Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeN
Orebody formIRREGULAR
Ore controlGold Occurs In Altered, Brecciated Rock. Highest Values In Vuggy, Open Cavity Breccia.
Materials
Ore mineralsBornite, Galena, Marcasite, Molybdenite, Pyrite, Sphalerite, Tennantite, Tetrahedrite
GangueAlunite, Anhydrite, Calcite, Chlorite, Illite, Kaolinite, Limonite, Opal, Quartz
Geology
Host rockAlkalic Intrusive Rock,Volcanic Breccia (Agglomerate),Trachyandesite,Andesite,Trachybasalt,Basalt · Jaulu Volcanics
StructureEvolved Volcanic Arc, Horst And Graben, Collapsed Caldera, Fractures, Matrix Supported Breccia With Clasts Ranging From Fine-Grained Equigranular To Porphyritic.
Tectonic settingVolcanic Center, Transistion Zone From Volcanic To Subvolcanic Levels.
AlterationHydrothermal: Argillic, Potassic, Opaline Silica, Sulfur-Bearing White Clay.
Economic & production
Development statusProspect
Discovery year1982
Identification
Deposit ID10055080
MRDS IDRE00017
Alternate namesMinifie Zone, Lienetz Zone, Ladolam Gold Deposit, Coastal Zone, Lihir Island
RegionOC
Data scoreB
Coordinates-2.99814, 152.49876
References
JOHNSON, R. W. (ED), 1976, VOLCANISM IN AUSTRALASIA, SCIENTIFIC PUBLISHING CO.,AMSTERDAM, P. 297-314.COX, DENNIS P., WILLIAMSON, ANOTHONY ET AL, 1986, MINERAL DEPOSIT MODELS APPLICABLE TO PAPUA NEW GUINEA: USGS UNPUBLISHED REPORT 86/5.DAVIES, R. M. & BALLANTYNE, G.H., 1987 GEOLOGY OF THE LADOLAM GOLD DEPOSIT LIHIR ISLAND, PAPUA NEW GUINEA, IN PACIFIC RIM CONGRESS 87 P. 943-949.NIUGINI MINING LTD., 1987 ANNUAL REPORT, P.1-3.MINING JOURNAL, MAY 8, 1987 P. 349MINING JOURNAL, LONDON, JUNE 1991, MINING ANNUAL REVIEW. P. 349.