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Excerpt from Placer Gold Deposits of New Mexico: A Catalog of Location, Geology, and Production, With Lists of Annotated References Pertaining to the Placer DistrictsMost placer gold deposits in New Mexico are derived from gold-bearing mineralized areas in Tertiary intrusive rocks, and occur in gravels of alluvial fans, gulches, and rivers adjacent to the source. A few deposits are derived from gold-bearing Pre cambrian crystalline or Tertiary...

Excerpt from Placer Gold Deposits of UtahThe most important placer district in Utah is the Bingham district, which produced more than ounces of placer gold. The placers in the Bingham district occurred in thick gravel deposits in Bingham Canyon and tributary drainages and were derived mostly from oxidized copper and lead-zinc-silver ores of Oligocene age. Most of the other productive placers in Utah occur along the major river drainages in the...

Excerpt from Placer Gold Deposits of UtahThe most important placer district in Utah is the Bingham district, which produced more than ounces of placer gold. The placers in the Bingham district occurred in thick gravel deposits in Bingham Canyon and tributary drainages and were derived mostly from oxidized copper and lead-zinc-silver ores of Oligocene age. Most of the other productive placers in Utah occur along the major river drainages in the...

Excerpt from Placer Gold Deposits of NevadaFollowing the discovery of placers at Gold Canyon, placer discoveries in Nevada were broadly in three periods: the 1860's to 1880's, when many small deposits throughout the State were discovered and sporadically worked and several large placers were discovered and extensively worked, the short period between 1906 and 1910, when very rich placers were dis covered at Lynn, Battle Mountain, Manhattan, an...

Excerpt from Placer Gold Deposits of NevadaFollowing the discovery of placers at Gold Canyon, placer discoveries in Nevada were broadly in three periods: the 1860's to 1880's, when many small deposits throughout the State were discovered and sporadically worked and several large placers were discovered and extensively worked, the short period between 1906 and 1910, when very rich placers were dis covered at Lynn, Battle Mountain, Manhattan, an...

Excerpt from Placer Gold Deposits of ArizonaEighty-seven placer districts in Arizona are estimated to have produced a mini mum Oi ounces of placer gold from 1774 to 1968. The location, areal extent, past production, mining history, and probable lode source summarized for each district are based on information Obtained from a wide variety of published reports relating to placer deposits. Annotated references to all reports that contain informat...

Excerpt from Placer Gold Deposits of ArizonaEighty-seven placer districts in Arizona are estimated to have produced a mini mum Oi ounces of placer gold from 1774 to 1968. The location, areal extent, past production, mining history, and probable lode source summarized for each district are based on information Obtained from a wide variety of published reports relating to placer deposits. Annotated references to all reports that contain informat...

A reprint of the Original US Geological Survey Bulletin 1355. This publication is a catalog of locations, Geology, and production from the placer districts of Arizona. Over 90 Arizona Placer District covered in this publication.

A Reprint of the Original US Geological Survey Bulletin 1356. This publication is a catalog of locations, geology, and production from the placer districts of Nevada. Over 100 Nevada Placer locations covered in this publication. This book is the definative source for placer deposits in Nevada.

A reprint of the Original US Geological Survey Bulletin 1357. This publication is a catalog of locations, Geology, and production from the placer districts of Utah. This authors series was the definative resource for placer deposits in Utah.

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