Mine detail: Lihir Deposit

Previously called 'Minifie ZoneLienetz ZoneLadolam Gold DepositCoastal ZoneLihir Island'

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Location

Lat / long:

-2.99814, 152.49876

Resource(M)

Primary:	Gold
Ore:	Bornite, Galena, Marcasite, Molybdenite, Pyrite, Sphalerite, Tennantite, Tetrahedrite
Gangue:	Alunite, Anhydrite, Calcite, Chlorite, Illite, Kaolinite, Limonite, Opal, Quartz
Orebody form:	IRREGULAR
Discovery year:	1982

Production

Operation type:	Unknown
Production size:	None
Development status:	Prospect

Geology

Host rock:	Jaulu Volcanics
Host type:	Alkalic Intrusive Rock,Volcanic Breccia (Agglomerate),Trachyandesite,Andesite,Trachybasalt,Basalt
Structure:	Evolved Volcanic Arc, Horst And Graben, Collapsed Caldera, Fractures, Matrix Supported Breccia With Clasts Ranging From Fine-Grained Equigranular To Porphyritic.
Tectonic:	Volcanic Center, Transistion Zone From Volcanic To Subvolcanic Levels.
Alteration processes:	Hydrothermal: Argillic, Potassic, Opaline Silica, Sulfur-Bearing White Clay.

References

MRDS	RE00017
DEP	10055080
Reference	{Deposit:: JOHNSON, R. W. (ED), 1976, VOLCANISM IN AUSTRALASIA, SCIENTIFIC PUBLISHING CO.,AMSTERDAM, P. 297-314.}{Deposit:: COX, DENNIS P., WILLIAMSON, ANOTHONY ET AL, 1986, MINERAL DEPOSIT MODELS APPLICABLE TO PAPUA NEW GUINEA: USGS UNPUBLISHED REPORT 86/5.}{Deposit:: DAVIES, R. M. & BALLANTYNE, G.H., 1987 GEOLOGY OF THE LADOLAM GOLD DEPOSIT LIHIR ISLAND, PAPUA NEW GUINEA, IN PACIFIC RIM CONGRESS 87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.}{Deposit:: NIUGINI MINING LTD., 1987 ANNUAL REPORT, P.1-3.}{Deposit:: MINING JOURNAL, MAY 8, 1987 P. 349}{Deposit:: MINING JOURNAL, LONDON, JUNE 1991, MINING ANNUAL REVIEW. P. 349.}
Reporter	Moyer, Lorre A. (Marcus, S.M.)