Investigation of tin-rare earth element placers in the Ray River Watershed

Cover of: Investigation of tin-rare earth element placers in the Ray River Watershed |

Published by U.S. Dept. of the Interior, Bureau of Mines in [Fairbanks, AK] .

Written in English

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Subjects:

  • Tin ores -- Alaska,
  • Rare earth metals -- Alaska,
  • Placer deposits -- Alaska,
  • Mines and mineral resources -- Alaska

Edition Notes

Book details

Statementby James C. Barker
Series[OFR -- 34-91], Open file report (United States. Bureau of Mines) -- 91-34
ContributionsUnited States. Bureau of Mines
The Physical Object
FormatMicroform
Paginationiii, 63 p.
Number of Pages63
ID Numbers
Open LibraryOL14956495M

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Centers for Disease Control and Prevention. CDC twenty four seven. Investigation of Tin-rare Earth Element Placers in the Ray River Watershed.

Alluvial cassiterite concentrations are widespread in river gravel and high level terraces within the Ray River watershed.

The area lies in unglaciated terrain of Alaska's northern interior. INVESTIGATION OF TIN - RARE EARTH ELEMENT PLACERS IN THE RAY RIVER WATERSHED By James C. Barker1 ABSTRACT Alluvial cassiterite concentrations are widespread in river gravel and high level terraces within the Ray River watershed.

The area lies in unglaciated terrain of Alaska's northern interior. Get this from a library. Investigation of tin-rare earth element placers in the Ray River Watershed.

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RI_ Investigation of the Morelock Creek Tin Placer Deposits, Fort Gibbon District, Alaska. RI_ Investigation of the Tozimoran Creek Tin Placer. The composition, structure and formation features of the exogenous anomalous geochemical fields (AGFs) identified by lithochemical stream sediments (LSSs) are considered using the examples of the Dukat gold–silver ore-forming system and the deposit with the same name.

The research was carried out in the Balygychan–Sugoy trough (Magadan Author: Artem S. Makshakov, Raisa G. Kravtsova, Vasiliy V. Tatarinov.

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Bureau of Mines Open-File Report63 p. Barker, J.C., b, Tin placers associated with the down-cutting of fissure basalts, Ray River drainage, Alaska, in Reger, R.D., ed., Short Notes on Alaskan Geology Alaska Division of.

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