what is lode gold mining

what is lode gold mining

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  • Lode vs Placer Mining

    Gold mining operations may be carried out by either placer mining or lode mining Lode mining is also called hard rock mining Originally, all gold is deposited in a lode or vein filled with mineral in the rock, such as the gold-rich veins discovered in Cow Mountain When these lodes are disintegrated by natural erosion, such as water flowing over the rock, placer gold is the result - the ....

  • Gold mining in Alaska

    Active min The following are active gold-producing mines and advanced lode exploration or development projects Lode hard rock min The Fort Knox mine is located within the Fairbanks North Star Borough, 25 miles 40 km northeast of FairbanksThe mine site is located primarily on State of Alaska and the Mental Health Trust lands The mine is a wholly owned by Kinross Gold Corporation...

  • Prospecting Lode Gold Deposits

    Prospecting for lode deposits begins with a search for mineralized outcrops, the key to the existence of which may often be found in mineralized float pieces of rock from the lode that have been loosened by weathering and washed downhill Geologists now generally agree that most valuable mineral deposits have a magmatic origin and, therefore, that the most promising areas to prospect are in ....

  • What is Placer Gold and How do You Find it ,

    Sep 12, 2018 0183 32 Placer gold deposits are usually not far off from where lode gold deposits are The gold in hard rock is released during the weathering process and then it carried off by glaciers or running water streams, rivers, flood water to someplace where it is deposited and concentrated in a placer deposit...

  • Gold Prospecting How to Find Gold in the United States

    Gold Prospecting in the United States , Placer production from the Butte district, however, has been over-shadowed by the total output of byproduct gold recovered from the mining of lode deposits of copper, lead, and zinc Idaho Placer Deposits Idaho was once a leading placer-mining State One of the chief dredging areas is in the Boise ....

  • what is lode gold mining

    Lode mining in idaho, 1864-186929 Кб Lode mining differed from placer mining in a fundamental way In quartz mines, gold was found in mineralized veins or lodes that had come up through great fractures or fissures in solid rock that made up the mountain rang...

  • GOLD RUSH Lode Deposits

    Classical quartz vein or lode emplaced in a fracture in tonalite granitic host rockThis quartz vein contains patches shoots of gold that are surrounded by milky quartz ganguePhoto taken in the lower level of the Mary Ellen Mine at South PassNote that the vein has been faulted and offset...

  • What is a Lode Claim? Mining Frequently Asked Questions ,

    Deposits subject to lode claims include classic veins or lodes having well-defined boundari They also include other rock in- place bearing valuable minerals and may be broad zones of mineralized rock Examples include quartz or other veins bearing gold or other metallic minerals and large volume, but low-grade disseminated gold deposits...

  • The Comstock Lode

    Jul 10, 2017 0183 32 More miners came later finding gold further north near what is now known as the Comstock Lode The gold mining in this area was productive for a number of years leading to the establishment of Johnstown The Comstock Lode is thought to have been discovered by brothers Hosea Ballou Grosh and Ethan Allan Grosh in 1857...

  • Lode Definition of Lode at Dictionary

    Lode definition, a veinlike deposit, usually metalliferous See more...

  • What is lode gold?

    Lode is deposit of valuable ore with some definite boundaries, separated from surrounding rock Lode gold is the rock found in lodes, usually the original gold, not separated from rocks This type of gold is majority of gold that is produced by gold mining companies world wide...

  • What Is Placer Mining? with picture

    Jun 01, 2019 0183 32 Placer mining is a group of mining methods that use water to separate valuable minerals or ores from the surrounding sediment It can be used to recover platinum, tin, and diamonds, but most commonly goldA very crude form of placer mining was used by gold prospectors during the California gold rush in the mid 1800s Since then, the technology has progressed to allow a larger volume of ....

  • What Is A Mining Claim, Legally?

    PATENTED MINING CLAIM A patented mining claim is one for which the Federal Government has passed its title to the claimant, making it private landA person may mine and remove minerals from a mining claim without a mineral patent However, a mineral patent gives the owner exclusive title to the locateble minerals...

  • Prospecting for Gold in the United States

    Prospecting for lode deposits of gold is not the relatively simple task it once was because most outcrops or exposures of mineralized rock have been examined and sampled Today s prospector must examine not only these exposures, but also broken rock on mine dumps and exposures of mineralized rock in accessible mine workings Gold, if present ....

  • what is lode gold mining

    Hittel on Gold Mines and Mining John S Hittell , Slade, this is the only mine or lode of which I know Bloom of Cactus Robert Ames Bennet ,What Is A Mining Claim, Legally? , There are two types of mining claims, lode and , Examples include quartz or other veins bearing gold or ,...

  • Chasing the vein, lode mining 101 pt1

    Sep 03, 2016 0183 32 Part one of explaining how, and what to do if one is interested in a lode mine tunnel type gold mining Make a donation to AMRA today https //americanm....

  • what is lode gold mining

    Lode is deposit of valuable ore with some definite boundaries, separated from surrounding rock Lode gold is the rock found in lodes, usually the original gold, not separated from rocks This type of gold is majority of gold that is produced by gold mining companies world wide Lode Gold is a high ....

  • Placer Gold Deposits Pay Off

    Prospecting Suggestions Search in lode gold districts characterized by small high-grade gold-quartz vein pocket deposits Focus your search into specific areas which are along the geologic trend of previously-exploited lode pocket deposits Recent fires, landslides, or disturbance by logging operations are constantly exposing new virgin areas ....

  • The Basics of Successful Gold Mining

    Successful gold mining is generally done in two steps First is sampling or prospecting, , The difference primarily has to do with how far away from the original lode the gold has traveled Placer Geology Hidden irregularities on the bedrock channel of a river can change where the gold path runs So, until you locate the gold path, you are ....

  • What Is Placer Gold?

    Oct 20, 2015 0183 32 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...

  • Lode Vs Placer ?

    Feb 19, 2014 0183 32 Can the new comer go up on the hillside and work the soil, without crushing anything, and claim that they are capturing the 200 mesh minus gold therefor they have placer mining rights on my lode claim?5 When can free gold in lode mining claim area be considered placer gold?6...

  • Gold Mining Methods

    Some early miners also used an early form of hardrock mining, digging solid veins of gold out of rock, where mineralized water had deposited it over thousands of years Today, gold is extracted in hardrock mines that directly mine the source rock, or lode of gold, where it was originally deposited by geochemical process...

  • Mining History and Geology of the California Gold Rush

    At least eight of the mines boasted total production in excess of 1,000,000 ounc Overall, hardrock mining accounted for about 60 of the gold produced in the Mother Lode and Sierra Foothills The most serious problem of mining the gold veins themselves was ,...

  • All About Lode Gold Mines Part 3 Minerals

    Apr 23, 2018 0183 32 If you do have an unpatented lode gold claim and remove any salable minerals from your claim as defined above , you re open to Federal and/or state prosecution and may be liable for damages and fin So let me get that straight If your mining efforts mean you have to remove sand, rock, stone, or clay to get at the gold that makes you liable???...

  • What the difference between placer mining and lode mining?

    Gold is recovered by three basic mining methods placer mining of alluvial deposits, lode or vein mining, and recovery as a by-product of base-metal mining...

  • What is lode gold?

    May 01, 2017 0183 32 Lode is deposit of valuable ore with some definite boundaries, separated from surrounding rock Lode gold is the rock found in lodes, usually the original gold, not separated from rocks This type of gold is majority of gold that is produced by go....

  • Mining History Lode Mining

    Mar 07, 2017 0183 32 Placer Mining Vs Lode Mining There are two kinds of places where a prospector can find gold the original veins of gold where it was formed in the rock or in deposits where natural actions such as water has eroded pieces of gold away from the original host rock...

  • Comstock Mining Inc

    Comstock Mining Inc is a North American precious metals mining company, focused in Nevada, with extensive, contiguous property in the Comstock Lode District in and around Virginia City, Nevada...