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Potrillo Basalt

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Journal Article
Journal: GSA Bulletin
Published: 01 June 1973
GSA Bulletin (1973) 84 (6): 2139–2142.
..., and in the cores of ejected bombs in the upper Quaternary Potrillo Basalt (denned here), south-central New Mexico. Nodules and crystals of olivine-spinel-pyroxene, pyroxene, and amphibole are associated with the feldspar crystals in undifferentiated lava. The structural state of the alkali feldspar crystals...
Journal Article
Journal: GSA Bulletin
Published: 01 March 1971
GSA Bulletin (1971) 82 (3): 603–612.
...JERRY M HOFFER Abstract The Santo Tomas-Black Mountain basalts were erupted during the Quaternary from four centers. Six lava flows are present at Black Mountain, three at Santo Tomas, and one each at Little Black Mountain and San Miguel. The basalts are grouped into three major types of phenocryst...
Journal Article
Journal: GSA Bulletin
Published: 01 August 1992
GSA Bulletin (1992) 104 (8): 973–979.
...ELIZABETH Y. ANTHONY; JERRY M. HOFFER; W. KENT WAGGONER; WEIPING CHEN Abstract This study reports major- and trace-element compositions of late Cenozoic (5 Ma and younger) mafic volcanic rocks from southern New Mexico. Stratigraphic sampling is reported for two of the volcanic fields, the Potrillo...
Journal Article
Published: 01 June 1995
Journal of the Geological Society (1995) 152 (3): 551–560.
... Tertiary compressional structures in the Rincon transfer zone, the transfer zones described here do not appear to be influenced by pre-rift zones of weakness. However, the Cutter Sag and West Potrillo transfer zones are preferred sites of basaltic volcanism, and the Cutter Sag.- Rincon, and Cedar Hill...
Journal Article
Journal: GSA Bulletin
Published: 01 October 2000
GSA Bulletin (2000) 112 (10): 1582–1593.
... basalts of the Quaternary Potrillo volcanic field in south-central New Mexico. ( Anthony et al., 1992 ), the Pliocene–Pleistocene Taos Plateau volcanic field in northern New Mexico ( Dungan et al., 1986 ; McMillan and Dungan, 1988 ), and the Organ Mountains cauldron in south-central New Mexico ( Butcher...
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Journal Article
Journal: Economic Geology
Published: 01 June 2009
Economic Geology (2009) 104 (4): 505–520.
... 0.51198 0.51196 0.95 0.09 Bingham carbonate III 0.70911 NA 291.02 NA 0.51215 0.51214 9.39 2.10 Nakaye carbonate 0.72663 0.72657 90.31 19.88 0.51226 0.51226 12.04 2.48 Basalts Aden basalt 0.70365 0.70364 576.55 12.82 0.51287 0.51287 35.87 6.85 Potrillo basalt...
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Journal Article
Published: 01 August 2005
Vadose Zone Journal (2005) 4 (3): 620–636.
... flow through the tuff units is matrix dominated, and flow through the basalt is fracture dominated. Estimated net infiltration rates by Rogers et al. (1996) ( Table 1 ) suggest fluxes of a few millimeters per year or less for two dry canyon locations, Potrillo Canyon and Cañada del Buey...
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Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(04)
... and the United States, ∼40 km west of Ciudad Juárez (Fig. 1) . This volcano is located at the southern end of Potrillo volcanic field, which covers ∼4600 km 2 of Doña Ana County, New Mexico, in the southern part of the Río Grande rift. Alkali olivine-basalt was erupted during the middle and late Quaternary...
Journal Article
Journal: Geology
Published: 01 October 2005
Geology (2005) 33 (10): 809–812.
... of basaltic lavas. The contact between surrounding plains and crater ejecta is generally abrupt and marked by increases in clast abundance and decimeter-scale steps in relief. Basaltic materials of the plains overlie less indurated and more altered rock types at a time-stratigraphic contact between the plains...
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Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2402(01)
... and minor lamprophyric magmas to the surface. The calc-alkaline series, which accounts for 62.5% of the database, ranges from basalts (and lesser trachybasalts) to rhyolites but is dominated by andesites. These rocks are most prevalent in the E-W–trending, subduction-related Mexican Volcanic Belt...
Journal Article
Journal: Geosphere
Published: 01 December 2006
Geosphere (2006) 2 (7): 333–351.
... data and the presence of both carbonatitic and basaltic glass inclusions indicate that the infiltrating melt(s) included both carbonatite and silicate components. Different mantle xenolith populations in volcanic centers of different ages in the Rio Grande rift constrain the likely age of melt...
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Journal Article
Journal: Geosphere
Published: 20 December 2017
Geosphere (2018) 14 (1): 162–186.
... synorogenic continental strata and basaltic andesite flows from ca. 75 to 70 Ma. The Ringbone basin was converted from a subsiding basin in the Little Hatchet Mountains to a volcanic center by ca. 69 Ma, the emplacement age of an assemblage of shallow, subvolcanic intrusions termed the Sylvanite plutonic...
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Image
Figure 3. Geochemical classification diagrams for Cenozoic volcanic rocks o...
Published: 01 October 2000
Figure 3. Geochemical classification diagrams for Cenozoic volcanic rocks out south-central New Mexico. SiO 2 vs. total alkalis diagram ( Le Bas et al., 1986 ; Irvine and Baragar, 1971 ) includes the compositions of the alkali basalts of the Quaternary Potrillo volcanic field in south-central New
Journal Article
Published: 01 February 1982
Bulletin of the Seismological Society of America (1982) 72 (1): 181–196.
.... Geol. Surv. Profess. Paper 787 , 31 - 54 . Hanks T. C. Kanamori H. (1979) . A magnitude moment scale , J. Geophys. Res. 84 , 2348 - 2351 . Hoffer J. (1976) . The Potrillo basalt field, south-central New Mexico , in Cenozoic Volcanism in Southwestern...
Journal Article
Journal: Geosphere
Published: 01 October 2011
Geosphere (2011) 7 (5): 1209–1219.
... by Neogene basalt and basaltic andesite lava flows and up to 300 m of semiconsolidated conglomerates, sandstones, and minor mudstones of the Gila Conglomerate ( Copeland et al., 2010 ). Cretaceous strata lie unconformably on basement to the southwest in the Little Burro Mountains due to the removal...
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Journal Article
Journal: GSA Bulletin
Published: 11 May 2017
GSA Bulletin (2017) 129 (9-10): 1209–1226.
... of better defining the timing of Laramide magmatic events and sedimentation in the American Southwest. The Laramide Rio Grande uplift and complementary Love Ranch and Potrillo Basins in south-central New Mexico were primarily reconstructed from outcrops in late Paleogene and Neogene normal-fault...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 1981
AAPG Bulletin (1981) 65 (4): 722–729.
... the northeast in the East Potrillo Hills; minor thrusts and high-angle reverse faults locally break the folds ( Bowers, 1960 ). In the Juarez Mountains of Mexico there are three major faults that have yielded to the northeast ( Campuzano et al, 1972 ). These faults and associated recumbent folds have intensely...
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Journal Article
Published: 01 January 2013
Rocky Mountain Geology (2013) 48 (2): 169–183.
... of the monocline and young to the northeast. The dip of the monocline varies from ∼12° in the backlimb to as much as ∼30° in the forelimb. Tertiary strata, including the ash-flow tuff in the Wind Mountain sequence, are concordantly folded with the monocline. The basaltic andesite (Tbm in Fig. 4 ) caps...
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Journal Article
Published: 07 March 2017
Bulletin of the Seismological Society of America (2017) 107 (3): 1118–1128.
... of the (rectangular) body varies based on its density. Using different densities for the magma body ( 2800    kg / m 3 for silicic melt and basalt magma, 2650    kg / m 3 for granitic magma, and 2250    kg / m 3 for rhyolite; Fialko et al. , 2001 ; Reiter et al. , 2010...
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Journal Article
Journal: AAPG Bulletin
Published: 01 November 1965
AAPG Bulletin (1965) 49 (11): 2120–2139.
..., as well as basalt breccia, metarhyolite, and granite beneath the Bliss Sandstone, although the Precambrian rocks form some low hills that were overlapped by the El Paso Limestone. Locally in central Grant County, metamorphosed sandstone, siltstone, siliceous dolomite, and argillaceous limestone...
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