👁 Image
| Pujol-Solà, Núria, Proenza, Joaquín A., Garcia-Casco, Antonio, González-Jiménez, José María, Román-Alpiste, Manuel J., Garrido, Carlos J., Melgarejo, Joan Carles, Gervilla, Fernando, Llovet, Xavier (2020) Fe-Ti-Zr metasomatism in the oceanic mantle due to extreme differentiation of tholeiitic melts (Moa-Baracoa ophiolite, Cuba) Lithos, 358. 105420 doi:10.1016/j.lithos.2020.105420 | Journal (article/letter/editorial) | | differentiation of tholeiitic melts (Moa-Baracoa ophiolite, Cuba)
Núria Pujol-Solà, Joaquín A. Proenza...differentiation of tholeiitic
melts (Moa-Baracoa ophiolite, Cuba), LITHOS(2020), https://doi.org/10.1016/...differentiation of tholeiitic melts (Moa-Baracoa ophiolite, Cuba)
Núria Pujol-Solà1 , Joaquín A. Proenza1...srilankite, and zircon are important
high-field-strength elements (HFSE) bearing phases in the Potosí chromitite...Zone of the Cretaceous Moa-Baracoa suprasubduction zone ophiolite (eastern
Cuba). Such HFSE-bearing phases | 👁 Image
| González-Jiménez, José M.; Proenza, Joaquin A.; Pastor-Oliete, Miriam; Saunders, Edward; Aiglsperger, Thomas; Pujol-Solà, Núria; Melgarejo, Joan Carles; Gervilla, Fernando; Garcia-Casco, Antonio (2020) Precious metals in magmatic Fe-Ni-Cu sulfides from the Potosí chromitite deposit, eastern Cuba. Ore Geology Reviews, 118. doi:10.1016/j.oregeorev.2020.103339 | Journal (article/letter/editorial) | | magmatic Fe-Ni-Cu sulfides from the Potosí chromitite deposit, eastern Cuba
José M. González-Jiménez, Joaquin...magmatic Fe-Ni-Cu sulfides from
the Potosí chromitite deposit, eastern Cuba, Ore Geology Reviews (2020), doi:...magmatic Fe-Ni-Cu sulfides from
the Potosí chromitite deposit, eastern Cuba
4
5
José M. González-Jiméneza...
31
1
32
Abstract
33
The Moa-Baracoa ophiolite in eastern Cuba is one of the few known
34
ophiolites...this study confirm that Fe-
45
Ni-Cu sulfides at Potosí are magmatic in origin, and very likely derived | 👁 Image
| | Book | | Manuel Enrique Pardo Echarte Editor Geology of Cuba Regional Geology Reviews Series Editors Roland... Manuel Enrique Pardo Echarte Editor Geology of Cuba 123 Editor Manuel Enrique Pardo Echarte Exploration...Investigación del Petróleo El Cerro, La Habana, Cuba ISSN 2364-6438 ISSN 2364-6446 (electronic) Regional... Foreword Books about the general theme of Geology of Cuba have been published in the course of the years,...Cuban geology in a volume are known: Geology of Cuba (Furrazola et al. 1964), the first book to describe | 👁 Image
| | Journal (article/letter/editorial) | | Krasta) in Albania, Oregon, USA, Moa-
209
Baracoa ophiolitic massif, Cuba and elsewhere is the occurrence...mantle–crust transition zone in the Moa-
231
Baracoa ophiolitic massif (Cuba) is associated with sulfides...from the Eretria (Greece), Lemesol (Cyprus) and Cuba ophiolites, while it is comparable to
241
that...Highly heterogeneous Os isotopic composition at Cuba, Bulgaria (Rhodope massif), China and
363
everywhere...those from the Pindos, Shetland, Beri and
376
Cuba, they are characterized by high Pd/Ir ratios at | 👁 Image
| González-Jiménez, José M., Camprubí, Antoni, Colás, Vanessa, Griffin, William L., Proenza, Joaquín A., O'Reilly, Suzanne Y., Centeno-García, Elena, García-Casco, Antonio, Belousova, Elena, Talavera, Cristina, Farré-de-Pablo, Júlia, Satsukawa, Takako (2017) The recycling of chromitites in ophiolites from southwestern North America. Lithos, 294. 53-72 doi:10.1016/j.lithos.2017.09.020 | Journal (article/letter/editorial) | | subduction, dated at 311 Ma.
Keywords: Chromitite, zircon, UHP conditions, mantle recycling, Baja California...for the mafic-ultramafic
rocks by U-Pb dating on zircon from plagiogranites that intrude peridotites in...Agustín and San Cristóbal (Fig. 2).
The El Tigre district is located to the north of the Arroyo del Tigre...chromite ore already mined. The El
Tigre mining district groups a set of 18 medium-sized (up to 4 m thick...peridotite, striking NW80SE. The San Agustín district
includes 6 smaller lenses and tabular bodies of | 👁 Image
| | Book (edition) | | greys
strong
pressure
twins
Duftite
Mimetite
Zircon
Hübnerite
Graphite
clear to
milky
Anglesite... Mineral Descriptions
Molybdenite in Graphite; Bogala Mine, Sri Lanka
51
Copper, native
Synonym(s):
Cuivre...of cuprite (bluish grey); North Mine
(North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co.,...(red internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample:
Halbach);...(greenish
grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL
B Same sample | 👁 Image
| Torró, Lisard, Proenza, Joaquín A., Rojas-Agramonte, Yamirka, Garcia-Casco, Antonio, Yang, Jin-Hui, Yang, Yue-Heng (2018) Recycling in the subduction factory: Archaean to Permian zircons in the oceanic Cretaceous Caribbean island-arc (Hispaniola) Gondwana Research, 54. 23-37 doi:10.1016/j.gr.2017.09.010 | Journal (article/letter/editorial) | | oceanic crust into the mantle
at subduction zones. Zircon, because of its exceptional robustness, is probably...suggest that arc magmas picked up
the inherited zircon cargo from their mantle sources. Accounting paleogeographic...Republic
AC
1. Introduction
CE
Keywords: inherited zircon, crustal recycling, subduction zone, Caribbean...influenced by this global-scale recycling process. Zircon, because of its exceptional physical and
chemical...Hauterivian times (e.g., at ca. 135 Ma in central Cuba; Rojas-Agramonte et al., 2011; between 136-
NU | 👁 Image
| | Journal (article/letter/editorial) | | Cu-Au skarn
deposits of the Santa María de la Paz district (Sierra del Fraile, Mexico)
Siegfried Siesgesmund...Cu-Au skarn deposits of the Santa María de la Paz
district (Sierra del Fraile, Mexico), Ore Geology Reviews...Cu-Au
skarn deposits of the Santa María de la Paz district (Sierra del
Fraile, Mexico)
Siegfried Siesgesmund1...Universidad Autónoma de San Luis Potosí, Av. Manuel Nava 5,
78240 San Luis Potosí, Mexico
3
División de Geociencias...San José 2055, Lomas 4° Sección, 78216 San
Luis Potosí, Mexico
4 Department of Earth Sciences, University | 👁 Image
| | Report (issue) | | production at two important mines in Bolivia,
Porco and Potosí, are described. Petersen’s field work indicates...use
today. Native copper from the Cerro de Pasco Mine, a shell used as a palette for mixing cinnabar-based...in Latin America.
The pleasure has certainly been mine.
I would like to express my sincere thanks and appreciation...gravity: 6.8–7.1. Related minerals: wolframite, zircon, garnet, and vesuvianite. Localities in Perú and...Adán, Casma; Mina de Escoruro, Santa Isabel de Potosí, Bolivia.
Anthracite, (C). Black, vitreous, submetallic | 👁 Image
| Kamenov, G., Macfarlane, A. W., Riciputi, L. (2002) Sources of Lead in the San Cristobal, Pulacayo, and Potosi Mining Districts, Bolivia, and a Reevaluation of Regional Ore Lead Isotope Provinces. Economic Geology, 97 (3). 573-592 doi:10.2113/gsecongeo.97.3.573 | Journal (article/letter/editorial) | | Sources of Lead in the San Cristobal, Pulacayo, and Potosí Mining Districts,
Bolivia, and a Reevaluation of...Cristobal, the Pulacayo polymetallic district, and the giant Potosí silver-tin-base metal deposit.
Lead...
Lead isotope ratios of ores from Pulacayo and Potosí are similar to each other and lie within the range...compositions of the Pulacayo and Potosí ores, and the isotopic homogeneity of the Potosí ores also argues against...Cristobal ores are different from those of Pulacayo, Potosí, and other deposits to
the east, but resemble the | 👁 Image
| | Report (issue) | | pseudomorph after borax, 17.6 cm, from the Baker
mine, Kramer borate deposit, Boron, Kern County, California...Seibel and Jim Minette, in the then-underground Baker
mine, a locale which literally vanished into air at some...cm, from the N’Chwaning III mine, Kuruman manganese
field, Cape Province, South Africa. Rocks of Africa...last
year in the N’Chwaning III mine, Kuruman manganese field, Cape Province, South
Africa. Now a few more...Zimbabwe, as well as
plenty more from the Kuruman district.
3
======================================== | 👁 Image
| Williams, Stewart A., Singleton, J. S., Prior, M. G., Mavor, S. P., Cross, G. E., Stockli, D.F. (2021) The early Palaeogene transition from thin-skinned to thick-skinned shortening in the Potosí uplift, Sierra Madre Oriental, northeastern Mexico. International Geology Review, 63 (2). 233-263 doi:10.1080/00206814.2020.1805802 | Journal (article/letter/editorial) | | thin-skinned to thick-skinned shortening in
the Potosí uplift, Sierra Madre Oriental, northeastern Mexico...uplifts such as the Potosí uplift in Nuevo León. Thick-skinned deformation in the Potosí uplift
involved...in the northern uplift. Palaeocene to mid-Eocene zircon (U-Th)/He
cooling dates record the timing of exhumation...separate tectonic event. Zircon (U-Th)/He dates across
the southern Potosí uplift and the Aramberri uplift...~66–53 Ma,
whereas dates in the northern part of the Potosí uplift range from ~49–44 Ma. We attribute the
transition | 👁 Image
| | Journal (article/letter/editorial) | | Siderite
Siete Suyos Mine, Atocha-Quechisla District
Sud Chichas Province, Potosí Department, Bolivia...siderite from Siete Suyos mine,
Atocha-Quechisla district, Sud Chichas Province, Potosí
Department, Bolivia...& MINERALS
Figure 2. Siderite with quartz, from Mine Hill, Roxbury, Litchfield County, Connecticut. The...Very fine
examples of siderite were collected from Mine Hill, Roxbury,
Litchfield County, where large cleavage...associated quartz (fig. 2). From the Palermo No. 1 mine, North
Groton, Grafton County, New Hampshire, come | 👁 Image
| Camprubi, A., Ferrari, L., Cosca, M. A., Cardellach, E., Canals, A. (2003) AGES OF EPITHERMAL DEPOSITS IN MEXICO: REGIONAL SIGNIFICANCE AND LINKS WITH THE EVOLUTION OF TERTIARY VOLCANISM. Economic Geology, 98 (5) 1029-1037 doi:10.2113/gsecongeo.98.5.1029 | Journal (article/letter/editorial) | | Autónoma de México, Carretera Querétaro-San Luis Potosí km 15.5,
Campus UNAM-Juriquilla, Apartado Postal...age for the La Guitarra deposit, Temascaltepec district. From the latter, adularia from a barren stage...activity of the Sierra
Madre Occidental volcanic province (Staude and Barton,
2001). The Sierra Madre Occidental...as the Sierra
Madre del Sur Tertiary magmatic province (Morán-Zenteno
et al., 1999).
The time relation...México, Michoacán, Nayarit, Querétaro, San Luis Potosí, and
Zacatecas. The oldest epithermal deposits | 👁 Image
| | Report (issue) | | North American plate margin in México. It is this province that is the subject of the paper by Ferrari
et...for the first time, a comprehensive view of the province, including its structural
and stratigraphic characteristics...of the magmatic and tectonic evolution of the province as well as a
discussion of the age-old debate...The Mesa Central (Mexican Plateau) is a geologic province whose stratigraphy and structure are very
different...propose the crustal structure of this geologic province, taking into account the tectonics of the oceanic | 👁 Image
| | Journal (article/letter/editorial) | | developed south of the classical flat-slab Laramide province, characterized by uplift of
NU
large crustal...exposed in central-eastern Sonora,
MA
with U-Pb zircon ages between ~91 and 89 Ma (McDowell et al., 2001;...during this time, including the tungsten skarn province of Sonora, which partially
overlaps the porphyry...belt (Mead et al., 1988), and the orogenic gold province of
PT
northwestern Sonora (Izaguirre et al....Madre
ACCEPTED MANUSCRIPT
Occidental volcanic province. Similar sequences have been documented for the | 👁 Image
| | Journal (article/letter/editorial) | | ABSTRACT
We use U-Pb ages for 2655 individual
detrital zircon grains in 30 samples of Upper
Triassic (Carnian–Norian)...the Texas
uplift to the El Alamar paleoriver and Potosí
subsea fan of northeastern Mexico contains
populations...INTRODUCTION
1
Supplemental File 1. Excel file of U-Pb (zircon)
geochronologic analyses by laser-ablation multicollector...2010
Dickinson et al.
Lang Syne data, detrital zircon populations from
the western flank of the Auld...(González-León et al., 2009), and the El Alamar
paleoriver–Potosí subsea fan system of northeastern Mexico (Barboza-Gudiño | 👁 Image
| | Journal (article/letter/editorial) | | Argentina and is the easternmost metallogenic province of the central Andes (Ahlfeld, 1967;
Turneaure...Rice, 1997), which
makes Llallagua the largest tin mine of the western world.
The bulk geochemical tin enrichment...dispersion) is on the order of 2 Mt
Sn. The Cerro Rico de Potosí is the historically most important silver producer...producer of the world and became an important tin
mine in the early twentieth century. The cumulated Ag production...Rico and the deposits of the Quechisla mining
district with Chorolque, Tasna, and Chocaya (Sillitoe et | 👁 Image
| | Report (issue) | | thumbnail-size azurite specimen from
the Christiana mine, Laurium, Attika, Greece, which I acquired at the...Greece generally
and from the ancient Laurium district especially. Some of Christos’s Laurium azurite...from the very
small 2017 find in the Christiana mine which yielded the specimens seen in Munich later...harm either:
Azurite, 4.2 cm, from the Christiana mine, Laurium,
Attika, Greece. Greekrocks specimen and...========
Azurite, 1.8 cm, from the Christiana mine, Laurium,
Attika, Greece. Greekrocks specimen and | 👁 Image
| | Journal (article/letter/editorial) | | Milliken,
Antonio Lanzirotti, and Matthew Newville
Zircon and apatite geochemical constraints on the formation...deposits related to andesitic magmatism (Khan Kandi
district, NW Iran)—Ali Abedini, Mansour Rezaei Azizi, and...brine and redbed-derived fluid:
Schwarzwald mining district, SW-Germany—Benjamin F. Walter,
Jordan L. Jensen...volcanic-intrusive
complex in the Zijinshan ore district, southeast China: Implications
for different stages...country rocks in
the Shangdan uranium mineralization district of North Qinling
orogenic belt, China—Feng Yuan | 👁 Image
| | Journal (article/letter/editorial) | | stratigraphic unit. Petrographic data and U-Pb zircon ages
suggest that the Sierra de los Cuarzos Formation...Distribution of the Late Triassic El Alamar fluvial system, Potosí Fan, and Arteaga Complex is depicted in the figure...referred to as the El Alamar fluvial system and Potosí Fan,
respectively (Silva-Romo et al. 2000; Barboza-Gudiño...volcano-sedimentary assemblages of the Nazas volcanic province (Bartolini and Spell
1997; Barboza-Gudiño et al...interpreted as
representing a dismembered section of the Potosí Fan
deposited on an oceanic substrate marginal | 👁 Image
| | Journal (article/letter/editorial) | | El Dragón Selenium Mineralization,
Quijarro Province, Potosí, Bolivia
Günter Grundmann 1 and Hans-Jürgen...13], district of Hiaco de Charcas, Chayanta Province, and El
Dragón, Antonio Quijarro Province, both...both in the Department of Potosí [14]. Virgen de Surumi is the type
locality of ahlfeldite (Ni,Co)SeO3 ·2H2...occurrence.
2. Regional Geology
The abandoned El Dragón mine (entrance and dump) is located at ~19◦ 490 23.90”...m above sea level, about 5 km east of the Porco
mine, which is currently Bolivia’s most productive zinc | 👁 Image
| | Journal (article/letter/editorial) | | breakup
Triassic–Jurassic
Ayú Complex
Acatlán Complex
Zircon geochronology
Tectonics
a b s t r a c t
We present...plasma mass spectrometry) U–Pb detrital and igneous
zircon data of poly-deformed metamorphic and igneous rocks...pegmatite bodies, which are characterized by inherited zircon populations of ca.
260–290, 320–360, 420–480, 880–990...found in the Chazumba Lithodeme.
U–Pb (detrital zircon) dating of seven metasedimentary samples from the...Z
A
20˚
I F
Guanajuato
I C
Zihuatanejo
“Potosí fan”
arc
E A
pa
Arcelia
Teloloapán
com
p | 👁 Image
| Rice, C. M., Steele, G. B., Barfod, D. N., Boyce, A. J., Pringle, M. S. (2005) DURATION OF MAGMATIC, HYDROTHERMAL, AND SUPERGENE ACTIVITY AT CERRO RICO DE POTOSI, BOLIVIA. Economic Geology, 100 (8) 1647-1656 doi:10.2113/gsecongeo.100.8.1647 | Journal (article/letter/editorial) | | flanks of the
dome contains in the “25 de Mayo” mine working partially oxidized clasts of altered and...section of Cerro Rico, showing vein systems and mine levels sampled in this and previous studies. Line...samples of
alunite were collected from the Pailiviri mine. These are
creamy-white chalky alunite (sample...statistically indistinguishable from both
the U-Th-Pb zircon age of 13.8 ± 0.2 Ma obtained by Zartman and Cunningham...biotite age is consistent with the fission-track zircon ages of Schneider (1985) and Cunningham
et al. | 👁 Image
| Juárez-Arriaga, Edgar, Lawton, Timothy F., Ocampo-Díaz, Yam Zul E., Stockli, Daniel F., Solari, Luigi (2019) Sediment provenance, sediment-dispersal systems, and major arc-magmatic events recorded in the Mexican foreland basin, North-Central and Northeastern Mexico. International Geology Review, 61 (17) 2118-2142 doi:10.1080/00206814.2019.1581848 | Journal (article/letter/editorial) | | Ingeniería, Universidad Autónoma de San Luís de Potosí, San Luis Potosí, México; dDepartment of Geological Sciences...in young zircon grains; and
(2) airborne ash clouds transported Santonian-Campanian zircon grains to...cases, the
volcaniclastic content and detrital-zircon record of adjacent
sedimentary basins can provide...To-Torreón; MoMonterrey; Za-Zacatecas; SLP-San Luis Potosí; Gu-Guanajuato.
correlate closely with emplacement...(Christiansen et al. 1994).
Although the detrital zircon record of the Cordilleran
foreland basin of the |
|
