Calendar: 1869-1870 Page 144

144 applied sciences 10 Mineralogy Hour Wednesday and Friday 9-10 in Michaelmas Term The Course commences with description of the Physical and Chemical characters of Minerals in general Physical -Crystallization Cleavage Fracture Frangi- bility Hardness Lustre Colour Flexibility Double ltefrac- tion Touch Taste Odour Streak Powder Adhesion to the Tongue Magnetic and Electric Properties Phosphorescence Specific Gravity Chemical -Use of the Blow-Pipe Action of Acids &c The principal simple Minerals are next separately con- 8idered 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 Calcedony Flint Onyx Agate Carnelian Heliotrope Jasper Hornstone Chert Garnets Idocrase Axinite Epidote Augite Hornblende Asbestus Tremolite Actynolite Felspars Mica Talc Chlorite Calcite Fluor Selenite Barvtes Strontian Salt Combustible Minerals Sulphur Bitumen Coal Jet Amber &c Minerals used in Jewellery -Diamond coloured varieties of Corundum Sapphire Ruby Topaz -called Oriental Stones Spinel Turquoise Topaz Emerald Beryl Hyacinth Tour- maline Lapis-Lazuli &c The Metalliferous Minerals will be fully described in the Practical Course during Easter Term The Course of instruction includes minute description of ail 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 ofthe principal crystalline forms &c Fee for Occasional Students 21 2s for the course