• top-banner
  • top-banner

Additional Information

Additional Information

Account Navigation

Account Navigation

Currency - All prices are in AUD

Currency - All prices are in AUD
 Loading... Please wait...
Mining Books

Prospecting Operating Small Gold Placers Mining Rare


Prospecting Operating Small Gold Placers Mining Rare

0.00 LBS
Calculated at checkout
Current Stock:
Out of stock

Out of Stock


Product Description

Prospecting and Operating Small Gold Placers<></>


William F. Boericke


Rare! One of the great publications on the subject of Placer Mining. Covers all aspects of running a small placer from finding, to trommels, to wifley tables etc.


  1. How Placer Deposits Have Been Formed
    • Saprolite deposits
    • Conditions under which a true placer is formed
    • Bench Placers
    • Bar Placers
    • Other Types of Placers
    • Appearance of gold in stream placers
    • Favorable Placers to Prospect
    • Positions of the Pay-Streak
    • Suggestions for Prospecting
    • Flood Gold
  2. Examining Placer Ground, Hints on Prospecting
    • Test Pits
    • Hints on Sampling
    • Character of Gravel
    • Fire Assays
    • Character of gold in placers
    • Fineness of gold
    • Water Supply and dumping ground
    • Business Sense in mining
    • Dredging Ground
    • Hints for Prospecting
    • Equipment for Prospecting
    • Best Places to Prospect
    • Bedrock Crevices
    • Re-Sorted Placers
  3. Panning, Properties of Gold and Black Sands, Estimating the Value of Colors
    • The Gold Pan
    • The Batea
    • How to use the Pan
    • Using a Magnet and Blowbox
    • Using a copper-amalgamated pan
    • Amalgamating gold with Mercury
    • How much gravel can be panned per day
    • Properties of Gold
    • Minerals associated with Placer Gold
    • Black Sands
    • Estimating size and value of colors
    • Classification of gold particles by screen sizes
  4. The Rocker: Its Construction and Operation
    • Rocker dimensions and construction details
    • Hopper Box
    • Apron
    • Riffle Board Arrangement
    • Knock-down Rocker
    • Rocker Operation
    • Cleaning Riffles
    • Water needed for rocking
    • Ridding gravel of clay
    • Steel Rocker
  5. General Information on Sluicing
    • Estimating water flow
    • Grade for Sluicing
    • Carrying power of water
    • Sluice head
    • Number of Sluice Boxes Needed
    • Mud box Construction
    • Tailings Disposal
  6. Sluice Box Construction. The Long-Tom. Types of Riffles
    • Butt-end and telescopic sluice boxes
    • The long-tom
    • Operating a long-tom
    • Riffles and their functions
    • Pole riffles
    • Block riffles
    • Rock riffles
    • Cross riffles
    • Hungarian riffles
    • Floor linings
    • Rubber riffles
    • Number of riffles needed
  7. Methods of Working Placer Ground
    • Ground Sluicing
    • Booming
    • Shovelling - in
    • Transporting gravel to the sluice boxes
    • Hydraulicking
    • Hydraulicking with canvas hose
    • "Blowing-Down"
    • Other methods of working placer ground
    • Instances of placer work in Nevada
    • A small Arizona operation
  8. Cleaning-Up. Recovery of Find Gold From Black Sands. Undercurrents and Similar Devices
    • Procedure in cleaning-up sluice boxes
    • Treatment of bucket concentrates
    • The Berdan Pan
    • Undercurrents
    • Construction of undercurrents
    • Riffle arrangement on distributing tables
    • Caribou Riffle
    • Saving Fine Gold on Snake River
    • A Black Sand Trap
  9. Use of Mercury in Placer Mining. Amalgamation. Retorting
    • Using Mercury in Slucie Boxes
    • Amalgamation - what takes place
    • Treatment of Amalgam
    • "Sickened" and "floured" mercury
    • Preparing an amalgamated plate
    • Properties of Mercury
    • Treating small amounts of amalgam
    • Retorting amalgam
    • Refining Retorted Gold
  10. Dry Placers
    • Occurrence of gold in dry placers
    • Conditions for working dry placers
    • The Quenner crusher for cemented gravel
    • The Mexican dry washer
    • Operation of a dry washer
    • Capacity and performances
    • Difficulties in dry washing
  11. Placer Mining Machines
    • The Denver Mechanical Gold Pan
    • The G-B Placer Machine
    • The W.S.C Placer Mill
    • Bendelari Diaphram Jig-Bulolo Type
    • Portable Large Scale Washing Plants
    • Stacker Scow and excavator for Dredging Ground
  12. Location of Placer Mining Claims. Leasing. Sale of Placer Gold. Selling a Placer Property.
    • Public Lands open for location
    • Locating a claim
    • Leasing
    • Sale of Placer Gold
    • Selling a Placer Property

Happy Prospecting

Product Reviews

Find Similar Products by Category