Last edited by Juzahn
Friday, November 13, 2020 | History

4 edition of The dredging of gold placers. found in the catalog.

The dredging of gold placers.

  • 296 Want to read
  • 22 Currently reading

Published by I. Pitman in London .
Written in English

    Subjects:
  • Gold,
  • Gold dredging

  • Classifications
    LC ClassificationsTN422 H6
    The Physical Object
    Pagination65p.
    Number of Pages65
    ID Numbers
    Open LibraryOL23296176M

    Arizona has produced some nice gold from a series of placers. It has become famous in recent years as a hot spot for prospectors armed with metal detectors. I have not had the chance to spend loads of time in Arizona, but I have done some prospecting there, and I did produce some nice gold. Gold has been an important part of North Carolina’s history since , the date of the first authenticated discovery of gold in the United States. North Carolina was the nation’s only gold-producing state from until , and continued as a leading producer until when gold was discovered in California. Below is some information Phone: ()   Placers were primarily worked for the first few years until the richest deposits were depleted from the riverbeds. When the richer placers began to play out, miners would venture up into the hills and look for the hard rock sources. Today placer gold .   Author of a book also called Finding Gold in Colorado (tm). - You can also join the Facebook group 'Finding Gold in Colorado' to get Colorado gold prospecting and mining news. - PLEASE HELP ME MAKE THE SITE BETTER: If you find a typo or dead web link, please, please drop me a line about it or just post a comment.


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The dredging of gold placers. by John Ernest Hodgson Download PDF EPUB FB2

Additional Physical Format: Online version: Hodgson, John Ernest. Dredging of gold placers. London: Sir Isaac Pitman & Sons, (OCoLC)   The Dredging of Gold Placers Paperback – Aug by John Ernest Hodgson (Author) See all 13 formats and editions Hide other formats and editions.

Price New from Used from Hardcover "Please retry" $ $ Author: John Ernest Hodgson. Open Library is an open, editable library catalog, building towards a web page for every book ever published. The dredging of gold placers by John Ernest Hodgson; 3 editions; First published in ; Subjects: Gold, Gold dredging.

The question naturally arises as to whether it is the work of the executive staff of the dredging companies to conduct costly and time-consuming experiments with their craft in commission, when every 35 36 DREDGING OF GOLD PLACERS revolution of the engine means gold won, or that of the metallurgist at home first to supply them with some very.

Internet Archive BookReader The dredging of gold placers. "What every gold dredger should know - Part 2". Dave McCracken has so much knowledge about gold dredging to share, he couldn't fit it all in one book. Improve your dredging techniques in deep, cold, or fast waters, and learn some handy tips and secrets of the trade.

Click here for more information. Additional Physical Format: Print version: Hodgson, John Ernest. Dredging of gold placers. London: Sir Isaac Pitman & Sons, (OCoLC) Material Type.

The Dredging of Gold Placers Mining book - IP. $ The Dredging of Gold Placers Mining book - IP. $ Weight: LBS Shipping: Calculated at checkout Current Stock: 96 Quantity: Share. Product Description. The Dredging of Gold Placers. John Ernest. A History of Gold Dredging in Idaho tells the story of a revolution in placer mining—and its subsequent impact on the state of Idaho—from its inception in the early s until its demise in the early s.

Idaho was the nation’s fourth-leading producer of dredged gold after and therefore provides an excellent lens through which to observe the practice and history of gold :   From Placer Gold Deposits of Nevada, USGS BulletinBy Maureen G. Johnson HISTORY OF PLACER MINING IN NEVADA.

The first authenticated discovery of placer gold in Nevada was made in by Abner Blackburn, a member of an emigrant train to California, at the junction of Gold Canyon and the Carson River at the present site of Dayton, Lyon County (De Quille.

Not until did Outside interests pay attention to Livengood and conduct tests that showed the potential for profitable gold-dredging. InGoldfield Mines of Reno acquired an interest in Livengood claims, formed Livengood Placers, Inc., and began construction of a dam on Hess Creek northeast of Livengood to provide water for a dredging operation.

Placer mining / ˈ p l æ s ər / is the mining of stream bed deposits for may be done by open-pit (also called open-cast mining) or by various surface excavating equipment or tunnelling equipment.

Placer mining is frequently used for precious metal deposits (particularly gold) and gemstones, both of which are often found in alluvial deposits—deposits of sand and gravel in. According to Audrey Parker’s book, “Livengood, the Last Stampede,” the dredge did not start up again until Livengood Placers operated the dredge through the summer ofbut was.

The Bulolo gold placer in Papua New Guinea is an example of Cainozoic gold placers of deltaic origin. Prior to faulting in the Bulolo Valley, Papua New Guinea and damming of the Bulolo Valley, gold-bearing tributaries of the Bulolo River included Big Wau Creek, Koranga and Namie Creeks and Edie Creek.

The formation of a lake created lacustrine deltaic conditions, which led to formation of the. Advanced Dredging Techniques Pt 2 Placer Gold Mining. Out of stock Arizona Gold Placers & Placering Mining Geology EBook.

Price $ Choose Options Arizona Gold Placers and Placering Back in Print Mining Geology Book. Price $ Out of stock Arizona's Little-known Gold Placers Mining Geology book. Price $ Most of the gold produced in the U.S. comes from lode deposits.

About 80% of the nation’s annual domestic gold supply is collected at its 25 largest gold mines. The remaining 20% is derived from about other lode gold mines as a byproduct of processing.

Gold Placers of Colorado, Quarterly of the Colorado School of Mines, Book 1 (Vol Number 3) and Book 2 (Vol Number 4) by Dr. Ben H.

Parker, Jr. is a a very extensive list of Colorado gold placers with very good location information. A new Gold and Fish pamphlet will be released by J Download the new Gold and Fish pamphlet.

Mineral prospecting and placer mining activities in or near water qualify as hydraulic projects and require a permit to protect fish (Chapter RCW).The Washington Department of Fish and Wildlife (WDFW) regulates most of these activities through the Gold and Fish pamphlet.

Placer Gold: The Stuff You Gold Pan For To start off, there are two types of gold deposits: lode and placer. Typically, lode deposits are the traditional veins of ore that are embedded in rocks and minerals.

To recover gold from lodes, miners have to blast, mill, or treat the rock with chemicals to recover the gold inside.

The process for the creation of placer gold begins when a lode deposit. BOOK 1: includes Methods of Study, Location of the Placers, Summary of History of Placer Mining in Colorado (Pikes Peak Rush and other Major Placer Discoveries, Periods of Flush Production, Ground-Sluicing and Hydraulicking, Bucket Dredging including Bucket Dredging and Placering with Draglin-Fed Floating Washing Plants and Movable Dry-Land Author: Ben H.

Parker. The Gold Prospectors Handbook fills that gap in between. Find out how to become more proficient at prospecting and small mining operations learning just one new thing can make all the difference. This book is a " x " paperback with pages. Gold dredging, (London, E.

& F.N. Spon, Limited, [pref. ]), by T. Earl (page images at HathiTrust; US access only) The dredging of gold placers / (London: Sir Isaac Pitman & Sons, ), by John Ernest Hodgson (page images at HathiTrust; US access only) Filed under: Gold dredging -- Juvenile fiction. Gold, Gold, in Cariboo.

The decline of bucket-line gold dredges in North America and Australasia is due to exhaustion of the richest placers suitable for dredging, increased concerns about the environment, and the very.

*Discover the origins of Gold Placers. Learn the methods of working a placer *Surface Mining *Working Frozen Ground *Drifting *Gold Dredging. Lewis Aubury.pages *Famous Gold Nuggets of the World. Thomas Jefferson Hurley. *The book CD is in PDF format to be viewed on your Rating: % positive.

Our favorite book: "gold mining in the 21st century" covers all aspects of gold prospecting and the various types of placer mining equipment you will want to use. Also check out the McCracken dvd's on mining and dredging - they are packed full of knowledge.

Examples of this type of deposit are the dredging fields at Hammonton, and those near Folsom, California. BENCH GOLD PLACERS. Bench placers are usually remnants of deposits formed during an earlier stage of stream development and left behind as the stream cuts downward.

The abandoned segments, particularly those on the hillsides, are commonly. The Dredging of Gold Placers () - Pages Dredging for Gold on the Yukon and its Tributaries () - 8 Pages Notes on Gold Dredging with Reference to the Introduction of the Industry into New South Wales () - 54 PagesSeller Rating: % positive.

In geology, a placer deposit or placer is an accumulation of valuable minerals formed by gravity separation from a specific source rock during sedimentary processes. The name is from the Spanish word placer, meaning "alluvial sand".

Placer mining is an important source of gold, and was the main technique used in the early years of many gold rushes, including the California Gold Rush.

the placer gold deposits of Utah, one of a series of four papers describing the gold placer deposits in the Southwestern States. The purpose of the paper is to outline areas of placer deposits in the State of Utah and to serve as a guide to their location, extent, production history, and source.

ThisCited by: 3. In the table below, we’ve compiled several significant gold publications. These manuscripts represent decades of work by teams of geologists.

Gold Placers and Placering in Arizona was revised in by E.D. Wilson -- who had more than 40 years geologic experience in Arizona – and reprinted in Testing the Viability of Floater Dredging in Frozen Ground Authors: Forty Mile Placers Inc, Yukon. Indian and Northern Affairs Canada. Northern Affairs: Yukon Open File (T).

25 pages. About the Author: Steve Hicks is a geologist specializing in sampling gold placers. He has previously worked a number of years as a mineral examiner for the BLM in Alaska and Montana. Presently he is doing placer consulting work and residing in Livingston, Montana.

Here is where you can buy a. Author of a book also called Finding Gold in Colorado (tm). - You can also join the Facebook group 'Finding Gold in Colorado' to get Colorado gold prospecting and mining news.

- PLEASE HELP ME MAKE THE SITE BETTER: If you find a typo or dead web link, please, please drop me a line about it or just post a comment. If you go west 9 miles and 6 mile east of the Colorado River, along west side of the Dome mountains, extensive placers and several lode mines with a total production betweenof aboutgold ounces from dry wash placers and 4, ounces of lode gold from area veins.

Wilson, Eldren D.: "Arizona Gold Placers & Placering" Yeend, Warren: "Gold Placers of the Historical Fortymile River Region" Young, Sales by Author.

Direct book sales from the author. Bernie Jaworsky. DOBIE, ON (Ontario, Canada) POK1BO. An advanced course in professional gold dredging. Most of the gold in Montana is found in the more mountainous western section of the state. There has been mining in Montana as early as the s, with the peak of mining taking place during the s.

In the midth century bucket dredges worked many creek and rivers in Montana, resulting in millions of [ ]. Placers are valuable minerals found in stream gravels. California’s nickname, the Golden State, can be traced back to the discovery of placer deposits of gold in The gold weathered out of hard metamorphic rock in the western Sierra Nevada.

The rock also contained deposits of copper, lead, zinc, silver, chromite, and other valuable minerals. PREFACE Although the yield from placers in Arizona has been relatively small through the past several years, public interest in gold in­ creased greatly inand the Arizona Bureau of Mines now re­File Size: 6MB.

Tom (T.H.) Bohmker is a gold miner and author of many gold prospecting and gold mining guides. is one of the few online retailers of his books, and in recent conversion the subject came up about his newly released book entitled “Gold Panner’s Guide To The Oregon Cascades.”.

7 Places In Nevada Where You Can Still Pan For Gold And Silver. Panning for gold or silver is a type of traditional, placer mining where gold or silver ore is extracted from a placer deposit using a pan. This method is among the simplest and is quite popular with geology enthusiasts because it is fairly inexpensive and easy to : Natalie Faulk.

Gold Placers and Their Geologic Environment in Northwestern Park County, Colorado was originally published in as USGS bulletin D. Publication covers placers and where they derived from in Park county Colorado, a rich placer area once mined by river Brand: Sylvanite, Inc.The Dredging of Gold Placers () - Pages Dredging for Gold on the Yukon and its Tributaries () - 8 Pages Notes on Gold Dredging with Reference to the Introduction of the Industry into New South Wales () - 54 Pages.Abstract.

The very word ‘gold’ conjures up very different pictures to the other minerals discussed in this book. Countless Hollywood pictures have inscribed the images of the California gold rush firmly on our minds not as deep mines but as the ‘Old Timer’ painstakingly panning for the gold in the : Martyn Kelly.