Annual report . to bed No. 1. It. includes a bed of limestone about two inches thick. The conglomerate of bedNo. 2 thins out in a distance of 35 feet to the north, and givesplace to the slate beds Nos. 1 and 3, which then join each other. 3 4. Limestone conglomerate, similar to bed No. 2. The last mentioned bed is succeeded to the eastward by slate 22 The chemical composition of limestone fragments from beds Nos. 2 and4 is shown in the following table: ^-f No. CaO MgO A1203 Loss on ignition. Insoluble 1. 2. 3. 19
Annual report . to bed No. 1. It. includes a bed of limestone about two inches thick. The conglomerate of bedNo. 2 thins out in a distance of 35 feet to the north, and givesplace to the slate beds Nos. 1 and 3, which then join each other. 3 4. Limestone conglomerate, similar to bed No. 2. The last mentioned bed is succeeded to the eastward by slate 22 The chemical composition of limestone fragments from beds Nos. 2 and4 is shown in the following table: ^-f No. CaO MgO A1203 Loss on ignition. Insoluble 1. 2. 3. 4. 72 Bureau of Mines No. 4 5. Soft, calcareous, grey slate, including a thin bed of crystalline lime- stone 5 6. Grey quartzite, becoming conglomeratic, owing to the presence of small pebbles of granular quartz iy2 7. Grey slate, similar to beds 1 and 3. It includes several calcareous beds one inch thick 250 8. Hard, dark-colored, fine-grained quartzite or greywacke 75— 366%+.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectminesandmineralresou
