Nevada · Lander County
Producer

Pipeline & South Pipeline Mines

Lander County, Nevada, United States
GoldSilverMercury
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
SecondarySilver, Mercury
Commodity typeM
Deposit
Deposit typeSediment-hosted Au
Model173: Sediment-hosted Au
Deposit sizeL
Orebody formirregular
Ore controlLithology and structure both control ore formation.
Materials
Ore mineralsQuartz, Pyrite
GangueGold
Geology
Host rockCarbonate,Siltstone,Alluvium · Roberts Mountains Formation
Structurerange-front fault, Roberts Mountains thrust fault
AlterationThe main alteration evident is argillization and silicification of the host Silurian Roberts Mountains Formation. The host rock is also decalcified and oxidized to varying degrees.
Economic & production
Development statusProducer
First production1996
Discovery year1991
Identification
Deposit ID10310340
MRDS IDMP90059
Alternate namesCortez Joint Venture Mines, Pipeline Complex, South Pipeline Extension deposit (Crossroads), Crescent Pit
RegionNA
Data scoreA
Coordinates40.247, -116.712
References
Geological Society of Nevada 1997 Spring Field Trip: Geology and Ore Deposits of Northeastern Nevada, Special Publication No. 25Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.Geology and Ore Deposits of the American Cordillera, Field Trip Guidebook Compendium of the April 1995 Geological Society of NevadaSymposium; 501 p.The Nevada Mineral Industry, 1992, Nevada Bureau of Mines and Geology, Special Publication, MI SeriesRoyal Gold 1994 SEC Form 10KFoo and others, 1996Mining Record, Sept. 8, 1993, Howell Publishing Co., Denver, CoRoyal Gold Inc. press release, 12/22/97.Adella Harding, Elko Daily Free Press Mining Quarterly, Fall 2002.THE RTZ COPR. PLC, 1994 ANNUAL REPORT.PLACER DOME, 1994, 95, "NEWS ABOUT PLACER DOME".THE MINING RECORD, V106, #14, APRIL 5, 1995, P1.1995/96, NEVADA MINES DIRECTORY, P16.THE NORTHERN MINER, JUNE 3, 1996, P B7.THE MINING RECORD, VOL 107, #39, SEPT. 25, 1996, P3.SKILLINGS MINING REVIEW, OCT 5 1996, P9.CORAL GOLD CORPORATION, NEWS RELEASE, OCT, 1996.RANDOL MINING DIRECTORY,1996/97, U.S. MINES & MINING COMPANIES, PP. 266, 273.PAY DIRT, #693, MARCH 1997, P12.THE MINING JOURNAL, VOL., 328, #8420, MARCH 14, 1997, P210.THE MINING RECORD, VOL., 108, #13, MARCH 26, 1997, P1.NAM, NORTH AMERICAN MINING, VOL 1, #3, APRIL, 1997, P24.ENGINEERING AND MINING JOURNAL, 2-97, P. 46-50.THE RTZ CORP., PLC CRA LIMITED, 1995 ANNUAL REPORT ON FORM 20-F, PP. 16, 17, 29.PLACER DOME, 1995 FORM 10-K REPORT, PP. 19, 20.RANDOL MINING DIRECTORY, 1994/95, U.S. MINES AND MINING COMPANIES, P 352.SOUTHWESTERN PAYDIRT, # 688, OCT., 1996, P4.THE MINING RECORD, VOL., 107, #49, 12/04/96, P8.THE MINING RECORD, VOL., 108, #9, FEB. 26, 1997, PP. 8, 9.MINING MAGAZINE, VOL., 175, #3, SEPT., 1996, PP. 6, 8, 11, 12, 15.THE MINING RECORD, 12/4/96, P8.PLACER DOME, NEWS RELEASE, 9/24/96.SKILLINGS MINING REVIEW, V86, #27, JULY 5, 1997, P12.PLACER DOME, 1994 ANNUAL REPORT, P16..AMERICAN MINES HANDBOOK 1996, P195, "CORTEZ MINE", #4-5.RTZ-CRA, FACT BOOK, 1997, P21.RTZ-CRA, 1996 ANNUAL REPORT ON FORM 20-F, PP. 17, 29.THE NORTHERN MINER, 6-2-97, P.B1, B6.