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  Item Reference: KCLCAL-1878-1879-328

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326 EVENING CLASSES XIV Electro-Magnets Wonk done by Electro-Magnetic Machines The Electric Telegraph Testing of Submarine Cables XV Induction by Currents and by Magnets Laws of Induced Currents Ruhmkorff's Coil Geissler's Tubes Magneto-Electrical Machines 26 PHYSICAL LABORATORY Bay and Hour of Attendance-Friday from to Class for practical work in Heat Light Electricity and Magnetism will be formed in connection with the Evening Classes provided at least twelve Students present t'nem- selves The Fees will be Ā£2 24 for the Course exclusive of expenses for materials 27 MINERALOGY Bay and Hour of Attendance-Thursday from to The Course will commence with description of the Physical and Chemical characters of Minerals in General Physical -Crystallization Cleavage Fracture Frangibi- lity Hardness Lustre Colour Flexibility 'Double Refraction Touch Taste Odour Streak Powder Adhesion to the Tongue Magnetic and Electric Properties Phosphorescence Specific Gravity Chemical -Use of the Blowpipe Action of Acids &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 Absestos Tremolite Actinolite Felspars Zeolites Mica Talc Chlorite Calcite Fluor Selenite Barytes Strontian Salt Cryolite
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