 | | Report (issue) | | IV CONTENTS Page FIGURE 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. Photograph and...separated by belts of metasedimentary rocks, by dike rocks, or by fault zones. On the basis of chemical...are represented also by pegmatites and hypabyssal dike rocks. Field relations, structures, and textures...a thick sequence of sediments metamorphosed to diopside and biotite gneiss, schist, and quartzite. Equivalents...from each other 'by rocks of the Belt series, hy dike rocks, or by sheared contact zones. The southernmost |  | | Book | | Ultramafic association of minerals (garnet-ureyite diopside-chromspinelid) in micaous kimberlites of Yakutian...geochemistry of Kimberlites and related rocks from Finland. 634 637 643 O’Reilly, S.Y., Griffin, W.L.,...Xenoliths from the Lahtojoki Kimberlite Pipe, Eastern Finland. Peltonen, P., Huhma, H., Tyni, M., Shimizu, N...Garnet Peridotite Xenoliths from Kimberlites of Finland: Nature of the Lithospheric Mantle at Archaean...single-pyroxene thermobarometer for Iherzolitic Cr-diopside and its application in diamond exploration. Thermobarometry |  | Song, Xiaoxia, Ma, Hongtao, Saalidong, Benjamin M., Li, Kaijie (2021) Petrography, Mineralogy, and Geochemistry of Thermally Altered Coal in the Tashan Coal Mine, Datong Coalfield, China. Minerals, 11 (9) 1024 doi:10.3390/min11091024 | Journal (article/letter/editorial) | | Abstract: A suite of coal samples near a diabase dike were collected to investigate the petrographic,...SEM-EDS. The results demonstrated that the 3.6 m dike has caused an alteration halo of approximately 2...the coal/rock contact zone, indicating that the dike may be the source of the elements; group 3 included...Australia [6–8], Spain [9], India [10–13], Turkey [14–16], and China [17–21]. Igneous intrusions in coal-bearing...conditions.” A suite of coal samples near a diabase dike were systematically collected in this study, and |  | | Report (issue) | | elements in rocks and stream-sediment samples........16 4.—Magnetization and density data for selected rocks...chr, chrysotile; CO.,, carbonate mineral; diop, diopside; epi, epidote; en, enstatite; gr, garnet; hbl...hbl, gr —— 51c bed quartzite qtz, muse —— 16 bed pc gneiss pc, mc(-), bio, qtz (in part melt)...Intrusive body: sample 54(1; Post-«t>ta«orplilc basalt dike: sample 74) Table 2. —Partial chemical analyaea...of igneous FeO/(FeO+MgO) 0.4 25 1.0 1.5 2.0 16 73l 2.5 64b 3.0 20 24 1.0 86 ° /o V 74 |  | Lord, A. Brooke Hamil, McGregor, Heath, Roden, Michael F., Salters, Vincent J.M., Sarafian, Adam, Leahy, Rory (2016) Petrogenesis of coeval sodic and potassic alkaline magmas at Spanish Peaks, Colorado: Magmatism related to the opening of the Rio Grande rift. Geochimica et Cosmochimica Acta, 185. 453-476 doi:10.1016/j.gca.2016.04.019 | Journal (article/letter/editorial) | | Sarafian, Rory Leahy PII: DOI: Reference: S0016-7037(16)30178-8 http://dx.doi.org/10.1016/j.gca.2016.04.019...United States 10 11 12 13 14 August 27, 2015 15 16 17 18 19 Prepared for a Special Issue of Geochimica...and Sr, Nd and Hf isotopic compositions of mafic dike and sill rocks. 101 Most of the samples are lamprophyres...PETROGRAPHY 163 164 Seventeen localities, primarily dike/sill exposures but also including 165 Goemmer...have intruded at about 22 Ma (Miggins, 2002). One dike, located 173 northeast of Walsenburg, CO, is younger |  | | Report (issue) | | ENGLAND (CNE) AND ATLANTIC CANADIAN MAGMATISM 1. Mafic Dike Suites Within Mesozoic Igneous Provinces of New...Jersey . John H. Puffer and James J. Student 261 16. Paleomagnetism of Igneous Rocks in the Culpeper...that fed the initial ENA magma pulse (the Higinum dike) is projected into southeastern New Hampshire by...by Sundeen and Huff (Chapter 5) as the Onway dike. In Chapter 9 Jaroslav Dostai and J. Greenough provide...reports on eight diabase sheets and one associated dike from the central Newark Basin. He concludes that |  | | Journal (article/letter/editorial) | | http://econgeol.geoscienceworld.org/. 0361-0128/16/4455/2111-28 (6) other types of affiliated mineralization...(Treasure Lake Group), volcanic rocks (Faber Group), dike swarms, and subvolcanic intrusions (Fig. 2). The...Ma, which is the age of a syndeformation granitic dike that cuts this group (Fig. 1; Bennett and Rivers...samples Lou assemblage/rhyolites dike 56 Unidivided rhyolite/rhyolite dike-South Lou sector 7 Dianne subassemblage...Aphanitic/Fp-phyric rhyolite/ Andesite Rhyolite dike Andesite/Rhyolite Fp−Bt-phyric rhyolite Within-plate |  | | Report (issue) | | 1 Physical features 1 Climate and vegetation 16 work Acknowledgments Field 1 17 17 ~ GEOLOGIC...Golden Gem group 20 121 district Montezuma 16 1 121 district Area south of Pine Valley El Cajon...Figure 12. Figure 13. Figure 14. Figure 15. Figure 16. Figure 17. Figure 18. population, 1910 to railroad...Photo Photo Photo Photo Photo Photo Photo Photo 16. 15. .._ General view of part of coastal plain...Union Brick Company, Rose Canyon [ 9 ] 14 15 16 16 16 19 20 22 22 24 26 27 28 28 29 30 31 31 33 |  | | Report (volume) | | location of mines and the distribution of veins and dike rocks. Geologic map of the Diamond Mountain mine...Geologic map of the Belle Creole tunnel.-_____ _-___ 16. Geologic map of the Bell of the West tunnel._____...Tertiary time the bedrock was intruded by porphyritic dike rocks. A regional shear stress caused fractures...5 25 15 Trace 2-5-85 51 Trace 12 30 6 1 OS-11 16 49 3 6 22 5 Trace 2-5-41c: Sillimanitic biotite-quartz...percent) of amphibolite and related rocks 2-5-8a 55 25 16 1 3 2-5-Sb 2-5-Sc Trace 25 11 58 9 34 37 11 |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . 15 15 16 16 18 Volcanic rocks . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . 117 16. Underground workings, Co-op mine, Gold Hill ......miles to the northeast corner of sec. 3, T. 17 S., R. 16 W., thence diagonally southeast 23 miles to a point...100°F are common. The yearly precipitation is about 16 inches of rainfall around Silver City and Tyrone...crystals of sphene are characteristic, and a few 16 NEW MEXICO BUREAU OF MINES & MINERAL RESOURCES |  | | Report (issue) | | ___ ........ __ . ____ .. -.-- .. ·.------.Bas~c dike rocks _. ______ . __ . ___ . ___ . _.. _·. _·_....rock~-Continued. Tertiary volcanic rocks-Continued. Basic dike rocks-Continued. Tracbydolerite (Isabella type)..... _..... __ .. _..... __ ._. __ .. _ Gold Pass dike. ___ ... ____ ......... ______ ... __ . __ .......____________________________ . ____ 383 Block 8, school section 16 ____________________ . ____ _________ . ______ ~..._________ . _ 384 ~ ~ Block 10, school section 16·-------------------····-- ----······----------------Chapter |
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