HOME  /  trace elements associated with gold deposits

trace elements associated with gold deposits

Iron oxide coppergold deposits are also often associated with other valuable trace elements such as uranium bismuth and rareearth metals although these accessories are typically subordinate to copper and gold in economic terms Some examples include the Olympic Dam South Australia and Candelaria Chile deposits the types of jaw crusher in kenya cheap sale

Email:[email protected]

Online Chat

Get Quote

  • trace elements associated with gold deposits

    Deposits associated with mafic rocks can contain anomalous concentrations of gold The Function of Soil Minerals and Trace Elements The Function of Soil Minerals and Trace Elements in Soil Plant Animal and Human Nutrition and Health Copper Zinc Iron Manganese Boron

    Online Chat
  • trace elements associated with gold deposits

    Trace elements in fluid inclusions of sedimenthosted gold deposits indicate a magmatichydrothermal origin of the Carlin ore trend

    Online Chat
  • trace elements associated with gold deposits

    Inclusions of other minerals within gold grains can provide insight into the ore and help geologists gauge which minerals are present in the bedrock source of the gold

    Online Chat
  • trace elements associated with gold deposits

    Mineraltrace element associations have been investigated in the regolith developed onmineralised rocks at the Boddington CuAu deposit and Mt Percy gold deposit WesternAustralia A detailed characterisation of the mineralogy and geochemistry has been achievedusing in situ microanalyses on regolith materials

    Online Chat
  • trace elements associated with gold deposits

    ORE MINERALS ASSOCIATED WITH GOLD 881 geochemical composition of the ore minerals associated with gold at Prestea and a probable paragenetic sequence of mineralization Geological setting and mineralization Early Proterozoic Birimian greenstone assemblages 2100 Ma constitute the major geologic units in Ghana

    Online Chat
  • trace elements associated with gold deposits

    With increasing new data studies on the geochemistry of gold deposits can be used to trace the origin of oreforming fluids the source of gold and the transporting form of Au and other oreforming elements such as Si S F Cl As and Ag

    Online Chat
  • trace elements associated with gold deposits

    It can be inferred from the results that the occurrence of gold and its associated elements can be linked to both primary dispersion from underlying rocks and secondary processes such as lateritization This data shows that Fe and Mn strongly associated with gold and alongside Pb Ag As and Cu these elements can be used as pathfinders for

    Online Chat
  • trace elements associated with gold deposits

    Refractory ore Most gold resides in traceelementrich pyrite and marcasite as submicron blebs Arsenic is the major trace element in pyrite and or marcasite followed in decreasing abundance by antimony thallium and mercury Gold also resides in orpiment realgar and cinnabar on the surface of clay minerals in or on organic

    Online Chat
  • trace elements associated with gold deposits

    Geochemistry of the Copper Flat porphyry and associated deposits in the Hillsboro mining district Sierra County New Mexico USA vein and Miocene–Holocene placer gold deposits radiate outwards from the CFQM which are flanked by by XRF on fused glass discs and trace elements were analyzed using pressed powder briquettes Major el

    Online Chat
  • trace elements associated with gold deposits

    General Types of Auriferous Deposits These bodies and zones contain essentially quartz with pyrite pyrrhotite and arsenopyrite the gold is generally present in the native state and the enriched elements are similar to those mentioned for the deposits in tuffaceous and other volcaniclastic rocks

    Online Chat
  • trace elements associated with gold deposits

    Carlin epithermal and orogenic gold deposits today mined almost exclusively for their gold content have similar suites of anomalous trace elements that reflect similar lowsalinity ore fluids and thermal conditions of metal transport and deposition Many of these trace elements are commonly referred to as critical or nearcritical elements or metals and have been locally recovered

    Online Chat
  • trace elements associated with gold deposits

    followup trace element studies of the SMD goldbearing ore stage sulphides presented in this Chapter were to a document trace element signatures associated with pre and syngold ore pyrite generations in the SMD SHGD and copper deposits and b investigate the distribution of trace elements associated with pre and syngold ore

    Online Chat
  • trace elements associated with gold deposits

    Cathode luminescence and reflectedlight microphotographs of the Lannigou gold deposit with spots of trace element analysis by LAICPMS and CO isotope analysis by SIMS plus the dates and times of analysis A Cal of carbonate showing a medium bright red CL color and Cal 3

    Online Chat
  • trace elements associated with gold deposits

    Geochemistry of the Copper Flat porphyry and associated deposits in the Hillsboro mining district Sierra County New Mexico USA Virginia T McLemorea Erik A Munroeb Matt T Heizler a Christopher McKeea a New Mexico Bureau of Mines and Mineral Resources New

    Online Chat
  • trace elements associated with gold deposits

    Jul 17 2018 · Trace element compositions of magnetite and hematite from 16 wellstudied iron oxide–copper–gold IOCG and iron oxide apatite IOA deposits combined with partial least squaresdiscriminant analysis PLSDA were used to investigate the factors controlling the iron oxide chemistry and the links between the chemical composition of iron oxides and hydrothermal processes as

    Online Chat
  • trace elements associated with gold deposits

    • Disseminated styles greisens and skarns usually best suited to open pit mining or selective underground mining Veins can be selectively mined underground • Ore grades are typically low but are usually metallurgically simple and sulfidepoor being low

    Online Chat
  • trace elements associated with gold deposits

    General Types of Auriferous Deposits These bodies and zones contain essentially quartz with pyrite pyrrhotite and arsenopyrite the gold is generally present in the native state and the enriched elements are similar to those mentioned for the deposits in tuffaceous and other volcaniclastic rocks

    Online Chat
  • trace elements associated with gold deposits

    Nov 16 2017 · Edible bamboo woodland soil and water may be the main focus of the potential metal risk to food safety and human health in the typical southern mining areas at the source of the Qujiang River A total of 24 samples from 12 farmland and woodland sites around the mine area were collected to measure the concentrations of nine trace elements Cu Cd Cr Mn Pb Zn Ca Mg and Al

    Online Chat
  • trace elements associated with gold deposits

    and compare the major and trace element chemistry of these calcites and test whether they carry the signatures of the origin of hydrothermal fluids associated with the gold deposits or record fluid interaction with the local wall rocks The calcites show textural growth and chemical zoning

    Online Chat
  • trace elements associated with gold deposits

    A multivariate statistical analysis was performed on multielement soil geochemical data from the Koda HillBulenga gold prospects in the WaLawra gold belt northwest Ghana The objectives of the study were to define gold relationships with other trace elements to determine possible pathfinder elements for gold from the soil geochemical data

    Online Chat
  • trace elements associated with gold deposits

    sedimentary pyrite is enriched in Au and associated trace elements are more likely to be source rocks of orogenic and Carlinstyle gold deposits Factor analysis of the trace element content of

    Online Chat
  • trace elements associated with gold deposits

    Breccias associated with porphyry copper deposits have been a source of fascination for many researchers Early researchers wrestled with developing appropriate nomenclature for documenting and classifying breccias eg Farmin 1934 Bryner 1961 Kents 1964 Bryant 1968

    Online Chat
  • trace elements associated with gold deposits

    Abstract Although typically thought of as strictly Fe resources such as in the worldclass ArcheanProterozoic Pilbara Craton of NW Australia some BIF are associated with nonFe ore resources including but not limited to gold deposits in greenstone terranes Due to fluctuations in ocean and atmospheric chemistry

    Online Chat
  • trace elements associated with gold deposits

    An economic method for recovering rare earth elements from these deposits has not yet been found Many other deposits of this type have been identified around the world but information on their rare earth elements content is generally lacking Trace amounts of rare earth elements have also been identified in magnetiteapatite replacement deposits

    Online Chat
  • trace elements associated with gold deposits

    It is inferred that sediments coeval with those where sedimentary pyrite is enriched in Au and associated trace elements are more likely to be source rocks of orogenic and Carlinstyle gold deposits Factor analysis of the trace element content of pyrite through geologic time was conducted to investigate the multivariate relationships amongst

    Online Chat
  • trace elements associated with gold deposits

    The distribution of Au and associated trace elements in pyrite and arsenopyrite from late Archean Hutti and HiraBuddini orogenic gold deposits eastern Dharwar Craton southern India was investigated by laser ablationinductively coupled plasmamass spectrometry

    Online Chat
  • trace elements associated with gold deposits

    They are often simple gold systems Sometimes trace elements associated with SHV deposits are arsenic as arsenopyrite tungsten bismuth and tellurium Generally there is a paucity of copper lead and zinc sulphides but minor amounts occur in a few deposits The deposits can be associated with prolific placer gold fields

    Online Chat
  • trace elements associated with gold deposits

    Trace element geochemistry highlighted anomalous concentrations of elements associated with black shales These elements Mo Ni Fe P V and U have strong spatial and statistical correlation to the silty shaley horizons that host gold mineralization at the Cortez Hills deposit

    Online Chat
  • trace elements associated with gold deposits

    This work demonstrates that certain trace elements including those most commonly associated with sedimenthosted and greenstonehosted gold deposits were concentrated in uppercrustal siliciclastics during sedimentation or early diagenesis that is prior to later events that gave rise to sedimenthosted and greenstonehosted gold deposits and particularly in synsedimentary to early diagenetic pyrite

    Online Chat
  • trace elements associated with gold deposits

    It is inferred that sediments coeval with those where sedimentary pyrite is enriched in Au and associated trace elements are more likely to be source rocks of orogenic and Carlinstyle gold deposits

    Online Chat
  • trace elements associated with gold deposits

    Jun 25 2018 · In situ traceelement analyses of T1 grains were prohibited by grain size and inclusions The T2 and T3 tourmaline have similar traceelement values except higher concentrations of Zn Cu and Co in T3 which is consistent with its location in the mineralized veins

    Online Chat
  • trace elements associated with gold deposits

    Trace Element Analysis of Pyrite from the Zhengchong Gold Deposit Northeast Hunan Province China Implications for the OreForming Process YongJun Shao 1 WenShu Wang 1 QingQuan Liu 12 and Yu Zhang 1 1 Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring

    Online Chat
  • trace elements associated with gold deposits

    mineral in cores of strongly silicified breccia deposits hosting gold deposits Pyroclastic rocks abundant in Kfeldspar and one volcanogenic siltstone outcropping south of 309 Mine and sinter quartz veins and volcanic rocks were sampled from various locations distal to

    Online Chat
  • trace elements associated with gold deposits

    General Types of Auriferous Deposits Gold is the most noble of metals and its geochemistry is conditioned principally by this fact Compared with other elements in the periodic table the terrestrial abundance of gold 0005 ppm is low compared with copper 50 ppm and silver 007 ppm the accompanying two elements in group IB

    Online Chat
  • trace elements associated with gold deposits

    Signatures for gold derived from igneousmetamorphic hypothermal mesothermal and epithermal deposits reflect conditions of ore formation by their content of Ag Cu and characteristic associated elements At higher temperatures of ore formation gold has low Ag and high Cu content and Bi and Pb are the most abundant trace elements

    Online Chat
  • trace elements associated with gold deposits

    This data shows that Fe and Mn strongly associated with gold and alongside Pb Ag As and Cu these elements can be used as pathfinders for gold in the area with ferruginous zones as targets A multivariate statistical analysis was performed on multielement soil geochemical data from the Koda HillBulenga gold prospects in the WaLawra gold belt northwest Ghana

    Online Chat
  • trace elements associated with gold deposits

    these Carlintype gold deposits include orpiment As realgar ASS and stibnite SbS Slowly moving ground water in contact with buried ore deposits may dissolve and transport trace elements that are associated with the deposits and thus form aqueous disper sion patterns Fig 2

    Online Chat
  • trace elements associated with gold deposits

    Similarly elevated trace element concentrations eg Au As Hg Te Sband Tl are largely limited to visibly altered wall rocks with elevated concentrations associated with bleached claycalcitelined fractures extending beyond continuous hydrothermal alteration in otherwise visibly unaltered wall rocks

    Online Chat
Hi,may I help you with products, price, etc?

Copyright © 2015.Company name All rights reserved.  SiteMap