Jul 02, 2007· Best Answer: Gold is commonly found quartz under specific conditions, typically relating to secondary intrusion within a geologic body (metamorphic rock or another intrusive rock). The process that tends to create a quartz vein within a rock is also favorable for gold if it is present in the melt.

Rock Contact Zones and Faults: Many quartz veins and other hard rock gold deposits occur in "zones" along faults or at the contact of two different types of rock. Correct Topography: As a general concept, the coarser gold does tend to hang up farther upstream.

Gold prospectors in the state of Washington are up in arms about new restrictions on when they can search for gold. The rules, issued last week, are intended to limit digging and dredging in ...

rocks that have gold in them. China Gold Mining Equipment,Small Scale Gold Mining . China Gold Mining Equipment,Small Scale Gold Mining Equipment,Small Gold . veins or broken gold bearing rock gradually become debris and gold tablets. .

Copper, silver and gold are found in elemental or "native" form at the earth's surface. The best nuggets have been picked up already, since the land has been scoured for them wherever there are people who appreciate them.

Meteorite hunters have created a funny term to refer to all the many rocks that look similar to meteorites but are not, they call them meteor "wrongs". One meteorite testing laboratory a few years ago said that they received on average 7000 rock samples per year from .

Nov 06, 2012· Unlike alluvial gold, which is found as very small flakes on river banks, goldbearing rocks have to be dug out of the ground. . making them quite easy to collect. » More detailed Does gold usually sit inside rocks that have quartz .

If you have a rock that contains between and % nickel (wholerock analysis), whether or not it appears to contain metal, then the rock might be a meteorite. If you have a rock that does not contain metal and has a low concentration of nickel (<1% = <10000 ppm), it could still be a rare type of meteorite, an achondrite .

Gold is a metal, a pure element by the chemical symbol of Au. Gold isn't a rock. It is a chemical element, or, in the eyes of the geologist or miner, it is a mineral .

what rocks have gold in them (06 Jun 2012) Gulin supply Mining and construction equipment for mineral handling. The crushing, screening, washing, grinding equipment in stationary, portable, tracked type is available. Get a Price;

Picture Identification Guide for Polished Stones and Tumbled Rocks ... Glaciers then scoured them from their host rock and carried them south into the Great Lakes region of the United States. ... It often contains white calcite veins and sparkles of gold pyrite. The stones shown here have a bright blue color and were produced from material ...

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The Geology of Coarse Gold Formation. ... In order to better understand where and how to find them, it might be good to examine how and where coarse gold forms. ... is all there is and as a result, there are basically no placers formed. This is the main reason why some rich hard rock gold districts don't have much in the way of associated ...

Historically, Brown and Morgan Counties have been the hotspot for gold searchers, but, as you can see by the map below, it (along with diamonds) has been found all across the to the situation with diamonds, it is thought that the gold in the area is almost certainly from goldbearing areas in Canada and Northern Michigan.

However, many terrestrial igneous rocks are porous and have holes in them. These holes or 'vesicles' were produced by bubbles of gas that formed in the magma as it was erupted. If you find a rock that is porous or contains vesicles it is a terrestrial rock.

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Most of north east Texas has iron ores and some gold out of them and various rocks out of the mountains in Oklahoma that washed down the same time the center of Texas was filling up. Central east Texas has iron ore, gold, lead and silver in the galena's of the sandstones of far east Texas.

identifying gold metal in the rock Many people who may have difficulty to identify the gold in the rock, because gold is usually often confused with the kind of carrier minerals pyrite, chalcopyrite, pyrhotite, pentlandit and gold colored mica, because the mineral carrier is very similar to a vein of gold .

Aug 04, 2011· Gemstones, Minerals Rocks of Wyoming: A guide for Prospectors and Rock Hounds. Wyoming was once known as the Jade State, but from 1977 to 2007, one geologist (Professor Hausel, also known as the GemHunter) changed this designation by finding more than a hundred gemstone, gold, diamond and mineral occurrences in the Cowboy State such that the state is now better known .