Gold Ore an overview ScienceDirect Topics
A typical arsenical gold ore contains arsenopyrite as the major arsenic mineral. However some arsenical gold ores such as those from Nevada in the USA Getchel deposit contain realgar and orpiment as the major arsenicbearing minerals. Pyrite if present in an arsenical gold ore may contain some gold as minute inclusions.
Host Rock Mining Fundamentals
Host rock is simply the rock surrounding the ore deposit. Host rocks as the definition suggests may be found as a host to any kind of ore deposit from gold to uranium. Host rock may also be defined as the type of rock where mineralization occurs. Host rocks are significant in identifying the age of the mineral deposit.
Natural Gold And Quartz Mineral Specimens For Sale.
Gold And Quartz Specimens. This page is dedi ed to the gold thats still attached to quartz or a host rock. This type of gold is highly desired in the mineral collecting community. Gold/Quartz specimens are in a completely different league of their own.
In What Rock Formations Can Gold Be Found Sciencing
Quartz. . Nastya22/iStock/Getty Images. Gold is most often found in quartz rock. When quartz is found in gold bearings areas it is possible that gold will be found as well. Quartz may be found as small stones in river beds or in large seams in hillsides. The white color of quartz makes it easy to spot in many environments.
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GEOLOGY OF SEDIMENTARY ROCKHOSTED GOLD DEPOSITS
type of orecontrolling structure or host of sedimentary rockhosted gold deposits in P.R. China. These breccia bodies are conformable with stratigraphic units in the host rock. An example of this is the Shuangwang gold deposit Fan S.C. and Jin Q.H. 1994 which is a large Carlintype gold deposit in the Qinling area
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