Proceedings of the Royal Society of Victoria Volume 4-5

Proceedings of the Royal Society of Victoria Volume 4-5

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1892 edition. Excerpt: ...valley 3&3 feet above the sea, and which has probably formed the basin of an ancient lake. On the one side runs the Werribee, and on the other the Lerderderg, the junction of the two streams taking place about a mile below the town. From Bacchus Marsh the country gradually rises to the Dividing Range, only a few miles distant to the north. The rising ground between Bacchus Marsh and the Dividing Range is known as the Pentland Hills. The socalled glacial conglomerates are well developed in this district and numerous sections exposed to view by the Greeks and various cuttings provide very favourable conditions for their study. _ The first section we examined is situated on the Ball-arat Road, about three miles on the Ballarat side of Bacchus Marsh, and is at a height of about 750 feet above the sea. The deposit exposed consists of a matrix of clay of a quite unstratified appearance, and of a somewhat variable c0n. sistency. It is tough and hard in places, while in others it is softer and less tenacious. The colour is an indefinite patchwork of white, yellow and purple. Through this matrix are scattered irregularly numerous stones of various sizes and sorts, rounded and sub-angular. These stones do not show the slightest trace of arrangement either in size or in position. Some of the stones are waterworn, but many present quite another and distinct appearance. These often show one or more flattened sides, while the edges and ends are frequently rough or sub-angular. Besides these peculiari_ ties many show striated surfaces, the striae generally running in the direction of the longest axis, but several sets of striae can often be distinguished. Certain kinds of stones show A hard fine grained argillaceous sandstone varying in colour from...show more

Product details

  • Paperback
  • 189 x 246 x 9mm | 313g
  • Rarebooksclub.com
  • English
  • Illustrations, black and white
  • 1236906845
  • 9781236906847