Book excerpt: Excerpt from Memoirs of the Geological Survey of India, 1883, Vol. 20 Tinnevell y. Outcrops at Kolarpatti, Waddakarai hills, east of the Vaippar. Shenkotai limestone. Kovilpatti granular quartz rock band. Ottapiddaram beds Valanid beds Palamcotta beds. Mineral character Of the granular quartz rock. Intercalation with granite gneiss. Cape Comorin type of gneiss. Outcrops in South Tinnevelly. Mahendragiri synclinal ellipse. Outcrops in South Tin nevelly. Remarkable absence of trappean rocks. Rarity of granite and quartz veins. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.