 | | Journal (article/letter/editorial) |
| columns in recent issues have dealt with two of the three titanium dioxide polymorphs, anatase and rutile...been chosen to feature in this issue. Unlike rutile, and to a lesser extent anatase, brookite is perhaps...Brookite is a transparent to opaque mineral that occurs in various shades of red- and yellow-brown through dark...orthorhombic (2/m 2/m 2/m) and is typically encountered in crystals that are tabular on (010) and elongate and...twinning on (120) has been reported. It is commonly seen in small, sharply formed crystals suitable for micromounts |
 | | Journal (article/letter/editorial) |
| commonly perfect development and aesthetic ‘arrangement in a variety of‘ assaciations rnAe this mineral one...coinmonly found in the stocks of dealers specializing in microniounts. Consequently, anatase has been nominated...nominated for this issue’c Connoisscur’s Choice. Anatase is perhaps hest known as dark inky-blue to black...hardness of 5 . 5 4 . 0 and a density of 3.89. Anatase is tetragonal (4im Ym Urn). Crystals are typically...as Sn, Al. and Fe, generally in amounts less than 0.5 percent. Anatase is commonly found as a minor |
 | | Book |
| GUIDE TO Minerals and Gemstones 154 ILLUSTRATIONS IN COLOUR by CLAUS CASPARI - a collector's guide...revised by JOHN SINKANKAS with 154 illustrations in colour by Claus Caspari THAMES AND HUDSON Tnnslated...Publisher's prior consent, in any form of binding or cover other than that in which it is published and...this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical...storage and retrieval system, without permission in writing from the Publisher. © 15)68 by Droeme=he |
 | | Book |
| New York City 10016 This edition first published in the United States 1990 by Gallery Books, an' imprint...Caution: All images are © copyright as cited. Their use in any form without prior permission from the appropriate...copyright holder is strictly forbidden. Published in England by Dragon’s World Ltd, Limpsfield and London...book may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, without...Bookworm Typesetting, Manchester, England Printed in Singapore Contents Introduction 7 Rocks 9 Minerals |
 | | Journal (article/letter/editorial) |
| suggest, in the present case, a visit to Whitecliff or Alum Bay, where the pebbles which occur in numerous...Mr. Jenkinson exhibiting their mental eccentricity in volumes which are correctly labelled—volumes which...well represented in this valuable periodical; and the researches of our fellow-workers in Germany and elsewhere...mineralogists from every side, which often constitute memoirs in themselves, such as the letter on the schillerquarz...from the granite-veins of Elba, and wollastonite in the phonolite of the Breisgau.—A. Knop's on the segregation |
 | | Journal (article/letter/editorial) |
| m.—MARCH, 1929. ORIGINAL ARTICLES. Metasomatism in the Whin Sill of the North of England. Part I : Metasomatism...igneous rocks are found for -*- the most part only in small quantities since diffusion through a solid...responsible for metasomatic changes is a slow process. In the Whin Sill there are two types of metasomatic...metasomatic alteration product which though insignificant in total amount are nevertheless widely distributed. The...cooling down of the Whin Sill and will be described in a subsequent paper. The second type was produced |
 | | Report (issue) |
| eighth publication in the Virginia Aimeral Localities series is comprehensive in that it includes the...the occurrence data given in all the previously published bulletins of this scries as well as many additional...particularly noteworthy kinds of occurrences with in the state. The format of the locality description...unlike that of previous bulletins in this series, lists the minerals in alphabetical order. This should...are only casually familiar with the Dana System. As in previous bul letins, chemical formulae or statements |
 | | Journal (issue) |
| $120 for one year. *Continued on p. 487 T he M in e r a l o g ic a l R eco rd November-December 1999....................410 by W. E. Wilson What's new in minerals New Jersey Shows 1999 ....................Mineralogical Record Inc. All rights reserved. Printed in the U.S.A. notesfront thc> EDITOR Glossary of ...Minerals o f California, Bulletin 189 (last published in 1966), but will also include the data from Pemberton’s...by Van Nostrand Reinhold in 1983. Information about mineral occurrences not in the above-men tioned previous |
 | | Report (edition) |
| GENERAL GEOLOGY REPORT 1976 33 MINERAL COLLECTING IN PENNSYLVANIA by Alan R. Geyer Robert C. Smith, ... “old” Lime Bluff quarry, Muncy; right fibrous : tremolite, C. K. Williams quarry, Easton: bottom: calcite...oriented coatings of goethite, “old” Lime Bluff quarry, Muncy, (courtesy of Delbert L. Oswald) ADDITIONAL...Lapham was the original senior author of this report in 1959 and of succeeding revisions and maintained an...This edition of Mineral Collecting Cedar Hill in quarry where Dave had done IV much of his work |
 | | Journal (issue) |
| NOW for Space! Se« I • Every space is located in the selling market area. Public toilets, water supply...Western Pennsylvania Richard Lamborn 104 Man and Chert in Western Pennsylvania Richard L. George 108 Rare Earth...Pennsylvania Ralph G. Wells 112 The New Enterprise Quarry of Roaring Spring Edward G. Carper Jr. 11 S A New...Kibblehouse Quarry F. A. Keidel 130 The "Cobaltite° Crystals from the K.Joblehouse Quarry J. Alexander...Holly Springs in Cumberland County, Pennsylvania. Specimen collected by Martin Anne' in late 1975. Excellent |
 | | Book (edition) |
| Tropical Fish Tropical Fish Identifier Tropical Fish in Your Home The Dolphin Naturalists’ Guide to Fresh-Water...Tree Press Co., Ltd., Nassau, Baham as Distributed in Australia and New Zealand by Oak Tree Press Co.,...Sydney 2000, N.S.W. Distributed in the United Kingdom and elsewhere in the British Commonwealth by Ward...0-8069-3040-3 8069-3041-1 UK 7061-2294-1 Printed in Hong Kong Have you ever INTRODUCTION hunted...of collecting the many beautiful abundant minerals in nature? Has the task of identification seemed overwhelming |
 | | |
| Tropical Fish Tropical Fish Identifier Tropical Fish in Your Home The Dolphin Naturalists’ Guide to Fresh-Water...Tree Press Co., Ltd., Nassau, Bahamas Distributed in Australia and New Zealand by Oak Tree Press Co. Ltd...Sydney 2000, N.S.W Distributed in the United Kingdom and elsewhere in the British Commonwealth by Ward...0-8069-3040-3 UK 7061-2294-1 8069-3041-1 Printed in Hong Kong INTRODUCTION Have you ever hunted for...of collecting the many beautiful abundant minerals in nature? Has the task of identification seemed overwhelming |
 | | Journal (issue) |
| Conklin Famous mineral localities: the Gillette quarry, Had dam Neck, Connecticut . . . . . . . . . ....Harold and Erica Van Pelt. See the special supplement in this issue devoted to the Houston Collection. Copyright...Collectors can advance the science of mineralogy in numerous ways. One of these is the finding of new...many important contributions. Because collectors are in the field more often than research mineralogists...significant role in the advancement of mineral knowledge. New species, once characterized, in turn enhance |
 | | Book |
| Defined Origin of the Name The name zeolite was created in 1756, by Freiherr Axel Fredrick Cronstedt, a Swedish...to boil and puff up in a borax bead, followed by melting to a white glass. The in in "zein" was dropped...known by many local names in the eighteenth century. Most of the research in zeolite mineralogy was done...at that time, in Germany, Italy, France, and Great Britain. Because of differences in language, nationality...The general acceptance of the mineral names used in Traite de Mineralogie by HaUy (1801) formed a basis |
| | Book |
| Defined Origin of the Name The name zeolite was created in 1756, by Freiherr Axel Fredrick Cronstedt, a Swedish...to boil and puff up in a borax bead, followed by melting to a white glass. The in in "zein" was dropped...known by many local names in the eighteenth century. Most of the research in zeolite mineralogy was done...at that time, in Germany, Italy, France, and Great Britain. Because of differences in language, nationality...The general acceptance of the mineral names used in Traite de Mineralogie by HaUy (1801) formed a basis |
 | | Journal (article/letter/editorial) |
| CONTRIBUTIONto the PETROGRAPHY of the NEw R~]) SA~DS~0~v, in the WES~ of ENaLA~D. By :[t]~]~B~T :ttE~R~ THOMAS...constitution of the great Pebble-Bed, as developed in Devon and Somerset. The results obtained encouraged...members of the :New Red Sandstone Series in that district ; and, in the following communication, I have endeavoured...classification and subdivision of the New Red Sandstone Series in Devon and Somerset has gradually evolved from the...adopted by the Geological Survey? The New Red Sandstone in the area under consideration may be divided as follows |
 | | Journal (article/letter/editorial) |
| Contributed Papers in Specimen Mineralogy 21 st Rochester Mineralogical Symposium THE ELEVENTH TECHNICAL...abstracts follow. NIOBIUM AND TANTALUM DISTRIBUTION IN COLUMBITE-TANTALITE FROM THE MOREFIELD PEGMATITE...Columbite-tantalite crystals from the Morefield pegmatite in Amelia County, Virginia, were analyzed for Ta, Nb...millimeters in size are widespread in small quantities throughout all zones but are most abundant in lepidolite...identified so far: 1. microlite (with potassic rims), in keelward lepidolite masses; 2. tantalian manganocolumbite |
 | | Report (edition) |
| Davis M. La_pl,am Alan R. Geyer Mineral Collecting in Pennsylvania I COMMONWEALTH OF PENNSYLVANIA DEPARTMENT...Geologist ' BULLETIN G 33 Mineral Collecting in Pennsylvania by Davis M. Lapham Mineralogist Alan.......... . . .... . . . ........ .. . . . Museums in Pa. . ... . . . . . .. .. ... . . . . ... . ... ... . . . . . . . . . . . . . . . ... Stilbite Vein in Hornfels ........... . ..... Galena Crystals . .... . . . . . . . . . .. Galena and Sphalerite in Shale Nodule Generalized Geologic Map and Cross-Section |
| | Journal (issue) |
| Conklin 7 Famous mineral localities: the G illette quarry, Haddam Neck, Connecticut .......................Harold and Erica Van Pelt. See the special supplement in this issue devoted to the Houston Collection. ISSN...rights reserved. Guest Editorial: N W hat M in e r a l s : C o l l e c t o r s C a n D o T o H elp...Collectors can advance the science of mineralogy in numerous ways. One of these is the finding of new...many important contributions. Because collectors are in the field more often than research mineralogists |
 | | Book |
| price or value of any specimens discussed or reported in this work. Copies may be purchased, while supplies...MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...series of rare-earth species found as small crystals in drusy dolomite-lined cavities. The extremely rare...rarely as doubly terminated crystals to I cm floating in vugs of crystalline talc. Easily the best extant |
 | | Report (edition) |
| BULLETIN 33 Mineral Collecting Pennsylvania in by Davis M. Lapham Mineralogist Alan Geyer R...of “Mineral Collecting In Pennsylvania’’ That second edition represented in 1965. the first number...hobby of mineral collecting we hope will take care in the often dangerous quarries, always seek prior...three localities, the Grace mine in Berks County, the Stillwell quarry in Lancaster County, and the Medusa...Medusa Cement Company quarry in York County, are now This fourth printing is essentially closed to collectors |
 | | Journal (article/letter/editorial) |
| a1 C h e m i s t rg. Minerals from New Localities in Bohemia. B y F. RATZER (Chem. Centr., 1888, 493,...Sobeslau. Rutile is of general occurrence in Bohemia, especially in the neighbourhood of the Bohemian forest...and the Bohemian-Moravian primitive rocks, and also in the alluvial deposits formed by the weathering of...alluvial clay and sand a t the above-named places partly in clearly defined ci*ystals; its hardness is above...more abundant and more constant in its occurrence where the granite is in coutact with the schist. The black |
 | | Report (issue) |
| references to various minerals found in Albemarle County are found in both published and unpublished geological...comprehen- an attempt was made to present these data in sive list. At that time Mitchell and Bland (1963...publication of the minerals in Albemarle County was compiled. The minerals in this report are zuranged alphabetically...alphabetically, whereas in the older publications they were organized according to a crystal-chemical...specimens of most of the 86 mineral species described in this work are stored at the Division of Mineral Resources |
 | | Journal (issue) |
| Mineralogy The Smithsonian Institution V o lu m e N in e /N u m b e r T h re e M a y —J u n e 1 9 7 8 Wendell...Arthur Roe Famous Mineral Localities: The Brumado District, Bahia, Brazil................................................................... 132 What’s New in Minerals?..........................................e N ’C h w a n in g m ine , K a la h a ri M a n g a n e s e F ie ld , C ape P ro v in c e , S o u th...information T h e M in e ra lo g ic a l R ec o rd is pu b lished b im o n thly by th e M in era lo g ic al |
 | | Journal (article/letter/editorial) |
| invest it with romance and mystery, and it abounds in geological interest everywhere. Literature relating...geology of the West of England and to that of Dartmoor in particular is extensive. (See Survey Memoir, pp....this paper. Numerous references to this area occur in the Transactions of the Devonshire Association, and...assistance afforded him by this copious literature and, in particular, by the area Memoir (1912) compiled by...Minerals. In order to appreciate the wealth and variety of interesting minerals still locked up in the solid |
Diabase quarry, Oberndorf in Tirol, Kitzbühel District, Tyrol, Austria