Arizona Geological Survey Bulletins


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Published: 1917
The term mica refers to a group of minerals having similar physical characteristics, and related, through different, chemical structure. The most characteristic physical properties are a very...
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Bulletin No. 16
Mineral Technology Series No. 8

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Published: 1916
The idea seems prevalent among men operating small properties in the mining districts of Arizona that the smelters and custom mills do, in many cases, give false returns on ores that are sent in...
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Bulletin No. 26
Metallurgical Series No. 1

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Published: 1916
The major Pilrt of the strontium salts used in the United States are imported, the production in this country being very small. In fact, no production has been reported since 1910. Deposits of...
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Bulletin No. 35
Mineral Technology Series No. 13

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Published: 1916
The production of quicksilver in 1914 was 16,548 flasks, 75 lbs. each, valued at $811,680, showing a decreased output of 3,665 flasks compared with the production of 1913. This decrease was entirely...
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Bulletin No. 12
Mineral Technology Series No. 6

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Published: 1916
The only production of magnesite in the United States is from California where a very few mines had a total output of $77,000 in 1913. None of the magnesite mined is sold crude, but it is all...
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Bulletin No. 14
Mineral Technology Series No. 7

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Published: 1916
Vanadium was first discovered in 1830 by a Swedish chemist, Sefstroem, in a specimen of iron from the ores at Taberg, Sweden. The pure metal is light, grayish-white in color, having a silver white...
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Bulletin No. 18
Mineral Technology Series No.9

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Published: 1916
When a metal takes such marvelous leaps in its price as copper has been doing during the last several months, it draws the attention of people who otherwise are not at all interested in the...
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Bulletin No. 36
Metallurgical Series No. 2

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Published: 1917
At the time these contests were held I promised myself that some time in the near future I would air my views concerning contests in general and this one in particular, but upon mature reflection I...
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Bulletin No. 53
Safety Series No. 16

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Published: 1946
It is not known generally that the area embraced now within the limits of Santa Cruz County, Arizona, was the seat of the earliest mining known on the Pacific Slope of the United States; but such...
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Bulletin No. 29
County Resources Series No. 1

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Published: 1917
The great service of the late Dr. Joseph A. Holmes to humanity is universally recognized. His death on July 13, 1915, left his Iife work well begun, but only begun. Appreciating the great...
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Bulletin No. 50
Safety Series No. 15

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Published: 1916
The lead industry in 1915 made good gains in output, both ia mining and smelting. The lead content of ore mined in the United States was apparently over 600,000 short tons, compared with 522,864...
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Bulletin No. 39
Metallurgical Series No. 3

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Published: 1916
This bulletin of Arizona minerals has been compiled with the primary object of giving to the prospector and miner accurate information about the minerals of Arizona in as simple and readable form...
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Bulletin No. 41
Economic Series No. 11

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Published: 1916
e term "building stone" includes all stones for ordinary masonry construction, as well as for ornamentation, roofing, and flagging. A very wide variety of stones is used for this purpose...
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Bulletin No. 40
Economic Series No. 10

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Published: 1917
January is the month when business men take inventory and many people make new resolutions. It is probably well to have one time of the year to do this, but have you thought it is quite as proper...
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Bulletin No. 47
Safety Series No. 14

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Published: 1916
The movement started a short time ago by J. T. More, Safety Inspector of the Ray Consolidated and Secretary of the Southwestern Mine Safety Association has borne fruit and has shown that Arizona...
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Bulletin No. 28
Safety News No. 6

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Published: 1917
Enthusiasm is the subject taken by J. Ogden Armour this month in his discussion of topics vital to the welfare and progress of his employees. Mr. Armour is the author of many helpful articles...
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Bulletin No. 55
Safety Series No. 17

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Published: 1917
An alien must first take out what are commonly known as his "first papers" which may be applied for immediately the alien arrives in this country. This declaration may be made before the...
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Bulletin No. 56
Safety Series No. 19

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Published: 1916
With the exception of aluminum, iron is the most abundant metallic element constituting the earth's crust. According to Clarke, the average of analyses of igneous rocks made in the...
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Bulletin No. 43
Mineral Technology Series No. 15

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Published: 1916
The purpose of this bulletin is to furnish fundamental facts and general information on Workmen's Compensation, its underlying principles, the history of its development, some comparative...
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Bulletin No. 44
Economic Series No. 12

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Published: 1916
Lead is a soft, bluish white metal; its freshly cut surface has a bright metallic lustre, which, upon exposure, becomes coated with a film of the oxide. Unlike other metals, it is sufficiently soft...
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Bulletin No. 45
Mineral Technology Series No. 16

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