gold bearing clay gravel bed

BC Placer About Placer Mining

BC Placer About Placer Mining

Sometimes gold is found on "false bedrock" also known as "hardpan" very hard layers of clay. In the famous Cariboo area of BC, it was not uncommon to find gold under 60 or 100 feet of sand, gravel, clay, boulders, etc. Gold deep under streams is generally not accessible today. Underground placer mining was popular in the 1800s.

Get Price
Gold Dredging in British Columbia, 1909 ExploreNorth

Gold Dredging in British Columbia, 1909 ExploreNorth

Originally published in The Journal of the Canadian Mining Institute, 1909 (Vol. XII) ... The gold bearing gravels of this deposit are of hard siliceous rock, well worn and rounded, and the gold found is fine gold, derived from ancient quartz reefs. ... 150 feet of blue clay succeeded by 30 feet of gravel and clay to bedrock; the gravel ...

Get Price
GOLD Special Broadcasting Service

GOLD Special Broadcasting Service

Alluvial gold was most often found in clay soil, clayladen gravel or between layers of thin rock that had to be pried apart. ... Mining of goldbearing quartz on any large scale required similar ...

Get Price
Paper presented by Brendan Gordon Placer Inspector ...

Paper presented by Brendan Gordon Placer Inspector ...

Streams are often found to have a bed of clay or hardpan on or above the true bedrock. This layer of clay is known as a false bedrock ... RiverBar Placer: When bars of goldbearing sand or gravel have been formed along sides and in the centre of the larger streams and rivers, they are .

Get Price
Professor Hausel's Guide to Gold Deposits

Professor Hausel's Guide to Gold Deposits

Professor Hausel's Guide to Gold Deposits ... This is seen in many mining districts including South Pass where goldbearing shear zones near South Pass City, Atlantic City and Miners Delight provide a good source for placer gold. ... If the operation is near a road, the gravel can be sold and used in road bed construction. Conversely, gold can ...

Get Price
Placer mining Wikipedia

Placer mining Wikipedia

Placer mining / ˈ p l æ s ər / is the mining of stream bed deposits for may be done by openpit (also called opencast 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 ...

Get Price
Gold MSU Department of Geography

Gold MSU Department of Geography

He revealed that a small vein of goldbearing quartz existed there. The iron company sampled the vein and found up to 900 worth of gold per ton of ore. ... The sand and gravel (and gold) in a stream bed here could have been eroded from bedrock nearby, or it could just as easily have come from hundreds of miles away, carried by an advancing ...

Get Price
Mike Higbee's Prospectors Cache Indiana Gold Sites ...

Mike Higbee's Prospectors Cache Indiana Gold Sites ...

No natural veins bearing gold or natural placer are in Indiana. ... Finding gold in Indiana requires a lot of patience, but the gold is there! Indiana gold is heavy and very bright. MONROE COUNTY INDIANA LOCATION ... The gold is very fine and the best comes out of the gravel in the banks. The bed rock is Shale and is worn smooth so It doesn't ...

Get Price
Geology of gold SBS Radio

Geology of gold SBS Radio

SBS > Gold > Science and Technology > Geology of gold ... Veins and reefs of goldbearing quartz can occur in many types of rock, for example around granites, in volcanic rocks or in regions of ...

Get Price
Soil Types | Garden Guides

Soil Types | Garden Guides

Soil Types for Oregon Stony Loam Soil. Very stony loam soil prevails in many parts of Oregon. Baker County is predominately composed of stony loam. Clay and silty lake bed sediments, carried by glaciers, makes up the soil content. In many areas, these sediments have washed over and covered the tailings of gold dredging activities from the late ...

Get Price
Gold Finding In Connecticut | Gold Mines In World

Gold Finding In Connecticut | Gold Mines In World

Nov 28, 2015· Gold Finding In Connecticut. ... Just about any river or stream in the state of Connecticut does have some gold bearing gravel in its bed. Because gold is heavier than any of the other materials that are found in the stream it will migrate down through the gravel to either a layer of clay or bedrock. ... any of the other materials ...

Get Price
Klaza River Turnkey Gold Mine for Sale Gold and silver mines

Klaza River Turnkey Gold Mine for Sale Gold and silver mines

The Klaza river claims and campsite are located 10 miles from the BYG (British Yukon Gold) hard rock mine site in a permafrost area. ... six to eight feet of gravel over six or more feet of gold bearing clay. Most of the gold is found in the clay under the gravels.

Get Price
Rockman's Gold

Rockman's Gold

The gold pan or miner's pan is a shallow sheetiron vessel with sloping sides and flat bottom used to wash goldbearing gravel or other material containing heavy minerals. The process of washing material in a pan, referred to as "panning," is the simplest, most commonly used and least expensive method for a prospector to separate gold from the ...

Get Price
FIELD STUDIES ON THE MARINE CLAY FOUNDATION SOIL .

FIELD STUDIES ON THE MARINE CLAY FOUNDATION SOIL .

TREATED WITH LIME, GBFS AND REINFORCEMENT TECHNIQUE ... The Insitu static plate load tests were conducted on untreated and treated marine clay foundation soil bed with gravel cushion. The marine clay was treated with an optimum of 8% Ca(OH) ... The stabilized marine clay foundation soils bed has exhibited an Insitu ultimate load bearing ...

Get Price
Soil Types | Garden Guides

Soil Types | Garden Guides

Soil Types for Oregon Stony Loam Soil. Very stony loam soil prevails in many parts of Oregon. Baker County is predominately composed of stony loam. Clay and silty lake bed sediments, carried by glaciers, makes up the soil content. In many areas, these sediments have washed over and covered the tailings of gold dredging activities from the late ...

Get Price
Panning/Dredging – Utah Prospecting

Panning/Dredging – Utah Prospecting

A placer is a sand or gravel deposit, such as a beach or stream bed, containing concentrations of heavy minerals like gold. Gold is very resistant to weathering. As a rock containing gold is eroded, the gold is freed and carried downstream as dust, flakes, grains, and nuggets.

Get Price
Top