Commodities
PrimaryGold
Commodity typeM
Deposit
Model172: Carbonate-hosted Au-Ag
Deposit sizeN
Orebody formLENTICULAR OREBODIES
Ore controlGold Concentrated As Disseminations In Basal Breccia Horizon, Also Occurs With Limonite In Oxidized Rocks
Materials
Ore mineralsCinnabar, Gold, Marcasite, Pyrite, Realgar, Stibnite
GangueBarite, Calcite, Dolomite, Fluorite, Illite, Limonite
Geology
Host rockVolcanic Breccia (Agglomerate) · Longtan Formation
StructureDeposit Located On Eastern Limb Of Getang Dome, A Northwest-Trending Anticline About 50 Km Long; Permian Rocks Exposed In Inlier At Center Of Dome, Breccia Horizon May Mark Superimposed Bedding-Plane Thrust Fault; Rocks Dip 10 Deg. Ne, Cut By High-Angle Reverse Faults Of Small Displacement
Tectonic settingNear Buried Southwestern Margin Of Precambrian Yangtze Craton
AlterationSilicification; Gold Content Of Ore Increases With Degree Of Silicification
Economic & production
Development statusOccurrence
Identification
Deposit ID10084945
MRDS IDW700367
RegionAS
Data scoreB
Coordinates25.24918, 105.26633
References
CUNNINGHAM, C. G., ASHLEY, R. P., CHOU, I-M., HUANG, Z., WAN, C., AND LI, W., 1988, THE NEWLY DISCOVERED SEDIMENTARY-ROCK HOSTED DISSEMINATED GOLD DEPOSITS IN THE PEOPLE'S REPUBLIC OF CHINA: U. S. GEOLOGICAL SURVEY OPEN-FILE REPORT 88-220, 15 P.CUNNINGHAM, C. G., 1988, WRITTEN COMMUNICATION.