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Books Books 1 - 3 of 3 on The ore is compact, concretionary, and fibrous, with considerable quantities of gravel....
" The ore is compact, concretionary, and fibrous, with considerable quantities of gravel ore. At two points the ore has been proved to rest on the Silurian clay slates, and has Limestone on the hanging wall, usually with a gore of red clay, frequently holding... "
The Mines and Mineral Lands of Nova Scotia - Page 67
by Edwin Gilpin - 1880 - 129 pages
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The Iron Ores of Nova Scotia

Edwin Gilpin - Iron ores - 1891 - 25 pages
...the ore has been noticed to rest on the Silurian clay slates, and has limestone on the hanging walls, with a gore of red clay, frequently holding concretions...pyrolusite intervening. These ores are very pure and free from phosphorus, the average of five analyses giving .118 phosphoric acid, or .1)83 of phosphorus...
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Transactions of the Canadian Society of Civil Engineers, Volumes 5-6

Canadian Society of Civil Engineers - Engineering - 1891
...the ore has been noticed to rest on the Silurian clay slates, and has limestone on the hanging walls, with a gore of red clay, frequently holding concretions...pyrolusite intervening. These ores are very pure and free from phosphorus, the average of five analyses giving .118 phosphoric acid, or .083 of phosphorus...
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Markland Or Nova Scotia: Its History, Natural Resources and Native Beauties

Robert Randall McLeod - Nova Scotia - 1903 - 603 pages
...with a gouge of red clay, frequently holding concretions of manganite and pyrolusite intervening. The ores are very pure, and appear to be much more free...quantities of manganese, and resemble closely the Spanish limonites imported into England. The following analyses of large averages by the writer will show the...
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