 | | Journal (issue) | | gemgypsy@bellsouth.net JULY–AUGUST 2019 Articles The Auglaize quarry, Paulding County, Ohio ..........................Grandjean Faden quartz from Bierghes, Brabant, Belgium ...................................... 441 by H...calcite crystals on matrix, 5.5 cm, from the Auglaize quarry, Paulding County, Ohio. Joe and Susan Kielbaso...May–June, 2019 What’s New 49-3 397 T he Auglaize Quarry Paulding County, Ohio John Medici 5280 Stover Road...Ohio 45504 kbladh@wittenberg.edu The Auglaize quarry has been a popular mineral collecting site for |  | | Journal (issue) | | ZODAC Contents for October, 1940 . CHIPS FROM THE QUARRY ................................................. N. Y. By Thonias lf/. Fl11hr GAILOR LIMESTONE QUARRY IN SARATOGA SPRJNGS, N . Y. By Peter Zodac ....... . 348 COLLECTORS' TALES ( A tale of a coffee cup). By Peter Zodac ...... 349 BIBLIOGRAPHICAL NOTES...rocks; also pseudomorphs ~fter pyrite xis. · Muscovite, white, also green. Pyrite, m:rssive, granular...black plates in milk-y quartz . Y., bis to 1ay Muscovite var.Sericite, rather common as small pearly flakes |  | | Journal (article/letter/editorial) | | 122–134, 2017. OUTCOMES OF 12 YEARS OF THE REYNOLDS CUP QUANTITATIVE MINERAL ANALYSIS ROUND ROBIN M A R K...quantitative mineralogy round robin. The so-called Reynolds Cup competition is named after Bob Reynolds for his pioneering...quantification. In the first twelve years of the Reynolds Cup competition (2002 to 2014), around 14,000 analyses...of improvements in such analyses. In the Reynolds Cup competition, the accuracy of a particular quantification...article reports on the first 12 years of the Reynolds Cup competition results and analyzes the competition |  | | Journal (issue) | | 1943 '°'1, ~ece,,,!Je11, 191/-3 fRO1vl THE QUARRY ........................................................... 360 1 G ROTTOES OF HAN•SUR.LESSE, BELGIUM. By Ernest Cassells .... 361 I-iO\'<1 THE H OBBY...or1h .............. 362 1 AN ABORIGINES FLINT QUARRY. By R obert H. 1Wi1chell ............ 363 TO...specimens we~e lying all over the floor of this quarry-rrune. The pieces ranged in size from an eighth...crystals. The general plane of cleavage of the quarry runs at about an 80° angle with the horizontal |  | Dekoninck, Augustin, Monié, Patrick, Blockmans, Sabine, Hatert, Frédéric, Rochez, Gaëtan, Yans, Johan (2019) Genesis and 40Ar/39Ar dating of K-Mn oxides from the Stavelot Massif (Ardenne, Belgium): Insights into Oligocene to Pliocene weathering periods in Western Europe. Ore Geology Reviews, 115. 103191 doi:10.1016/j.oregeorev.2019.103191 | Journal (article/letter/editorial) | | K-Mn oxides from the Stavelot Massif (Ardenne, Belgium): Insights into Oligocene to Pliocene weathering...University of Namur, 61 rue de Bruxelles B-5000 Namur, Belgium Géosciences Montpellier, UMR-CNRS 5243, Université...Wallonie, 14 Avenue Prince de Liège B-5100, Jambes, Belgium d Laboratoire de Minéralogie, Université de Liège...Liège, 14 allée du six août B-4000, Liège, Belgium b c ARTICLE INFO ABSTRACT Keywords: Manganese deposit...the Stavelot inlier (NE Ardenne, Rhenish Massif, Belgium) has drawn the attention of geoscientists for more |  | | Journal (article/letter/editorial) | | Inclusions of quartz, tourmaline, apatite, and muscovite crystals have been described. Brazilianite is...scorzalite, wylleite, eosphorite, siderite, albite, muscovite, quartz, and microcline. It also occurs as a sparse...nearby Dunton quarry,Maine. Other unconfirmed Maine occurrences include the Harvard quarry at Greenwood...the Nevel quarry, the rose quartz crystal locality of Mount Plumbago, and the Mount Mica quarry at Paris...spelling. This classic 4.7cm brazilianite and muscovite specimen is historically attributed to the original |  | | Journal (article/letter/editorial) | | and produces a single ore shell with an inverted cup-shaped geometry typical of many porphyry copper deposits...concave-downward shell resembling an inverted tea cup, which is centered upon vertically emplaced dike-...distribution 29.82 ± 0.83 Ma 30.4 ± 0.94 Ma MIDWAY QUARRY 29.05 ± 0.70 Ma 985000N Approximate Petaquilla...2σ uncertainty, Table A3) from Botija and Midway quarry are italicized. (C) Map of the planned copper porphyry... Approximately 550 m of saprolite trenches and quarry benches were Downloaded from https://pubs.geoscienceworld |  | | Report (chapter) | | of quartz-muscovite mixtures at 500 °C: Preliminary results on the influence of muscovite on pressure...pressure of 100 MPa on mixtures of quartz and muscovite. Previous work has shown that under these conditions...compaction rates of quartz by the addition of muscovite was observed. Instead, a modest decrease in compaction...due to a decrease in IPS rate. The effect of muscovite in slowing IPS may be due to the influence of...quartz. However, the effect of the addition of muscovite on IPS rates in quartz when controlled by diffusion |  | Marquez-Zavalia, M. F., Galliski, M. A., Cerny, P., Chapman, R. (2012) AN ASSEMBLAGE OF BISMUTH-RICH, TELLURIUM-BEARING MINERALS IN THE EL QUEMADO GRANITIC PEGMATITE, NEVADOS DE PALERMO, SALTA, ARGENTINA. The Canadian Mineralogist, 50 (6) 1489-1498 doi:10.3749/canmin.50.6.1489 | Journal (article/letter/editorial) | | core-margin association, dominated by fine-grained muscovite and quartz, with accessory U-rich fluornatromicrolite...composed of albite and quartz, with accessory muscovite, fluorapatite, montebrasite, epidote, tantalite-(Mn)...wall zone (b) consists of quartz, albite and muscovite, with accessory tantalite-(Mn), fluorapatite and...is composed of K-feldspar, albite, quartz and muscovite, with accessory tantalite-(Mn); along one side...and quartz, with minor montebrasite and pink muscovite. The assemblage interpreted as forming along the |  | | Journal (issue) | | their layered atomic structure. Of the micas, muscovite, phlogopite, and lepidolite are of the most economic...general formula : by MARK C. BLAZEK Descriptions MUSCOVITE, KA1 2 (A1Si 3) 0 10 (OH)2 : In any discussion...transparent and colorless). Its specific name, muscovite, appears to have originated from the old popular...of glass. Many will recall the frequent use of muscovite on the front door of Grandma's old iron stove... of course, the silvery appearance of ground muscovite makes it desirable for various decorative purposes |  | | Journal (article/letter/editorial) | | Phillips' figure x and r t are lower down in the cup. This, of course, may only have been an individual...Constituents calcite, quartz, albite, biotite, muscovite, chlorite, together with iron ores and some graphitic...these assemblages is the complete absence of muscovite, from which the abundant potash-felspar—often...advancing metamorphism being as follows :— 1. Quartz-muscovite-chlorite limestones . . "| Chlorite zone. 2. Zoisite...Zoisite limestones J- Biotite ' [muscovite, biotite] . . . . J zone. 3. Tremolite-actinolite limestones |  | | Journal (issue) | | Contents for September-O ctobe r, 1949 JPS FROM THE QUARRY .................................................CO., PENN. By A. J. Boucot ........492 GILLETTE QUARRY, HADDAM NECK, CONN. By Helen Stobbe ...... 496...AND MIN ERALS 1·- - - , I CHIPS ~-,ROM ~J~HE QUARRY -----------------------------Copy Lost in Mails... saying in part, "You are welcome to visit our quarry at any time and I am sure you would find such a...a visit worth your while. Ours is the only quarry in the state with an exposed vertical depth of over |  | | Report (issue) | | Soft Myrrhine The Barber Cup Carved of banded fluorite, the Barber Cup is thought to be one of only...vessels described by Pliny as "vasa myrrhina. " The cup is 9.5 x 13.5 cm and is housed at the British Museum...vessels: the Barber and Crawford cups. The Crawford Cup can be traced directly back to a tomb discovered...sold the contents of the tomb, except the Crawford Cup but including another similar vessel, to a Greek...subsequently buried, is thought to be Roman. The Barber Cup, pictured left, turned up in a collection in Brussels |  | | Journal (article/letter/editorial) | | crystals. In the micaceous pegmatites biotite and muscovite in the form of large flakes are among the chief...properties of the biotites are given in Table 1. Muscovite is the most characteristic mineral in the micaceous...varieties of muscovite in pegmatite bodies: 1 1) muscovite replacing biotite; 2) muscovite from quartz-muscovite...quartz-muscovite aggregates; 3) "pegmatoid" muscovite; 4) muscovite from zones of albitization; 5) muscovite...muscovite from zones of greisenization. 2 Muscovite replacing biotite is most common in the pegmatites of age |  | | Journal (issue) | | Contents for Novem ber - December, IQ50 CHIPS FROM THE QUARRY .................................................grunerite, cumrningtonite, chloritoid, clinochlore, muscovite, biotite, anhydrite, and bismuthinite. The Phenix...definitely traceab'e to con- west France, Wales, Belgium, Hanovertinental origin. in-Germany, and D enmark...th~ ?roject, re- · lf' us leto ne lt ; "' Gold Cup, Rillaton . Cornwall ( British Museum) I V. Gordon...pilot, tangles with the bucks afoot, and finds his quarry on the Simpson Mountains. The writer, a pencil |  | | Journal (article/letter/editorial) | | MINERALIZATION SPATIALLY ASSOCIATED WITH THE PATCH AND GOLD CUP BRECCIA PIPES, CENTRAL CITY, COLORADO PAUL G. S?•tY...Geologyand Mineralization of The Patch and Gold Cup Breccia Pipes The Central City area, Colorado, has...mostproductivepreciousmetal district in the Front The Gold Cup breccia pipe is kidney shaped, Range mineral belt...into two distinct thought to be part of the Gold Cup vein which exmagma chambers, one centered on the...wasproother on the Gold Cup brecciapipe. The Gold Cup duced from 1908 to 1947 in the Gold Cup vein; chamber was |  | | Journal (article/letter/editorial) | | Kelvin-Riverside system associated with the Tea Cup pluton. The two well-studied root zones related to...calcic alteration, and relatively coarse grained muscovite-quartz (greisen). Quartz veins and potassic alteration...intrusion for the Kelvin-Riverside system, the Tea Cup pluton (Fig. 2F), has a hornblende-biotite granodioritic...generally of muscovite, quartz, and other minerals. Thus, fluorine-bearing species (other than muscovite), such...500 meters Proterozoic granitoids Tea Cup granodiorite Tea Cup monzodiorite 6-8 km 2,500 meters FIG |  | | Journal (article/letter/editorial) | | graptolites from early Skelgill shales near Keisley quarry. A considerable part of the morning was then spent...Members examined the core of the isocline .in the old quarry at the east end of the limestone mass. Lea ving...draining northwards from an ice-dammed lake in High Cup Gill. Finally, a short time was spent in examining...Keisley, and walked up High Cup Gill to the headwaters of Maize Beck. HIGH CUP GILL, MAIZE BECK, GREAT RUNDALE...Continuing, the party followed the path alongside High Cup Gill, and so arrived at the Nick. This famous viewpoint |  | | Journal (article/letter/editorial) | | MINERAL ANALYSIS AS REVEALED BY THE 3RD REYNOLDS CUP CONTEST O L A D IP O O M OT O S O 1 , * , D O U G...distributed for the third Clay Minerals Society Reynolds Cup (RC) contest are presented. Participants each received...Quantitative Analysis, Reference Intensity Ratio, Reynolds Cup, Rietveld, The Clay Minerals Society, Whole-pattern...positive identification difficult. The Reynolds Cup contest, named after Bob Reynolds for his great contributions...2006 Quantitative mineral analysis 3rd Reynolds Cup 749 Table 1. Reference minerals used to create |  | Párez-Maqueda, Luis A., Franco, Francisco, Avilés, Miguel A., Poyato, Juan, Pérez-Rodríguez, José L. (2003) Effect of Sonication on Particle-size Distribution in Natural Muscovite and Biotite. Clays and Clay Minerals, 51 (6) 701-708 doi:10.1346/cmn.203.0510613 | Journal (article/letter/editorial) | | SONICATION ON PARTICLE-SIZE DISTRIBUTION IN NATURAL MUSCOVITE AND BIOTITE L UI S A. P ÉRE Z -M AQ UEDA 1 ,...dimensions and specific surface area of natural muscovite and biotite samples have been investigated. Sonication...Sonication of macroscopic flakes of muscovite and biotite produced a drastic particle-size reduction....the preparation of micron and submicron-sized muscovite and biotite particles of narrow particle-size...particle-size reduction is more significant for muscovite than for biotite. Thus, for long sonication times |  | | Catalog/List | | a cavity 3cm x 1.5cm. £45 12. FLOURAPATITE ON MUSCOVITE (4cm x 2cm x 4cm) Golconda, Minas Gerais, Brazil...apatite crystals 10 5mm, encrusting plates of muscovite. £ I 15 13. GARNET (7cm x 5cm x 3cm) La Prieto...lJ. MANGAN-ANK£RITE (7cm x 2cm x 2cm) G1eys101�s quarry, U.:a,i/, Cornv,-afl Elon&31ed c.rys1-als of bright...d chalcopyrite. !9S DO 24. CASSlTERITE ON MUSCOVITE (5cm x 5cm x 2cm) Pingua, Sichuan Province, China...cassiterite to 2cm richly covering a typical muscovite/greisen matrix. (Nice display). £95 25. PYROMORPHITE |  | | Journal (article/letter/editorial) | | from a metapelitic source, most likely through muscovite dehydration melting. With respect to its low-T...well constrained by a number of data, including muscovite ages of 326 ± 9 Ma and 338 ± 6 Ma from the Bechyně...potassium feldspar, biotite, garnet, tourmaline, muscovite) were performed in polished thin sections using...kV, beam current 10–70 nA (measured on a Faraday cup), and a beam diameter of 2 μm. Synthetic and natural...orthogneiss typically contains small proportion of muscovite (3–8 vol.%). A characteristic and omnipresent |  | | Journal (article/letter/editorial) | | 190-93 Carnegie Award, 150 Arkansas, Kimzey Calcite quarry, 402-404 Cerussite, South Dakota, 383 Arrojadeite...Hampshire, 162; South Dakota, 383 Chips from the Quarry, 7, 77, 149,221, 373 Chlorite-group minerals, New...Jr., Hercynite Crystals from the Kimzey Calcite Quarry, Magnet Cove, Arkansas, and Their Distinction from...402-404 Hercynite Crystals from the Kimzey Calcite Quarry, Magnet Cove, Arkansas, and Their Distinction from...Eighteenth Rochester Mineralogical Symposium Muscovite: New Hampshire, 165; South Dakota, 385 Museum |  | | Journal (article/letter/editorial) | | about ten grams, was placed in a very thin, porous cup made of alumina, TO ASP I RATOR THERMAL JUNCTION...liquid which can flow through the sample and porous cup. IFION PIPE CORE INSULATION' Fro. 2. Heating furnace...the first runs condensation was so rapid that the cup continuously overflowed. One of the chief advantages...run is made by placing the sample in the porous cup and adding about 75 c.c. of distilled water to the...the chamber, surrounding and on top of the porous cup, until it is nearly filled; then the top of the chamber |  | Tartèse, Romain, Poujol, Marc, Gloaguen, Eric, Boulvais, Philippe, Drost, Kerstin, Košler, Jan, Ntaflos, Theodoros (2015) Hydrothermal activity during tectonic building of the Variscan orogen recorded by U-Pb systematics of xenotime in the Grès Armoricain formation, Massif Armoricain, France. Mineralogy and Petrology, 109 (4) 485-500 doi:10.1007/s00710-015-0373-7 | Journal (article/letter/editorial) | | settings Regional geology The Saint-Aubin-des-Châteaux quarry is located in the Central Armorican Domain (CAD)...Saint-Aubin-des-Châteaux deposit In the Saint-Aubin-des-Châteaux quarry, the Grès Armoricain formation is homogeneous and...with small amounts (~10 %) of chlorite, detrital muscovite, tourmaline, zircon, rutile as well as organic...horizons are exposed in the Saint-Aubin-des-Châteaux quarry. OIH varies from dark to black colour, and is heterogeneous...(Gloaguen et al. 2007). In the Saint-Aubin-des-Châteaux quarry, sandstones and OIH underwent diagenesis and very |
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