Calendar: 1875-1876 Page 325

EVENING CLASSES 321 Chemical -Use of the Blowpipe Action of Acids 5-c The principal simple Minerals will next be separately con- sidered and the readiest mode of distinguishing them described The following is the order adopted Earthy Minerals -Rock Crystal Amethyst Cairngorm Avanturine Cat's-eye Opal Chalcedony Flint Onyx Agate Cornelian Heliotrope Jasper Hornstone Chert Garnets Idocrase Axinite Epidote Augite Hornblende Asbestos Tremolite Actinolite Felspars Zeolites Mica Talc Chlorite Calcite Fluor Selenite Barytes Strontian Salt Cryolite Combustible Minerals -Sulphur Bitumen Coal Jet Amber &c Minerals used in Jewelry -Diamond coloured varieties of Corundum Sapphire Ruby Topaz-called Oriental stones Spinel Turquoise Topaz Emerald Beryl Hyacinth Tourma- line Lapis-lazuli &c The Metalliferous Minerals will be fully described in the Practical Course during Easter Term The Course will include minute description of all the substances entering into the composition of Rocks and of those minerals which are also used in the Arts illustrated by an extensive collection of characteristic specimens and diagrams of the principal crystalline forms &c 25 GEOLOGY Day and Hour of Attendance-Monday from to The entire Course Winter and Summer will consist of about Thirty Lectures Winter Session In the Michaelmas Term will be described the various agencies at present in operation which elucidate the formation of the Rock Masses The Earth's general contour the distribution of Forest and Desert Regions Rain and River Action Atmospheric Influences Oceanic Deposits χ