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| Alva-Valdivia, Luis, Cyphers, Ann, De La Luz Rivas-Sánchez, Maria, Agarwal, Amar, Zurita-Noguera, Judith, Urrutia-Fucugauchi, Jaime (2017) Mineralogical and magnetic characterization of Olmec ilmenite multi-perforated artifacts and inferences on source provenance. European Journal of Mineralogy, 29 (5) 851-860 doi:10.1127/ejm/2017/0029-2654 | Journal (article/letter/editorial) | | Nacional Autónoma de México,
D. Coyoacán, 04510 D.F., Mexico
*Corresponding author, e-mail: lalva@geofisica.unam...Nacional Autónoma de México,
D. Coyoacán, 04510 D.F., Mexico
Abstract: The Olmec culture arose and flourished...Mesoamerica’s first
civilization, the archaeological site of San Lorenzo, flourished between 1400 and 1000 BC, in the...magnetism; Olmec culture; artifact provenance; Mexico.
1. Introduction
The Olmec civilization arose...from distant regions. The archeological site of San
Lorenzo (first capital) flourished in the humid tropical | 👁 Image
| González-Guzmán, Reneé, Weber, Bodo, Manjarrez-Juárez, Román, Cisneros de León, Alejandro, Hecht, Lutz, Herguera-García, Juan Carlos (2016) Provenance, age constraints and metamorphism of Ediacaran metasedimentary rocks from the El Triunfo Complex (SE Chiapas, México): evidence for Rodinia breakup and Iapetus active margin. International Geology Review, 58 (16) 2065-2091 doi:10.1080/00206814.2016.1207208 | Journal (article/letter/editorial) | | Manjarrez-Juárez, Alejandro
Cisneros de León, Lutz Hecht & Juan Carlos Herguera-García
To cite this article:...Manjarrez-Juárez,
Alejandro Cisneros de León, Lutz Hecht & Juan Carlos Herguera-García (2016) Provenance,...journalCode=tigr20
Download by: [University of California, San Diego]
Date: 15 July 2016, At: 08:39
INTERNATIONAL...Alejandro Cisneros de Leónb,
Lutz Hecht c and Juan Carlos Herguera-García d
Departamento de Geología, Centro...México
Downloaded by [University of California, San Diego] at 08:39 15 July 2016
a
ABSTRACT
ARTICLE | 👁 Image
| | Journal (issue) | | structures including the headframes of the San Joaquin, San Aquilino and San Teodoro shafts, the former mineralogy...reduced to mercury
by roasting), with the monumental Carlos IV door. In addition, the
11
Figure 1. Almadén...level of the underground mine was refurbished to accommodate
visitors, showing mine workings dating from...19th
centuries and highlighting the old 80-meter San Andrés shaft with
its preserved horse-powered winch...Academy. Built in 1777 under the auspices
of King Carlos III of Spain, the mining academy was dedicated | 👁 Image
| | Journal (article/letter/editorial) | | Garnet-Bearing
Ultramafic Rocks from the cuaba Gneiss, Rio San Juan Complex, Dominican Republic . . . . . . . ....Vladislav S. Shatsky
Relict Unusually Low Iron Pyrope-Grossular Garnets in UHPM Calc-silicate Rocks
of the Kokchetav...959
Fernando Ortega-Gutiérrez, Luigi A. Solari, Carlos Ortega-Obregón, Mariano Elías-Herrera,
Uwe Martens...Mauricio Chiquín, John Duncan Keppie, Rafael Torres de León,
and Peter Schaaf
The Maya-Chortís Boundary: A ...Petrogenesis of UHP Eclogite from the Cuaba Gneiss, Rio San Juan Complex,
Dominican Republic . . . . . . . . | 👁 Image
| Ortega-Flores, Berlaine, Martini, Michelangelo, Guerrero-Moreno, Sandra, Colás, Vanessa, Solari, Luigi, Centeno-Garcia, Elena, Silva-Romo, Gilberto, Grajales-Nishimura, Manuel (2019) Provenance analysis of Oligocene sandstone from the Cerro Pelón area, southern Gulf of Mexico. International Geology Review, 61 (8) 915-935 doi:10.1080/00206814.2018.1476922 | Journal (article/letter/editorial) | | sandstone from
the Cerro Pelón area, southern Gulf of Mexico
Berlaine Ortega-Flores, Michelangelo Martini, Sandra...sandstone from the Cerro Pelón area,
southern Gulf of Mexico, International Geology Review, DOI: 10.1080/00206814...sandstone from the Cerro Pelón area,
southern Gulf of Mexico
Berlaine Ortega-Floresa, Michelangelo Martinia...Autónoma de México, Campus Juriquilla,
Querétaro, Mexico; dLaboratorio Nacional de Geoquímica y Mineralogía...México
ABSTRACT
ARTICLE HISTORY
In southeastern Mexico, Jurassic and Cretaceous rocks are buried beneath | 👁 Image
| | Journal (article/letter/editorial) | | the migmatization event of
the Xolapa Complex, Mexico, microchemistry and
equilibrium growth of zircon...Solari & Carlos Ortega-Obregón
To cite this article: Juliana Estrada-Carmona, Luigi A. Solari & Carlos Ortega-Obregón...the migmatization event of the Xolapa Complex, Mexico,
microchemistry and equilibrium growth of zircon...the migmatization event of the Xolapa Complex, Mexico,
microchemistry and equilibrium growth of zircon...garnet
Juliana Estrada-Carmona, Luigi A. Solari and Carlos Ortega-Obregón
Downloaded by [University of Florida] | 👁 Image
| | Journal (issue) | | row, from left:
Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Budd photo.
Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China.
The...Spodumene (variety kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil.
Gus & Jane Eifler...Musonoi
mine, Zaire (#950). Jerry Cone photo.
Adamite, 5-mm view, from the
Mohawk mine, San Bernardino | 👁 Image
| V. Maresch, Walter, Stanek, Klaus Peter, Speich, Laura, Schertl, Hans-Peter, Villagómez, Diego (2022) Garnetite, garnet-quartz (‘coticule’) and calc-silicate layers in high-pressure metapelitic rocks, Venezuela: metamorphosed exhalites in a Cretaceous back-arc basin. International Geology Review, 64 (7) 885-910 doi:10.1080/00206814.2021.1891978 | Journal (article/letter/editorial) | | (Alm57-63), followed by
spessartine (Sps18-24), grossular (Grs2-16), pyrope (Prp6-11) and andradite (Adr0-6)...calcsilicate layers can range from almost pure grossular to Grs45-49Alm32-34Sps13-15, and in the enclos...Margarita island
serpentinite mélanges of the Rio San Juan Complex in
the northern Dominican Republic (Draper...(2009). Ch = Chortis, Hisp = Hispaniola, RSJC = Rio San Juan Complex. All maps scaled and keyed to
abbreviations...metasediments is
Figure 8. Ternary diagram of grossular-(almandine + pyrope)-spessartine proportions of | 👁 Image
| | Journal (article/letter/editorial) | | México, Ciudad Universitaria, 04510 México
D.F., Mexico
2
Departamento de Geología, Centro de Investigación...Carretera Ensenada-Tijuana 3918, 22860 Ensenada B.C., Mexico
3
Centro de Geociencias, Universidad Nacional...de México, Campus Juriquilla, 76001
Querétaro, Mexico
Short title: High-pressure evolution of the Chuacús...and 480-520 °C (Endo, Wallis, Tsuboi, Torres de León, & Solari, 2012; Harlow et al.,
2004; Tsujimori...inner domain displaying a bell-shaped profile of grossular (grs = 0.19-0.28) and spessartine (sps =
0.02-0 | 👁 Image
| | Journal (article/letter/editorial) | | Geothermal Field, Mexico
Ignacio S. Torres-Alvarado
a
a
Universidad Nacional Autonoma de Mexico
Published...Systems: The Case of Los Azufres
Geothermal Field, Mexico, International Geology Review, 44:7, 639-652, DOI:...Systems:
The Case of Los Azufres Geothermal Field, Mexico
IGNACIO S. TORRES-ALVARADO1
Centro de Investigación...processes (Browne, 1984).
Geothermal resources in Mexico are principally
concentrated in the Mexican Volcanic...geothermal field (720 MW installed capacity;
Quijano-León and Gutiérrez-Negrín, 2000) is
located in the northwestern | 👁 Image
| | Journal (issue) | | his reach into other countries including China,
Mexico and Colombia. His fledgling dealership grew so...notably in Zambia, Madagascar, Sri Lanka, USA,
Mexico, Namibia, the Ural Mountains, and Australia.
When...Instead, the bar is
set by places like Guerrero, Mexico, the mountain ranges
of the Brandberg and Goboboseb...Crossroads, Georgia in the USA, Vera Cruz-Las
Vigas, Mexico, and Denny Mountain, Washington, USA.
THE RIGHT...crystals of its purple variety, amethyst.
The municipality of Amatitlán is centrally located within the | 👁 Image
| Culí, Laura, Solé, Jesús, Campeny, Marc, Oalmann, Jeffry A. G. (2021) High-Temperature Metamorphic Garnets from Grenvillian Granulites of Southwestern Oaxacan Complex (Southern Mexico): Petrology, Geochemistry, Geothermobarometry, and Tectonic Implications. Minerals, 11 (8) 805 doi:10.3390/min11080805 | Journal (article/letter/editorial) | | Granulites of Southwestern Oaxacan Complex (Southern
Mexico): Petrology, Geochemistry, Geothermobarometry,...Granulites
of Southwestern Oaxacan Complex
(Southern Mexico): Petrology,
Geochemistry, Geothermobarometry,...México, Cd. Universitaria,
Ciudad de México 04510, Mexico
Laboratorio Nacional de Geoquímica y Mineralogía...Mineralogía, Cd. Universitaria, Ciudad de México 04510, Mexico
Departament de Mineralogia, Museu de Ciències Naturals...unam.mx (J.S.)
Abstract: The basement of eastern Mexico comprises Grenvillian-age granulite-facies metamorphic | 👁 Image
| | Journal (article/letter/editorial) | | México, D.F., Mexico
Facultad de Ciencias, Universidad Nacional Autónoma de México, D.F., Mexico
a r t i...México, Ciudad Universitaria, 04510 México D.F., Mexico.
E-mail address: roberto_maldonado@ciencias.unam...slightly zoned compositional profiles with decreasing grossular (from
0.50 to 0.44), and increasing almandine...this rock is strongly zoned with a
decrease in grossular (from 0.47 to 0.38) and spessartine (from 0.09...displays a strong chemical zoning with a decrease in
grossular (from 0.52 to 0.36) and spessartine (from 0.06 | 👁 Image
| | Journal (article/letter/editorial) | | sandstones in the Cerro Pelón area in
southern Mexico Sureste basin. As the title of their paper says...Palaeogene stratigraphic record in southeastern Mexico was mostly controlled by the development of the...Group
KEYWORDS
Sediment source; southern
Gulf of Mexico; Sureste
basins
excellent site to study the provenance...Simplified map of metamorphic provinces in southern Mexico and northern Guatemala, modified from Ratschbacher...moderate spessartine, and very low
pyrope and grossular content. Garnets overlap with
and plot close to | 👁 Image
| | Journal (issue) | | Scovil photo.
Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo.
Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left:
Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery
by Wendell Wilson
Epilog: On Mine Safety
UThe Field-CollectorsV
Anthony J. Albini...the words of the original discoverers.
Adelaide Mine, Tasmania, 1971, 2012
Albert Chapman wrote one such | 👁 Image
| | Journal (article/letter/editorial) | | garnet rim is an ca. 5
μm-thick ring rich in grossular (Figure 7). The inclusionpoor rim of garnet with...locus for
these eclogites was offshore Western Mexico, where
Farallon subduction was producing arc rocks...transport along the northern Chortis
(Figure 11) from Mexico to Central America and the
transference of eclogites...thin section
preparation, to Rafael Torres de León and Carlos Ortega
Obregón for assistance in the field...alternative Cenozoic reconstructions for southern
Mexico and the Chortis Block: International Geology
Review | 👁 Image
| Avellaneda-Jiménez, D. S., Cardona, A., Valencia, V., Barbosa, J. S., Jaramillo, J. S., Monsalve, G., Ramírez-Hoyos, L (2020) Erosion and regional exhumation of an Early Cretaceous subduction/accretion complex in the Northern Andes. International Geology Review, 62 (2) 186-209 doi:10.1080/00206814.2019.1596042 | Journal (article/letter/editorial) | | Paleogene continental derived turbidites
(reviews in León et al. 2018). They are intruded by plutonic
rocks...2018), the eastern
flank of the Central Cordillera (San Luis Formation
after Cardona et al. 2019), the Upper...8), pyrope
(14.8< Prp<39.3) and to some extent grossular (5.1<
Grs<16.0). They are poor in spessartine...Jaramillo et al. 2017; Zapata et al. 2018), the San Luis
Formation (Cardona et al. 2019), and the Lower...zircons not recorded in the
studied sample, and in the San Luis Formation the 1800 Ma
peak is not seen (Figure | 👁 Image
| | Journal (article/letter/editorial) | | Jalapa
4
6
ND
UR
AS
Murra
El Jicaro
Ocotal
2
3
San Juan
del Rio Coco
greenschist-facies conditions...end-members calcite + clinopyroxene
+ quartz + grossular + anorthite + wollastonite + vesuvianite + H2O...GPa was constructed for
core compositions of grossular (a = 0.73 ± 0.15), diopside
(a = 0.59 ± 0.05)...the contact aureole of a
small satellite body near San Juan del Río Coco (Fig. 1b).
In the marginal part...calc-silicate rocks. Older veins
consist of vesuvianite, grossular-rich garnet, quartz and
minor wollastonite. Younger | 👁 Image
| | Journal (article/letter/editorial) | | olivine
inclusions in diamond from the Udachnaya mine in Siberia, and
estimated the metamorphic pressure...suites: the Older Ryoke,
the Younger Ryoke, and the San-yo granitic rocks, in order of
intrusion (Fig. 1)...GPa/K.
Table 2.
Mineral
Garnet
Almandine
Pyrope
Grossular
Sperssartine
Quartz
Comparison of thermal expansion...parameters of
garnet end-members, almandine, pyrope, grossular, and spes-
440
KOUKETSU ET AL.: EVALUATION...of four garnet end-members (almandine, pyrope, grossular,
and spessartine) at T0 = 500 and 600 °C.
sartine | 👁 Image
| Flores, Kennet E., Martens, Uwe C., Harlow, George E., Brueckner, Hannes K., Pearson, Norman J. (2013) Jadeitite formed during subduction: In situ zircon geochronology constraints from two different tectonic events within the Guatemala Suture Zone. Earth and Planetary Science Letters, 371. 67-81 doi:10.1016/j.epsl.2013.04.015 | Journal (article/letter/editorial) | | (Russia) and the
serpentinite mélanges of the Río San Juan complex (Dominican Republic). The data argue...primary reaction
boundary (e.g., Nant Maw 109 mine, Jade Mine Tract, Myanmar;
Harlow et al., 2007), (b) in...Letters 371–372 (2013) 67–81
Magante Ridge, Río San Juan Complex, Dominican Republic,
Schertl et al....Polochic (Polochic–
Chixoy; PFS), (b) the Motagua (San Agustín/Cabañas, Jubuco, Cuyamel;
MFS), and (c) the...Chortís block and the active margin of southern
Mexico along the Pacific Ocean margin. Whereas, the younger | 👁 Image
| Wen, Jiabao, Shi, Guanghai, Xing, Biqian, Long, Taafee, Zhang, Jinhong (2023) Unique Interstitial Textures within Coarse-Grained Jadeitite from Kazakhstan and Their Significance in Locality Identification. Minerals, 13 (4) 513 doi:10.3390/min13040513 | Journal (article/letter/editorial) | | samples from Kazakhstan, handed over by a local mine owner to 1 coauthor, JHZ, were observed and found...samples from Kazakhstan, handed over by a local mine owner to 1 coauthor, JHZ, were observed and found...jadeite crystals are interstitially filled by grossular, natrolite, matsubaraite, and barian feldspars...multi-millimeter in size Osayama, Japan [22] grossular: appearing as interstitial phase or inclusions...P-T-t path patterns of metamorphic blocks in the Rio San Juan melange (Dominican Republic). J. Asian Earth | 👁 Image
| Catchpole, Honza, Kouzmanov, Kalin, Bendezú, Aldo, Ovtcharova, Maria, Spikings, Richard, Stein, Holly, Fontboté, Lluís (2015) Timing of porphyry (Cu-Mo) and base metal (Zn-Pb-Ag-Cu) mineralisation in a magmatic-hydrothermal system—Morococha district, Peru. Mineralium Deposita, 50 (8) 895-922 doi:10.1007/s00126-014-0564-x | Journal (article/letter/editorial) | | mor
8 718 000 N
mor
Gertrudis
porphyry
Duvaz
San Francisco
Cu-Mo porphyry
Q.al
mor
K
Q.al
Ju
...mor
fault
TOLDOJIRCA
Manuelita
mor
c-bx
SAN TADEO
San T
adeo
fault
Pu
Mt
Toromocho open pit
...c-bx
Ju
Ga
Galera volcanic rocks
Sulfurosa
San Florencio
mor
8 714 000 N
Alluvial deposits
Ga...intrusions” (Boggio 1980), and now comprise
the Ticlio, San Francisco, Gertrudis, and Yantac intrusions,
and...occur in the Toromocho composite stock (CuMo), the San Francisco porphyry intrusion (Cu-Mo), the
Codiciada | 👁 Image
| | Report (issue) | | New Mexico Bureau of Mines & Mineral Resources
A DIVISION OF
NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY...Nancy Gilson
New Mexico Bureau of Mines and Mineral Resources, Socorro, New Mexico 87801
SOCORRO, 1996...1996
11
NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY
Daniel H. Lopez, President
NEW MEXICO BUREAU OF MINES...REGENTS
Ex Officio
Gary Johnson, Governor of New Mexico
Alan Morgan, Superintendent of Public Instruction...Authority of State of New Mexico, NMSA 1953 Sec. 63-14 Printed by University of New Mexico Printing Services | 👁 Image
| | Journal (article/letter/editorial) | | mass of hedenbergite (Hd82-87), accompanied by grossular
(Grs53-73) and scheelite rich in Mo (Sch I). Early...out the initial exploration. During the Los
Santos mine feasibility study, over 10,000 m of trenches and...Ferroactinolite
Ferrosalite
Fluorite
Forsterite
Galena
Grossular
Hedenbergite
Hematite
Ilmenite
Ab
Aln
Alm
Anl...rocks. The D facies has only been
identified at mine scale and outcrops as small, irregular
meter-sized...identified in the
underground workings of the Los Santos mine (Fig. 4A).
This pegmatitic zone contains arborescent | 👁 Image
| | Journal (issue) | | Aquamarine with
Spodumene Inclusions from
the Oceanview Mine,
California, USA | Demantoid/
Andradite Slices from...Edinburgh
Mary L. Johnson
Mary Johnson Consulting,
San Diego, California, USA
Stefanos Karampelas
Bahrain...‘Home Gemmology’, ‘Jewellery
Industry Voices’ and ‘Mine to Design’.
• Gem-A (London) has produced a series...Oceanview
Mine, California, USA
Since 2000, mining operations at the Oceanview mine
in Pala, San Diego County...blue aquamarine and white albite from
the Oceanview mine, California, USA, was examined for this
study. Photo |
|
