NDLTD Global ETD Search
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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

Search results

Showing 1 to 2 of 2 (0.078 seconds)

Spelling suggestions: "subject:"tungsten ore -- deology -- arizona."" "subject:"tungsten ore -- deology -- orizona.""

1

The secondary dispersion of tungsten in some southern Arizona tungsten districts

Fredericksen, Rick Stewart, 1949- January 1974 (has links)
No description available.
Tungsten ores -- Geology -- Arizona.
Mines and mineral resources -- Arizona.
Sedimentation and deposition.
maps
2

Geology and ore deposits of Las Guijas tungsten district, Pima County, Arizona

Sheikh, Abdul Mannan, 1938- January 1966 (has links)
No description available.
Geology -- Arizona -- Pima County.
Ore deposits -- Arizona -- Pima County.
Tungsten ores -- Geology -- Arizona.
maps

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