 | | Book | | Leandro Gomes and Paulina Faria Fernandina Wall of Lisbon: Mineralogical and Chemical Characterization of...those of illite/smectite mixed-layer clay minerals or mixtures of illite and smectite, and the clay-mineral...beginning of the third millennium BC, the Yamnaya group moved southwards into the plain from the North Pontic...SVL23) were of indicative of the local EBA2 pottery group. These pottery sherds EBA pottery (samples SVL01...indicative of the localexcavations EBA2 pottery group. These pottery s has an area approximately 1.5 ha |  | | Journal (article/letter/editorial) | | percentages of various clay minerals, such as kaolinite, smectite, illite, and others, thus their potential in relation...temperature up to 100 ◦ C are smectite clay minerals, among which the most common smectite mineral is montmorillonite...capacity (CEC) than smectite and, in addition, it is also non-expanding clay, whereas smectite is expanding...temperature limitations, are within the depth of 2–3 km, smectite interaction with CO2 has been of special scientific...scientific attention for decades [24–28]. In addition, smectite and other clay minerals have been viewed in regard |  | | Report (issue) | | UINTAH COUNTY Big Indian District (Big Indian Wash-Lisbon Valley Area). Cottonwood Canyon District (N. of...argentite, chalcopyrite, galena, gold, pyrite. 2 R 's group - epidote, fluorite, garnet, idocrase, malachite... Sunrise property - thorium, rare earths. Ward group - epidote, garnet, idocrase, scheelite. INDIAN PEAK...smithsonite, sphalerite. Big Pass (Pass Canyon) group - argentojarosite, aurichalcite, barite, calcite...Burnt Hollow group - epidote, galena, hematite, limonite, magnetite, scheelite. Contact group ~ barite, |  | | Report (issue) | | is used both as a rock name and as the name of a group of minerals. As a rock or commodity name in the...refers to a concentration of minerals of the kaolin group having a composition and purity suitable for commercial...commercial use after beneficiation. The kaolin group of minerals includes the species kaolinite, nacrite...substitution of iron for aluminum in some instances. This group of minerals is somewhat referred to as “kandite”...amount of montmorillonite, a member of the smectite group. It has been reported recently (Hurst, et al |  | | Report (chapter) | | supposedly similar properties included the (probably smectite) clays of Terra Sigillata Strigoniensis or Terra...Europe in 1515. It was a gift for King Manuel I of Lisbon, from the Gujarat Sultan Muzafar II and landed...menagerie. A letter of unknown authorship was sent from Lisbon to Nuremberg at around the same time, enclosing...Fossile. By kind permission of Museu da Farmácia, Lisbon. Downloaded from http://sp.lyellcollection.org/...crystal lattice of clay minerals belonging to the smectite group, such as bentonite and montmorillonite. The |  | | Journal (volume) | | .............................245 EG52 Platinum-group minerals in the new millennium....................dominant, negligible amount of interstratified illite-smectite was detected. Plagioclase, Ca-dominant, was detected...[1]. Chromium-rich spinels MCr2O4 are part of a group of exciting and challenging materials that have...materials. They were studied by J.E. Shelby’s research group in Alfred University, New York, USA, according to...Selective exchange process limit for dioctahedral smectite: case of solution saturated by Cu2+ and Co2+ cation |  | | Journal (issue) | | Linarite crystals, 1 mm. F igure 7. Vanadinite crystal group, 3.5 mm, with descloizite. F igure 8. Rosasite sphere...from Switzerland (?). Figure 5. Calcite crystal group (15 cm) from St. Andreasberg, Harz M ountains, Germany...Parker Cleaveland collection); siderite crys tal group, 5.7 cm, from Cumberland, England (right; Bowdoin...written only in the catalog. No attempt was made to group specimens according to any system other then numerical...UNCONFORMITY^ Benton Shale (162 m) Lower Dakota Group (91.5 m) Cretaceous UNCONFORMITY o ’(/) o cn cl |  | | Book | | based on continuously transitional terms between smectite and illite (calculation of the mixed- layering...teehnieal or scientific improvements. For instance, smectite is not systematically of volcanic origin in marine...Kaolin-Serpentine Group 1.3.3 Pyrophyllite-Talc Group . 1.3.4 Mica Group . . . . 1.3.5 Brittle Mica Group . 1.3.6...Vermiculite Group 1.3.7 Smectite Group. . . 1.3.8 Chlorite Group. . . 1.3.9 Palygorskite-Sepiolite Group . 1...Allochthonous Versus Autochthonous Origin . 265 Smectite Formation. . . . . . . . . 12.2 265 12.2.1 Preliminary |  | | Book | | as either a group of known deposits with significant numbers of common features or a group with sufficient...it enables us to link exploration for a metal or group of metals to their geological setting and to genetic... chromium, vanadium, titanium and the platinum group elements (PGEs) are the major elements produced...summarized in Table 2.2. Chromite belongs to the spinel group of minerals and has the general formula (MgFe 2+)...(May 1981). 2.2.4 The Bushveld Complex platinum group elements. Platinum in the Bushveld Complex is mainly |  | | Book | | and Microtextures of the Palygorskite-Sepiolite Group Minerals 3 Stephen Guggenheim and Mark P.S. Krekeler...Characteristics of the Palygorskite-Sepiolite Mineral Group 1 .2.2 Species and Nomenclature 4 6 1 .2.3 Structure...Structure of the Palygorskite-Sepiolite Mineral Group and Related Minerals 1 .2.4 Substitutions in Palygorskite...Disorder and the Transformation of Palygorskite to Smectite 22 1 .4.2 Open Channel Defects 26 1 .4.3 Stacking...industrial applications of this important clay mineral group. The new volume, Developments in Palygorskite–Sepiolite |  | | Journal (issue) | | W Z E A L A N D . N O R W AY, PA K I S TA N , PORTUGAL, SOUTH AFRICA, SPAIN, SWEDEN, SWITZERLAND, TURKEY...Mineralogia y Petrologia, Av. Rovisco Pais. Lisboa 1. Portugal: DR. J. G. GUINEA. Instituto de Geologia de Madrid...groups, according t o palaeomagnetic data. One group is probably —1250 m.y.. and a second one probably...underlain by postorogenic rocks o f the rapakivi group. R . E . S . 1 2 MINERALOGICAL ABSTRACTS 90M/0009...age o f - 1 8 0 0 m.y. f o r the U m k o n d o group, new Rb/Sr data for 47 rocks gave an errorchron |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately...internally contradictory. 5A. Groups The term group refers to an aggregate or multiple (usually three...identical or closely similar structure and chemistry. A group may be named when there are several end members |  | | Book (edition) | | virtue of their chemistry where a discussion of the group properties is relevant. In addition to these cases...categories are used to group related terms that appear at the foot of each entry. The ‘Group’ category (bold...an inorganic base). ACETATE GREEN Flavonoids group; Quercitron Harley (1982) 115 ACCROIDES Red-Orange-Yellow...(Buxbaum, 1998). Carbon-based blacks group: Flame carbons sub-group; Thermal black Buxbaum (1998) 159–160;...compound Actinolite is a green fibrous amphibole group (q.v.) mineral of composition Ca2(Mg,Fe2)5Si8O22(OH)2 |  | | Book | | virtue of their chemistry where a discussion of the group properties is relevant. In addition to these cases...categories are used to group related terms that appear at the foot of each entry. The ‘Group’ category (bold...an inorganic base). ACETATE GREEN Flavonoids group; Quercitron Harley (1982) 115 ACCROIDES Red-Orange-Yellow...(Buxbaum, 1998). Carbon-based blacks group: Flame carbons sub-group; Thermal black Buxbaum (1998) 159–160;...compound Actinolite is a green fibrous amphibole group (q.v.) mineral of composition Ca2(Mg,Fe2)5Si8O22(OH)2 |  | | Report (volume) | | THERMODYNAMIC PROPERTIES OF CHLORITE AND SERPENTINE GROUP MINERALS J.V. CHERNOSKY, JR., R.G. BERMAN & L.T...Boisen, Jr. and G. V. Gibbs. 406 pp. A matrix and group theoretic treatment of the point groups, Bravais...Giese, Jr. AND STABILITIES INTRODUCTION KAOLIN-GROUP MINERALS 30 32 34 38 43 48 48 50 py? Crystallography...Kaolinite Pyrophyllite Gibbsite; Smectite, mixed-layer illite/smectite, and illite Serpentine Chlorite...THERMODYNAMIC PROPERTIES OF CHLORITE AND SERPENTINE GROUP MINERALS INTRODUCTION EVALUATION OF PHASE EQUILIBRIUM |  | | Book (volume) | | Hampshire Marshall Jordan, Skowhegan, Maine Don Joyner, Lisbon Falls, Maine Charles Key, Portland, Maine viii...arranged alphabetically. Some minerals are listed by group (e.g. biotite, plagioclase) while some minerals...and most specimens can only be ascribed to the group of openings. The inability to pinpoint some occurrences...v.) acmite - see aegirine ACTINOLITE (Amphibole Group) Berwick - Berwick Formation; Bethel; Blue Hill...4 cm), and massive quartz. adularia (Feldspar Group) - see also microcline and orthoclase Brunswick |  | | Book | | paleo-glacial valleys and eskers (Chap. 9) of the Dwyka Group (grey) that, near its base record pronounced peaks...along the flanks of the Cape-Karoo (the Uitenhage Group; oranges), and offshore along the ‘passive’ continental...79–569 m thick black shales of the lowermost Ecca Group that were deposited during rapid deglaciation, marking...transition to fluvial sections of the Beaufort Group that cannot at this stage be delineated with confidence...Cape Fold Belt and the Karoo Basin. The higher group velocity anomalies (3–5 km in thickness) most likely |  | | Book (volume) | | Neoproterozoic metasediments known as the Itremo group which was thrust eastwards over high-grade gneisses...the older age group characterizes syntectonic magmatism whereas the younger age group reflects post-tectonic...clastic molasse sequences, the Mulden group in the north and the Nama group in the south. The latter contains...carbonate-rich foreland basin, in which the West Congolian group was deposited between ca. 900 and 570 Ma, including...including granulites (Kasila group), lower-grade supracrustal sequences (Marampa group) and volcano-sedimentary |  | | Book | | the individuals who made crystallographic space-group, and references to the the discoveries, and scientists...classifications were less than successful, and as a distinct group of minerals and proposed the basic often confusing...to name the new mineral in honor of a person or group, to identify the locality where the mineral was...descriptions are also in bold face. Some commonly used group names and series names are given in plain face....orthoclase, but amethystine for amethyst. Neither group. If ambiguities or options exist for the charac- |  | | Book | | are defined by chemical composition, structural group, and crystal system, with one or two references...Si04) and fayalite (Fe 2 Si0 4 ) (see Olivine Group), group names, such as mica for all the minerals with...pyrite) and also to a group of minerals having the same structure pyrite group). kind of mineralogic...sense that does not refer to a mineral species or group proper, no special designating valid mineral species...2 4 ), a mineral species assigned to the spinel group because of its spinel structure; quartz syenite |  | | Book | | APOPHYLLITE Nomenclature revisions in the apophyllitc group: hydroxyapophyllite, apophyllite, fluorapophyllite...Uvite, a new (old) common member of the tounnalinc group and its implications for collections 8: I00-108... California (by T. Szenics) 21:127-132 AXINITE GROUP Magnesioaxinite from Luning, Nevada, and some nomenclature...nomenclature designations for the axinite group (by P. J. Dunn, P. B. Leavens & C. Barnes) 11:13-15 AZURITE...some nomenclature designations for the axinite group 11: 1315 BARNES, REGINALD The mines and minerals |  | | Journal (volume) | | Earth, Editorial and Design by T he Brown Reference Group pie ISBN O 7489 7935 2 NO i 07 04 18 Printed in...are often replaced by pyrite. FACT FILE PYRITE Group: Sulphides Crystal system: Cubic Habit: Cubes,...quartz rather brittle. FACT FILE ROSE QUARTZ Group: Oxides Crystal system: Trigonal Chemical formula:...CHARACTERISTICS Rose quartz is a member of the oxide group of minerals. It is an oxide of silicon, and it gets...beam of red light. Rubies belong to the corundum group of minerals, which also includes sapphires. They |  | Kogel, Jessica Elzea, Trivedi, Nikhil C., Barker, James M., Krukowski, Stanley T. - Eds. (2006) Industrial Minerals and Rocks (7th ed.) Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO. | Book (edition) | | can depend on for many years, an international group of volunteer authors, coauthors, and associate editors—all...least one peer re view. Finally, an outstanding group of professional copy editors, proofreaders, graphi...Research and Development Ltd. Israel Chemicals Group Haifa Bay, Israel Tadataka Hida Shokozan Mining...Pruett Roger D. Sharpe IMERYS, Pigments for Paper Group Sandersville, Georgia U.S. Gypsum Company Chicago...Research and Development Ltd. Israel Chemicals Group Haifa Bay, Israel John R. Snoddy, IV Robert Virta |  | | Journal (issue) | | 35487-0338, USA Joun GuNN Limestone Research Group Department of Geographical and Environmental Science...by carbonates, dolomite, members of the zeolith group and quartz. The results reflect that other common...as stable as the calculated members of the smectite group. Although larger amounts of feldspars were...heavy metal-bear- are members of the hydrotalcite group, oxides and car- bonates. Many of these minerals...2.91E-03 1.80E-05 6.53E-02 of the hydrotalcite group, which were identified more fre- quently with increasing |  | | Book | | evaporite karst hazards as well as a summary of Group at Monash University in Melbourne and to the former...362 Sequence stratigraphy in the Silurian Salina Group of the Michigan Basin.368 Summary. 372 Chapter...microbialites Stromatolites are one part of a much wider group of layered (Figure 4.3; Riding 2002). Deposits...to massive laminar stromatolites. It is in this group of structures that the phase “may or may not be...greater abundance reflects a more carbonate Mudstone Group of southern Britain (Milroy and Wright, 2000). |
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