Results 81 to 90 of about 332,979 (215)

NEW DATA ON ORE MINERALOGY OF THE AK-SUG PORPHYRY Au-Mo-Cu DEPOSIT (NORTHEASTERN TUVA) [PDF]

Минералогия
New data on ore mineralogy of the Ak-Sug porphyry Au-Mo-Cu deposit (Northeastern Tuva) are presented as a result of study of ore composition using optical and scanning electron microscopy.
M.V. Shadchin, G.I. Shvedov, V.A. Makarov, B.M. Lobastov, S.A. Silyanov, S.S. Serdyuk   +5 more
doaj   +1 more source

Re-Os molybdenite and LA-ICPMS-MC U-Pb zircon geochronology for the Milpillas porphyry copper deposit: insights for the timing of mineralization in the Cananea District, Sonora, Mexico

Revista Mexicana de Ciencias Geológicas, 2018
New geochronological data presented here improves the understanding of the temporal evolution of the Cananea Mining District, and particularly of the Milpillas porphyry copper deposit (northeastern Sonora, Mexico).
Víctor A. Valencia, Benito Noguez-Alcántara, Fernando Barra, Joaquín Ruiz, George Gehrels, Francisco Quintanar, Martín Valencia-Moreno   +6 more
doaj  

DISTRIBUTION OF HALOGENS AND SULFUR IN APATITES FROM PORPHYRY COPPER DEPOSITS OF THE SOUTH URALS: NEW DATA [PDF]

Минералогия, 2016
New data on distribution of halogens and sulfur in apatites from diorite intrusives of the Voznesenskoe and Elenovskoe porphyry copper deposits, as well as Kutuevskoe ore occurrence, are presented.
V.V. Kholodnov, I.B. Seravkin, A.M. Kosarev, E.V. Konovalova, E.S. Shagalov   +4 more
doaj  

Geology, alteration and geochronology of the Cerro Vetas Porphyry Deposit, Middle Cauca Belt, Colombia [PDF]

The Cerro Vetas porphyry deposit is part of the Titiribi District of the Middle Cauca porphyry-epithermal belt of western Colombia. The Cerro Vetas porphyry stock hosting the deposit consists of an early syn-mineral quartz-diorite intruded by a later ...
Ross, Colin
core  

Deep Exploration Porphyry Molybdenum Deposit in Dasuji, Inner Mongolia: Insight from Aeromagnetism and Controlled-Source Audio-Magnetotellurics

Porphyry molybdenum deposits hold significant potential for deep exploration. However, in the Dasuji molybdenum deposit, quartz porphyry, granite porphyry, and syenogranite are sporadically exposed beneath low mountains and hilly terrain, limiting the ...
Yingjie Wang, Zhihe Xu, Xingguo Niu, Ningning Yang, Haoyuan He, Zhongjie Yang, Weijing Fan, Bin Shi, Guanwen Gu   +8 more
core   +1 more source

A 2D seismic reflection dataset of the Caosiyao giant porphyry Mo deposit in the shallow coverage area in Jining, Inner Mongolia, China

Geoscience Data Journal
Prospecting for and exploiting buried mineral deposits is currently challenging. Given their high precision and resolution, reflection seismic methods might be useful in such applications involving deep mineral deposits.
Kunqi Lin, Zhenjie Zhang, Jie Yang, Guoxiong Chen, Guopeng Wu, Yongzhi Wang, Qiuming Cheng   +6 more
doaj   +1 more source

Devonian porphyry Cu deposits in NW China: the Xiaotuergen example

, 2017
The Nuoerte Basin in northern Altay contains numerous mineral discoveries, including the Xiaotuergen porphyry Cu, Kumasu VMS Pb–Zn, and Hongshanzui orogenic Au deposits.
Jihua Qin (3377126), Chaoquan Wen (3377123), Xinxia Geng (3132012), Fuquan Yang (502748)   +3 more
core   +1 more source

Mineralogical and geochemical characteristics of the Skouries porphyry-Cu-Au-Pd-Pt deposit (Greece): Evidence for the precious metal

, 2005
SEM/EDS studies on drill core samples from the deeper parts of the Skouries deposit showed frequent association of magnetite and Cu-minerals (bornite and chalcopyrite) with inclusions of thorite, U-bearing thorite, hydroxyl-apatite and rare earth element
Economou-Eliopoulos, Maria, Eliopoulos, Demetrios G.   +1 more
core   +1 more source

New thermochronologic constraints on the evolution of the Zaldívar porphyry copper deposit, Northern Chile

, 2009
Life spans and thermal evolution of hydrothermal systems are of fundamental metallogenic importance. We were able to establish the chronology and cooling history of the Zaldívar porphyry copper deposit (Northern Chile) by applying a combination of ...
Wijbrans, J.R., Andriessen, P.A.M., drs Campos, E.   +2 more
core   +1 more source

Erosion of porphyry copper deposits estimated by quantitative elemental content analysis on the example of Aktogay and Sungun ore fields

Известия высших учебных заведений: Геология и разведка
Background. Porphyry copper deposits are attracting increased attention, which determines the relevance of studying their geochemical patterns to ensure a greater efficiency of geological fore casting. Aim.
T. P. Morozova, V. V. Dyakonov
doaj   +1 more source