos. It accounts for 94% barytes, 78% kyanite, 10% corundum, 61% ball clay, 20% limestone, 41% mica and 33% garnet resources of the country. Andhra Pradesh is endowed with the internationally known black, pink, blue and multicoloured varieties of granites.