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430 appendix. 'Grains. Lime, - . . _ 42 ^ Carbonic Acid, _ . 32 IS Lepidolite and Hornblende, 2441 7 15 100 3. Primitive limestone from Ballachulish, near the slate-quarry: _ . Grains. Lime, ... 42-nj Carbonic Acid, . . 33 1 Lepidolite, and small quanti ties of powdery Schistus, and of Iron-pyrites, - 24 a r y 100 ^ 4. Primitive limestone of a whitish colour, slightly tinged with blue, from a quarry on the east side of Loch Leven, nearly opposite to the Inn at Ballachulish, situ ated on the west side: . Grains. Lime, ... Carbonic Acid, . . 39,5 Lepidolite, and a small quan tity of Iron-pyrites, - 510 Oxide of Iron, . o « 100 As this limestone receives no colour from the iron which it contains, we may infer, that the metallic body is neither in the state of the biack oxide, nor of the red, but in that of the grey oxide, and is in all probability united of