与 «FAHLBAND»相关的英语书籍
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fahlband的用法。与
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The ore body here is practically a fahlband, with no definite walls but merging
into the gray garnetiferons gneiss of the region, and having a strike of about 60°,
with a dtp of 70° to the northwest. The main fahlband is at various points from 30
to ...
Ontario. Dept. of Mines, 1900
2
Sessional Papers ... of the Legislative Assembly of the ...
It is remarkable that in these mines nickel ores do not accompany the ores of
cobalt in any appreciable quantity. The principal fahlband is known to extend for
a distance of about six miles, and is bounded on the east by a mass of diorite
which ...
Ontario. Legislative Assembly, 1905
3
Sessional Papers - Legislature of the Province of Ontario
The deposits are strung along the contact of the diorite and the schist, the strike of
the lenses, the contact, the fahlband, and the schist being identical. Hunger-ford
Mine The Hungerford mine (No. 6) situated on Lot 23 in the twelfth concession ...
Ontario. Legislative Assembly, 1907
4
The Canadian Naturalist and Geologist
impregnating sulphurets are distinctly recognisable ; the breadth is sometimes
over 200 feet ; the length on the strike is considerable; (one mile at least), the
strike is the same as that of the enclosing rocks, and the fahlband itself is a
micaceous ...
5
The Canadian Naturalist and Quarterly Journal of Science: ...
impregnating sulphurets are distinctly recognisable; the breadth is sometimes
over 200 feet; the length on the strike is considerable; (one mile at least), the
strike is the same as that of the enclosing rocks, and the fahlband ' itself is a
micaceous ...
Elkanah Billings, Bernard James Harrington, James Thomas Donald, 1865
6
Practical Geology and Mineralogy: A Short Course in Mining ...
A Short Course in Mining Science, Designed for the Student, Miner, Prospector
and General Mining Man. Written from the Standpoint of a Practical Field Man
William David Hamman. What Are Fahlbands? 56. Fahlband Deposits are ...
William David Hamman, 1915
7
The Nature of Ore Deposits
Thi fahlband quartzite contains, besides the predominant quartz, much biwi mica,
and is penetrated by numerous crystals of brown tourmaline, sain granules, fibers
of anthophyllite1, rutile, zircon, graphite and metallic sulphides. Certain bands ...
Richard Beck, Walter Harvey Weed, 1909
8
Norsk Geologisk Tidsskrift
I. Map showing the approximate extent of the westcm cobalt-mineralized
fahlband within the Modum Complex. Modified after Munz (I990). (l) Granitic and
dioritic gneisses. (2) Sillimanite-bearing quartzofeldspathic micaschist. (3)
Quartzite.
9
Economic Geology: Principles and Practice
Intheregion of nearbyModum, cobalt mines exploited enriched parts of fahlband
layers inMesoproterozoic Svecokarelian gneisses and migmatites. A “fahlband”
isa sulphide impregnated (not massivesulphide) concordant bandinmetamorphic
...
10
e-Study Guide for: Essentials of Oceanography by Tom S. ...
Fahlband 4. ______ is a designation of a series of Polish sounding rockets. The
______ rockets were built between 1963 and 1974. The ______ 1 and ______
2H were single-stage rockets. a. critical mass density b. Duricrust c.Fabric d.
Cram101 Textbook Reviews, 2012
