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Opal from
Ladolam Gold deposit (Lihir Mine), Luise Stratovolcano, Lihir Island, New Ireland Province, Papua New Guinea


Locality type:Deposit
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Ladolam Gold deposit (Lihir Mine), Luise Stratovolcano, Lihir Island, New Ireland Province, Papua New Guinea
Data Identifiers
Mindat Occurrence Record ID:150232
Long-form Identifier:1:3:150232:9
GUID (UUID V4):04c7305a-bb88-40d6-a8a4-0fb64d4afae0
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Quaternary geology of Ambitle Volcano, Feni Island Group, Papua New Guinea a I. D. Lindley a Research School...Quaternary geology of Ambitle Volcano, Feni Island Group, Papua New Guinea, Australian Journal of Earth Sciences:...Quaternary geology of Ambitle Volcano, Feni Island Group, Papua New Guinea I. D. LINDLEY Downloaded by [University...Canberra, ACT 0200, Australia Ambitle Volcano (new name) is the most recently active of four eruptive...Tabar Lihir Tanga Feni (TLTF) alkalic volcanic province, located in the New Ireland Basin, Papua New Guinea
Journal (article/letter/editorial)
Anhydrite-Bearing Vein Arrays, Lienetz Orebody, Lihir Gold Deposit, Papua New Guinea* Stephanie Sykora,1, 2,† David Selley...Australia Abstract The Lihir Au deposit (also known as Ladolam), Papua New Guinea, has a 56-Moz resource...world’s largest alkalic Au deposit in terms of contained Au. The Au deposit is in an amphitheater, inferred...collapse(s) and prolonged tropical weathering. The ore deposit is situated in the footwall of the sector collapse...A threefold vertical alteration architecture at Lihir is interpreted to broadly represent this evolution
Journal (article/letter/editorial)
Porphyry-Style and Epithermal Conditions at the Lihir Gold Deposit: Implications for Ore Genesis and Mineral...Abstract The Lihir (also known as Ladolam) Au deposit in Papua New Guinea is a telescoped ore deposit, in which...deposits. Introduction The Lihir Au deposit (also known as Ladolam), Papua New Guinea, is the largest alkalic...alkalic epithermal Au deposit in the world in terms of contained Au, with a resource of 56 Moz (Newcrest...(Newcrest Mining Ltd., 2016). The deposit has a complex evolution that consists of late-stage, Au-rich, alkalic
Journal (article/letter/editorial)
technique on degraded core at the Ladolam gold deposit, Papua New Guinea. Here, we seek to determine whether...effective tool in the construction of geological deposit models when logging degraded historic core, even...rapidly identifying deposit-scale mineral zonation and information for vectoring and deposit studies (Clark...core to increase the understanding of a prospect or mine. However, in tropical climates, postdrilling oxidation...at the Ladolam gold deposit, Papua New Guinea, which is currently the largest known alkalic gold deposit
Journal (article/letter/editorial)
prospect along with the nearby Santa Fé mine and Campamento deposit represent parts of a porphyry copper..., proximal skarn and intermediate sulfidation deposit, respectively. The characteristics of Cerro la...Bay’s (formerly Linear Resources, Linear Gold, and Brigus Gold) Ixhuatán concession in Chiapas State, southeastern... Australia. 0361-0128/17/4490/799-29 oxidized gold zone overlying Au (Cu-Mo) and sulfide mineralization...volcanic field. Fé Cu-Au skarn deposit, Campamento Au-Ag epithermal deposit, Cerro la Mina Au (Cu-Mo) prospect
Journal (article/letter/editorial)
aggradation or degradation, can profoundly affect deposit evolution, leading to either eventual burial or...metal and metalloid anomalism, consequences for deposit-scale evolution, and preservation potential. Finally...unambiguously. Summary characteristics of epithermal deposit types Epithermal type High-sulfidation (HS) ...features Paleosurface feature Associated epithermal deposit type Proximity to hydrothermal upflow zone Hydrothermal...condensate Opal/chalcedony, alunite, kaolinite, smectite H2S-bearing steam condensate Opal/chalcedony
Journal (article/letter/editorial)
269–280, 2000 Potash-rich Magmatism and Associated Gold-Copper Mineralization in the Yishu Deep Fault Zone...potash-rich volcanic rocks which hosted several gold or gold (copper) deposits are widely distributed around...contamination of subducted continental crustal materials. Gold (copper) deposits in this district are closely related...formations of two gold (copper) deposits, the Qibaoshan breccia pipe-porphyry type Au-Cu deposit and the Guilaizhuang...Guilaizhuang tellurium-gold type epithermal Au deposit, have been proved to be in close relation with potash-rich
Report (issue)
addition to gold and silver. Extremely high concentrations of gold have recently been found in a new type of...of seafloor mineral deposit previously only known as epithermal (magmatic) gold deposits on the continents...21°N in 19791,2 confirmed that the formation of new oceanic crust through seafloor spreading is intimately...have the potential to form a massive sulphide deposit. It has also been documented that circulation of... zinc, lead) and in particular precious metals (gold, silver) in some of these deposits have recently
Report (Issue volume)
+ 4, Mineral Fe # — of Australia and™ Papua New Guinea ... Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows an aerial view...Pleistocene Luise Volcano on the east coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam...Ladolam gold deposit lies within the caldera floor which has been breached to the NE by the sea to form...form Luise Harbour. The steep caldera wall rises to 700 m in the SW. Drill site access roads and exploration
Journal (article/letter/editorial)
Au-Ag-(Mn) deposit Received: 25 June 1997 / Accepted: 10 March 1998 Abstract The Pongkor gold-silver epithermal...epithermal deposit with reserves of at least 98 tonnes of gold and 1026 tonnes of silver, average grades...171.2 g/t Ag is one of the most recent and largest gold and silver discoveries in Indonesia, proven within...adularia samples give an age of 2.05 ‹ 0.05 Ma. The deposit is of the low-sul®dation epithermal type and consists...which is common in lowsul®dation epithermal systems. Gold and silver grades, as well as sul®de mineral abundances
Book
Gold Metallogeny and Exploration Edited by R.P. FOSTER Senior Lecturer in Economic Geology Department...the high and continuing demand for gold has prompted a global gold rush on a scale never before seen,...heady days of Ballarat, California and the Yukon. Gold is being sought on every continent and, with very...genetic modelling for the many different types of gold deposits now recognized. This proliferation of data...proportion of the accumulating information. This new book represents an attempt to address this major
Book
appointments at the Astrobiology Centre, University of New South Wales, Sydney, and the China University of...work in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific, China, Greenland...he has integrated experience in tectonics, ore deposit geology and mineral exploration. It is this wealth.... . . . . . . . . . . . . 4.4 Intrusion-Related Gold, Polymetallic and Uraniferous Vein Systems and Breccia...4.4.1 Scheelite Dome, an Intrusion-Related Au Deposit, Yukon, Canada . . . . . . . . . . . . . . . .
Book
Marine and Coastal Sciences, Rutgers University, New Jersey, USA Chapter 2* Seafloor Massive Sulphide...Report on the Data and Information Requirements of Papua New Guinea’s Seafloor Massive Sulphide Deposits. ...exploration license for seafloor massive sulphides in Papua New Guinea’s exclusive economic zone that is presently...exploration, The workshop also heard a presentation on Papua New Guinea’s recently enacted legislation for seafloor...undertaken that has resulted in discovery of these new and exciting mineral resources. Satya N. Nandan
Book (edition)
...................... 1507 VIII. WEST PAPUA (WEST NEW GUINEA)............................................................ 1516 VIII.1. New Guinea General and West Papua ..................................................... 2127 IX.10. SW Pacific (incl. New Caledonia)....................................................... 2140 IX.11. Papua New Guinea (East New Guinea main island) .......................................................... 2210 IX.12. Papua New Guinea (Bismarck Sea, Solomon Sea, Woodlark Basin)
Report (issue)
instruction and new insights of general interest. This short course, the first in a new format,is designedto...magmaticcenters. This shortcourse was organizedto reviewthe new ideas related to magmatic-hydrothermal proces es...important concepts, and in several cases, present new results. Other papers take a casehistory approach...dedication of John Jambor. John F.H. Thompson Mineral Deposit Research Unit Depanment of Geological Sciences...AMONGPYRRHOTITE,PYRITE,MAGNETITE,AND CHALCOPYRITE IN GOLD-SATURATED CHLORJDESOLUTIONSAT 600 TO 700 °C, 140
Book
Originally published by Springer-Verlag Berlin Heidelberg New York in 1990. The use of registered names, trademarks...current and, almost certain, future emphasis on gold within the exploration community, I have paid particular...the geological settings and generative models of gold deposits of all kinds. There doubtless will be much...also all too easy to posit plate tectonic-ore deposit relationships in ancient geologic terranes. What...which speculation is idle, but within which useful new insights regarding the relationship of certain ores
Report (volume)
— porphyry molybdenum (+W0,) deposits; Part E — gold (+ Ag+ W0,+Cu) deposits associated with porphyry...and 1970s were decades of mineral exploration and mine development unprecedented in the northwestern Cordillera...molybdenum deposits in the late seventies and on gold-bearing porphyries in the 1980s and 1990s. Thirteen...the 30 years since the opening of the Bethlehem mine in late 1962, porphyry mines in British Columbia...deposits have contributed substantial byproduct gold and silver. The paper by Taylor (this volume) presents
 
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