1-15 OF 15 RESULTS FOR

Santa Gertrudis mining district

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: Society of Economic Geologists Guidebook Series
Published: 01 January 1998
DOI: 10.5382/GB.30
EISBN: 9781934969830
... Abstract The Santa Gertrudis mining district is located 80 km southeast of Douglas, Arizona. The open-pit mine first came into production in 1987. The host rocks are Mesozoic sedimentary rocks, correlatable with the Bisbee Group. They consist of conglomerate, sandstone, siltstone, and limestone...
Image
Vein map of the Pachuca <span class="search-highlight">district</span> modified from  Geyne et al. (1963) . Veins...
Published: 01 November 2005
F ig . 2. Vein map of the Pachuca district modified from Geyne et al. (1963) . Veins: C = Colon, D = Dios Te Guie, M = Maravillas, P = Purisima, SG = Santa Gertrudis, SI = Santa Ines, T = Tapona, V = Vizcaina. Highlighted areas, 1 (western Vizcaina-Santa Ana-Maravillas), 2 (Real del Monte
Journal Article
Journal: Economic Geology
Published: 01 November 2005
Economic Geology (2005) 100 (7): 1325–1347.
...F ig . 2. Vein map of the Pachuca district modified from Geyne et al. (1963) . Veins: C = Colon, D = Dios Te Guie, M = Maravillas, P = Purisima, SG = Santa Gertrudis, SI = Santa Ines, T = Tapona, V = Vizcaina. Highlighted areas, 1 (western Vizcaina-Santa Ana-Maravillas), 2 (Real del Monte...
FIGURES | View All (19)
Journal Article
Journal: AAPG Bulletin
Published: 01 September 1948
AAPG Bulletin (1948) 32 (9): 1762–1807.
...Ivan F. Wilson ABSTRACT The geologic history of the west side of the Gulf of California is particularly well recorded near the copper-mining town of Santa Rosalía, Baja California, Mexico. During the Miocene a thick accumulation of volcanic rocks (Comondú volcanics), grading westward...
FIGURES | View All (12)
Journal Article
Journal: SEG Discovery
Published: 01 January 1993
SEG Discovery (1993) (12): 1–24.
... Dodge has been operating successfully at Santa Gertrudis, and the first Obtaining an option on this property has been elusive to all recent suitors. An orebody mined there produced twice the tonnage predicted by drilling. PD's attractive porphyry copper prospect has been secured by AZCO Minerals Inc...
Journal Article
Journal: AAPG Bulletin
Published: 01 May 1925
AAPG Bulletin (1925) 9 (3): 536–589.
... of the Santa Gertrudis Valley. A mile ( 1 1 2 km.) east of Noleda, the north valley scarp bends northward to become the cuesta scarp and takes a northwesterly course concave around the Piedras Pintas dome and convex around the Palangana dome. West of the cuesta scarp, the general level...
FIGURES | View All (10)
Journal Article
Journal: SEG Discovery
Published: 01 January 1992
SEG Discovery (1992) (08): 1–28.
... dlslricl, and Lhc ,wo dislricL sha.re a veins (modified from Lipman et al., 1982). major north-northwest-trending fracture system that hosts ore along its length. Substantial mine workings, dating back to 1887 (Steven and Previous investigations in the district are limited. Steven and Bieniewski, 1977...
Journal Article
Journal: SEG Discovery
Published: 01 July 1998
SEG Discovery (1998) (34): 1–52.
..., this situation is about to Holmer Gold Mines. At Santa Lucia, we toured a heap leach lateritic gold operation in the Rosario as.st:111ill:1ge (also the site of Miramar's change. The high-S epithermal systems in the Camaguay district lateritic Cu-Au deposit, recently orm.:d at the extreme west end of Mantua...
Journal Article
Journal: SEG Discovery
Published: 01 January 1999
SEG Discovery (1999) (36): 1–48.
... operations at the Santa Gertrudis sediment-hosted gold now are structural roots to the tabular deposits. Gold is associated mine have ceased, owing to depressed gold price, but a crew of with pyrite, and host rocks are silicified, decalcified, argillized, and exploration geologists is active in defining...
Journal Article
Journal: SEG Discovery
Published: 01 October 1997
SEG Discovery (1997) (31): 1–52.
... to the GSA meeting in Toronto, Canada, October 26-29, 1998. Deposits, all operating mines, to be visited include, among others: Santa Gertrudis (Campbell Resources), San Francisco (Geomaque), Cerro Colorado (Lara), La Herradura (Pefioles-Newmont) and La Choya (Hecla). Gold mineralization in these deposits...
Journal Article
Journal: SEG Discovery
Published: 01 April 1998
SEG Discovery (1998) (33): 1–56.
... law, adopted in 1986 and promulgated in 1994, in productive districts suggest that much of the potential resource in essence opened certain deposits to joint-venture foreign investment. the area remains to be found. Exploration models must, however, However, gold mining is a "restrictive investment...
Journal Article
Journal: SEG Discovery
Published: 01 April 1999
SEG Discovery (1999) (37): 1–52.
... City, state in Mexico, and the bulk of that production comes from the mines October 24-26, 1997, is now available. The volume, now in described in the volume: Santa Gertrudis, Lluvia de Oro, San Francisco, a two-column, bound format, includes 15 geological papers Cerro Colorado, La Colorada, La...
Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(14)
... in Puebla (Fig. 5) ( Camprubí et al., 2001c ; Morales-Ramírez et al., 2003 ); Santa Gertrudis in Sonora ( Murray, 1997 ; Murray and Atkinson, 1997 ); and Dos Hermanas, Sauz de Caleras, and Cruzalinas in San Luis Potosí ( Mason, 1995 ). At the Sombrerete, Colorada, and Fresnillo districts in Zacatecas...
Series: GSA Field Guides
Published: 04 September 2019
DOI: 10.1130/2019.0055(17)
EISBN: 9780813756554
... normal fault; Santa Elena low-sulfidation epithermal gold mine; and the Upper Jurassic Cucurpe Formation. On Day 5, we will visit several exposures of different crustal levels of the Magdalena-Madera metamorphic core complex, including the spectacular stretched pebble conglomerates in Arroyo Amolares...
FIGURES | View All (88)
Series: GSA Field Guide
Published: 01 January 2012
DOI: 10.1130/2012.0025(01)
EISBN: 9780813756257
... San Luis Potosí to Matehuala and then to Cedral, along the northern side of the Sierra. The village of Real de Catorce, in the internal part of the sierra is reached by a 15 km long road, and the ∼2.7 km long “Tunel de Ogarrio,” constructed in 1800 as the access to the old mining district located...
FIGURES | View All (13)