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450 APPENDIX. 13. Cobalt and its Ores. Spec. 1. Dull grey Cobalt Ore Fam. 3. Yellow 2. Bright white Cobalt Ore Spec. 4. Red Cobalt Ore 3. Mineralized by Oxygen Fam. J. Cobaltic Germina- Fam. 1# Black Cobalt Ore tions Loose 2, Cohaltic Incrus- Indurated tations 2. Brown Green and Violet Cobalt-Ores 14. Nickel and its Ores. Spec. 1. Native Nickel alloyed Spec. 3. Arsenicated Nickel by Lon 4. Sulphurated Nickel 2. Nickel Ochre, and Vi triol, Loose Indurated 15. Manganese and its Ores. Spec. 1. Native Spec. 3. Mineralized by Oxygen 2. Mineralized by Oxygen and fixed air Fam. 1. Grey Fam. I. White 2. Blacjc 2. R (1( j F.arthy 4. Vitriolated Manganese Indurated 16. Ur anile and its Ores Spec. 1. Mineralized by Acids Spec. 2. Sulphurated Fam. 1. Uranitic Ochre 2. Micaceous 17. Tungstenile and its Ores. Spec. 1. Tungsten Spec. 2. Wolfram Fam. 1. White or Grey 2. Brown 18. Molybdenite. Molybdena 19. Sylvanite. 20. Menachanile. 21. Tit finite. palcarco Siliceous-Ore.
