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200 1 $aMoneta e scambi nell'alto Medioevo$esettimane di studio del Centro italiano di studi sull'alto Medioevo, VIII$e21-27 aprile 1956
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200 10$aStructural control of geochemical anomalies in the Greaterville Mining District, southeast of Tucson Arizona /$fby Harald Drewes
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1970.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (iv, 49 pages, 1 page of plates) $cillustrations, maps (some color)
225 1 $aGeological Survey bulletin ;$v1312-A
225 1 $aContributions to economic geology
300   $aTitle from title screen (viewed September 15, 2014).
300   $a"Base and noble metals are concentrated around quartz latite porphyry plugs and were probably spread along a thrust fault intruded by the plugs."
320   $aIncludes bibliographical references (page 39).
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606   $aGeology$zArizona$zSanta Rita Mountains
615  0$aGeology
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700   $aDrewes$b Harald$f1927-2015,$01389949
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996   $aStructural control of geochemical anomalies in the Greaterville Mining District, southeast of Tucson Arizona$93515752
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