File:Annual report (1910) (14586640308).jpg

Identifier: annualreport191002onta (find matches)
Title: Annual report
Year: 1891 (1890s)
Authors: Ontario. Dept. of Mines
Subjects: Mines and mineral resources
Publisher: Toronto
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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namely, the one at Loon Lake. On November 16th. 1903. the Toronto Globe had a half-column article, based on lettersof W. G. Miller to the Bureau of Mines. The following sentences indicate the tenor of thearticle: Rich discoveries along government railway. . . . Exceeding rich in nickel. . . .Silver, cobalt and arsenic also found. . One snecimen of silver obtained by Mr. Miller was about the size of his hand, and half an ineh thick. On November 20th, another half-column article, an interview with W. G. Miller, aooeared,in which are these sentences. Temiskaming minerals. . . Prof. Miller returned withsamples. Says there is no doubt as to the importance of the find. . . . One large pieceof silver weighs about ten pounds Interviews of this date also appeared in several other Toronto newspapers. 5 Geol. Sur. Can. Part H. Vol. XIV. 1901. Ont. Bur. Mines. Part III, Vol XIV. 1905. Areport on Sudburv, bv Dr. Coleman is to be published by the Mines Branch, Ottawa, in 1913. Bureau of Mines No. 4
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1913 Cobalt=I\ickel Arsenides and Silver Character and Origin of Cobalt Veins The deposits at Cobalt, on the other hand, occupy narrow, practically verticalfissures and joint-like cracks that cut through a series of slightly inclined metamor-phosed fragmental rocks of pre-Cambrian age, known as the Cobalt series (Fig. 1).A few productive veins of similar form have been found in the adjacent intrusive dia-base, known as the Nipissing diabase, and in the Keewatin, the oldest or basementseries of the distiict, consisting typically of basic volcanic rocks. The two most pro-ductive veins in the Keewatin have been vein 26 on the Nipissing and that of theTemiskaming. The former vein lies near the edge of Peterson lake and close to thewestern edge of the diabase sill. Before erosion of the sill took 7 lace vein 26 laybeneath the sill or in its foot-wall. The Temiskaming vein, on the other hand, lies inthe upper or hanging wall of the sill. There are examples of veins which run fromthe conglom

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