 | Casillas, Ramón, Nagy, Géza, Demény, Attila, Ahijado, Agustina, Fernández, Carlos (2008) Cuspidine–niocalite–baghdadite solid solutions in the metacarbonatites of the Basal Complex of Fuerteventura (Canary Islands) Lithos, 105 (1) 25-41 doi:10.1016/j.lithos.2008.02.003 | Journal (article/letter/editorial) | | has been often mentioned in skarns (diopside–vesuvianite–garnet skarns from Chesney Vale, Australia: Henry...A common feature of carbonatite dykes is the occurrence of parallel bands with different mineralogy (Fúster...the metacarbonatites and the position of the occurrence of Ca-Nb-Zr disilicates occurrences. R. Casillas...Garnet–allanite–phlogopite–calcite–apatite–pyrochlore–quartz (–vesuvianite) (garnet–epidote zone). These paragenesis form...aggregates. It is commonly transformed into vesuvianite and phlogopite. Garnet forms monomineral masses |  | Pascal, M.-L., Fonteilles, M., Verkaeren, J., Piret, R., Marincea, S. (2001) THE MELILITE-BEARING HIGH-TEMPERATURE SKARNS OF THE APUSENI MOUNTAINS, CARPATHIANS, ROMANIA. The Canadian Mineralogist, 39 (5) 1405-1434 doi:10.2113/gscanmin.39.5.1405 | Journal (article/letter/editorial) | | (Paleocene) and Neojurassic calcitic marbles. Typical wollastonite – grossular – diopside endoskarns are separated...exoskarns (tilleyite and spurrite or wollastonite at CH, wollastonite only at UCV), at most places, by a...crystals reaching 15 cm across. Titanian garnet and wollastonite are the principal minerals associated with melilite...melilite (and also monticellite, perovskite, vesuvianite, cuspidine, spurrite, tilleyite, calcite, hydroxylellestadite...formed endoskarns, and spurrite or wollastonite (CH) or wollastonite (UCV) exoskarns at the expense of |  | Alaminia, Zohreh, Mehrabi, Behzad, Razavi, Seyed Mohammad Hossein, Tecce, Francesca (2020) Mineral chemistry, petrogenesis and evolution of the Ghorveh-Seranjic skarn, Northern Sanandaj Sirjan Zone, Iran. Mineralogy and Petrology, 114 (1) 15-38 doi:10.1007/s00710-019-00688-6 | Journal (article/letter/editorial) | | clinopyroxene+garnet±vesuvianite±quartz±calcite±scheelite± pyrrhotite; stage II, garnet+ clinopyroxene +vesuvianite+sc...te+calcite±pyrrhotite; stage III, amphibole+vesuvianite+epidote+chlorite±quartz ±calcite±pyrrhotite±pyrite±chalcopyrite...clinopyroxene, and its abundance slightly increases with vesuvianite growth. In general, mineral chemistry of the...and Mg. Two types of garnet, clinopyroxene and vesuvianite are identified in the prograde stage within the...strong Al-F complexes, causing an increase in vesuvianite instead of clinopyroxene during the late prograde |  | | Book | | (metamorphosed limestone and rock dolomite). Occurrence Finest and largest crystals from Ontario; well-formed...rock, often with magnetite in huge masses. Occurrence Fine crystals from deposits of emery in Massachusetts;...greenish-black, dark green, dark yellow. Environment Occurrence Develops in igneous plutonic and volcanic rock...mined commercially in pegmatite bodies. rocks; Occurrence Common, but good crystals up to 12" across restricted...associated with scheelite, epidote, grossular, Occurrence and chalcopyrite. Widespread and common; excellent |  | | Report (volume) | | Cassiterite lode; B, Surface exposure showing occurrence of fluorite silicate rock adjoining veinlets...time permitted, to determine the laws of their occurrence and origin. It was thought best to emphasize...paper is regarded as a final statement on the occurrence and genesis of the tin deposits. Difficulty of...345, 1908, pp. 251-267. 6 Brooks, A. H., A new occurrence of cassiterite in Alaska: Science, new ser.,...13, No. 328, 1901, p. 593. c Brooks, A. H., An occurrence of stream tin in the York region, Alaska: Mineral |  | | Book (edition) | | temperature of, say, the reaction calcite + quartz ~ wollastonite + CO2 has been determined at some given pressure...facies, wollastonite may occasionally be formed by the reaction: (8) calcite + quartz ~ wollastonite + CO...use is made of petrographical observations. Wollastonite is never found in rocks metamorphosed at relatively...the same given pressure, the temperature of wollastonite formation in nature was perhaps 20-50 oC lower...XCO:a = 1. O. Accordingly, the formation of wollastonite in contact aureoles surrounding shallow-seated |  | | Book | | The rock illustrated is from a region near Oslo, Norway. Samples of it were brought to Denmark by glaciers...shown. b Figure 64. Orthoclase from Arendal, Norway. Field of view: 50 x 61 mm. ee ae ier, Geis:... CRYSTALLOGRAPHY Figure 74. Tremolite from Kragerg, Norway. As shown here, tremolite can develop as asbestos...from Hanekleivtunnelen, Holmestrand, Vestfold, Norway. This special mode of growth is seen most often...a prism that Figure 89. Muscovite from Bamble, Norway. Like all micas, muscovite has a perfect cleavage |  | | Journal (issue) | | . ................................. ...882 VESUVIANITE. By Dr. Lloyd W . Fisher ......................··905 VESUVIANITE CRYSTALS FROM ESSEX COUNTY, N. Y. By E. B. Rou iey 906 MONAZITE OCCURRENCE AT YORKTOWN...some matrix. is an attractive mineral specimen. Vesuvianite is generally mentioned in textbooks as a fairly...the literature on Vesuvianite insofar as its specific localities and types of occurrence are concerned ...1787-1918, by Nickels, there is no mention of Vesuvianite (or idocrase ) . The subsequent appendix to this |  | | Report (volume) | | chiefly devoted, spent 19 days in a study of the occurrence of gold at the Nabesna mine. This was made possible...Nabesna and Chisana- districts have shown the occurrence of shale or arkose comparable to the McCarthy...hundred feet of these deposits is present. The occurrence of these clastic beds in such thickness suggests...the Upper Cretaceous sediments and the common occurrence of the remains of land plants in them suggest...distinguished, which differ from each other in mode of occurrence, petrographic character, or geologic age. The |  | | Book (edition) | | Uvarovite Grossularite Andradite. Staurolite Sphene Vesuvianite Zircon Axinite Iddingsite. Sillimanite Fa1nily:...exhibited pronounced anisotropy caused by strain. Vesuvianite in thin section often shows an unusual sequence...are inorganic chen1ical compounds of natural occurrence. With exceptions such as native n1ercury, n1inerals...combination of two prisms and two bipyramids, as in vesuvianite. The crystals are uniaxial, and sections cut...associations and environment as described under occurrence are often helpful. Experience has shown that |  | | Book (edition) | | INTRODUCTION TOROCKTYPES 574 Igneous Rocks 575 General Occurrence and Texture Chemical Composition 576 Classification...example of this is the role of mineral dust and the occurrence and severity of pulmonary diseases studied in...Geological Crystal chemistry Classification occurrence~__ (paragenesis) EN CHAPTER1 =INTRODUCTION...linkages of the silicate tetrahedra. Geologic occurrence refers to the geologic setting in which a mineral...(often termed paragenesis). For example, a common occurrence for the mineral pyrite, FeS,, would be reported |  | | Book (edition) | | environmental aspects of sulfides and their common occurrence in vein systems. e Boxes 9.1, 9.2 and 10.1...natural and anthropogenic mineral dust and the occurrence of pulmonary diseases. Mineral science Environmental...species, and each has a distinctive Geological occurrence Classification (paragenesis) FIG. 1.2. Diagram...tetrahedra. Geologic Occurrence. A common synonymous term is paragenesis. Geologic occurrence refers to the...the characteristic association or occurrence of a mineral or a mineral assemblage in a well-defined geologic |  | | Book (edition) | | groups) and the interpretive aspects of their occurrence. Chapters 10 through 13 deal with the systematic...otherwise are like minerals in chemistry and occurrence are called mineraloids and fall in the domain...1945 Edward H. Kraus, University of Michigan occurrence and origin of minerals; crystallographic forms;... petrogenetic relations of rocks in regions of Norway (e.g., the Oslo region) and North America 1961...geologists. But a knowledge of the chemistry, occurrence, and physical properties of minerals is basic |  | | Book (edition) | | groups) and the interpretive aspects of thei r occurrence. Chapters 10 through 13 deal with the systematic...Mineralization 558 Igneous Rocks 558 General Occurrence and Texture 560 Chemical Composition 560 Classification...otherwise are like minerals in chemistry and occurrence are called mineraloids 8.nd fall in the domain...the optical properties of nonopaque minerals occurrence and origin of minerals; crystallographic forms;...crystallography; petrogenetic relations of rocks in regions of Norway (e.g., the Oslo region) and North America reflected |  | | Report (issue) | | mine, with inclu sions of opal in quartz; C, Wollastonite rcplaced by spadaite; D, Preservation of calcite...assist ance in the mapping is the universal occurrence of dark chert in the Ordovician sediments. ~'Westgat€...seems to indicate that it is more than a local occurrence, and it is probable that future work, with carefully...assigned largely on the basis of their stratigraphic occurrence rather than upon the fossils which they contain...In the present series of collections a single occurrence, let us say, in the central fauna might stand |  | | Report (volume) | | He gave a brief description of the method . of occurrence of the ores. In 1898 Lindgren completed a study...* * * High winds are of more or less frequent occurrence in exposed portions of the State but are seldom...bounded on the north and south by fault planes. The occurrence of this Lower Ordovician fauna was first noted...correspond in a general way with stratigraphic occurrence, yet they are not sharply defined, so that some...assumed to correspond to the extreme down-valley occurrence of boulders deemed too large for stream transportation |  | | Book | | ROCKS MINERALS THEIR NATURE, and ROCKS OCCURRENCE, AND USES BY RUSSELL D. GEORGE Professor...COMMON ROCKS Icnzous Rocks: GENERAL Textures. ' Occurrence of Igneous Rocks Classification of Igneous Rocks...Garnet, free crystal and broken one in matrix. Vesuvianite. Serpentine asbestos: chrysotile. Icelandspar...as well as have much information about their occurrence in nature. So varied and ubiquitous are the practical...diaphaneity, luster, color, streak, associations, and occurrence. The composition can rarely be determined without |  | | Report (issue) | | • _ 43 43 44 Rocks containing tremolite and vesuvianite .......................................... ....- - - · - - · - - - - - - · · - - - - - · 85 Occurrence .......................... - .. - . - ... - -...... ---.----.---.--.---------------- - -· 86 Occurrence ............................... ___ ... __ ....__________________________________________ -. _.- _.-- _- _86 Occurrence _________ ... _. __ ........ _. __ ..... _.....______ ... _. _. _______ .- .... _. _.. ____ _ 88 Occurrence _________ ... _. __ . __ .. _.. __ . ___ . _ |  | | Report (issue) | | _...... ~. _... . . . . . . ... . . . . . . Occurrence and distribution .......... • ............. _................... . ............ _........... Occurrence and distribution . . . . . . . . . . . . . ....1887, pp. 25-77. Sketches briefly the geological occurrence of the ores. Describes the latter as :filling...mine and describes the character and geological occurrence of the ores. Discusses the origin of the ore...total thickness at about 3,000 feet. Notes the occurrence of Carboniferous limestones and suggests that |  | | Report (issue) | | Diopside Augite Wollastonite Tremolite Hornblende Asbestos Garnet Olivine Vesuvianite Zircon Andalusite...shown by the presence of garnet, tremolite, vesuvianite, epidote, and other contact silicates, together...Milford Valley. Lindgren '° has described the occurrence of anhydrite in the Cactus mine and in connection...thunderstorms or cloudbursts are of frequent occurrence. The water that falls during these storms quickly...intergrowths of orthoclase and plagioclase are of common occurrence. Interstitial quartz constitutes about 15 per |  | | Report (issue) | | ________________ Relation to Jefferson (?) dolomite. _ Occurrence. __ _ -_____-__-______Lithologic character. ____________...____________<>_______ Humbug formation.... _ _____________ Occurrence and thickness___-___-_ Lithologic character....Continued. Morgan (?) formation--__-_--___---______ ' Occurrence and character.___________ Correlation and age..._______ Correlation. _____---_-___-_________ Occurrence and thickness____________ Character. _________________________...__ Park City formation.-.. _________________ Occurrence- _ _______________________ Character. _________________________ |  | | Report (issue) | | .......... : ......................... . 270 Occurrence and character of deposits ..................... . . . . . . . . . . . . . . 296 Topographic occurrence. "... _. . . _... _. . : . . . . . . . . . .... ___ . ___ . _... _........... . ....... 306 Occurrence of the ores ..... . ... _..... , ..... . ................................................ . Occurrence ............. _.......................... _..... -.-.-.- ......... - ....... . ...... . 393 Occurrence of the gold __ ............................. |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . 56 Occurrence and distribution . . . . . . . . . . . . . ....division consists of those connected in their occurrence with diabase 4ikes. The genesis of the former...contains valuable statements as to the geological occurrence of the ores at Morenci, but does not mention...wide, bearing ample evidence of the frequent occurrence of violent cloudbursts on the flanks of Coronado...Ariz., I have not hesitated in correlating the occurrence just described with that formation. The relation |  | | Report (volume) | | America, by 0. P. Hay. 1902. 868 pp. 180. The occurrence and distribution of corundum in the United States...vanadium, by Joseph Hyde Pratt, pp. 257-265. An occurrence of stream tin in the York region, Alaska, by...Africa, almandite in, occurrence of MR 1901, p 746 MR 1900, diamonds in, occurrence and statistics of pp...xLii, pp 112-128 Aganididae of America Agate, occurrence and statistics of MR 1901, pp 754,770 Agawa formation...Charleston quadrangle MR 1901, p 746 Almandite, occurrence of Ann 22, ii, p 435 Alpreston quartzite of Montana |
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