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| HagendorfPleystein Province: the Center of Pegmatites in an Ensialic Orogen Modern Approaches in Solid Earth...Pegmatites in an Ensialic Orogen Harald G. Dill Gottfried-Wilhelm-Leibniz University Hannover, Germany Responsible...rocks and minerals (German: Steinpfalz = Stony Palatinate). To cooperate with him meant to have a friend...did not postpone my questions. I did not receive an answer from him, he provided me with a solution....much biased by science with too little sense of mine for beauty) will keep his memory and work, alive |
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| n d to the east of the well-known U m b a River mine producing pastel shades of gem corundum. T h e precise...colour) are possibly d u e to the iron of the almandine garnet molecule. Initial consideration of t h...spessartine garnet with minor amounts of the almandine molecule. However, t h e refractive index is near...b l e I were obtained from film X 7052B, taken in an 11 -46 cm diameter camera, using F e K « radiation...intensities were estimated visually by comparison with an intensity scale. T h e space group is Ia3d. T h e |
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| Change of Function and Value in Late Antiquity Gertrud Platz-Horster 221 Myth Revisited: the Re-use...Byzantine Seminar, this conference was the sixth in an ongoing series of annual conferences held at the...Universität Erfurt Postfach 90 0221 99105 Erfurt Germany gordon.erfurt@gmx.org Professor Hélène Guiraud...Institut Podbielskiallee 69-71 D - 14195 Berlin Germany krugantje@arcor.de Dr Ken Lapatin Department of...Verona Italy attilio.mastrocinque@univr.it Dr Gertrud Platz-Horster c/o Antikensammlung Staatliche Museen |
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| T B R I T A I N Vol. IX N o . 9 JANUARY 1965 AN UNUSUAL DYED AGATE By P. C. ZWAAN, Ph.D., F.G.A....about a problem for which he asked my assistance. An Italian, living in Brussels, h a d requested him...the specific gravity of the stone (2-58) and made an X-ray reflection diffraction photograph from which...FARN, F.G.A. T E S T I N G gemstones always sounds an exciting and interesting business and possibly conjures...synthetics (which are very pretty stones) will play an increasing part in decorative effect. Other stones |
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| Society Washing and separating rubies at a ruby mine in Mogok, Burma Photo: E. Giibelin THE JOURNAL...been known for centuries and the large mining district of Mogok above a lovely lake has always proved...many bicycles, and few cars and vans. T h e richer mine owners have landrovers, and there are various jeeps...to the surrounding villages. Although the whole district is only a few square miles and Mogok itself only...there must be about 20,000 people living in the district. T h e inhabitants are very mixed: apart from |
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| room temperature with the green line (514.5 nm) of an Ar-ion laser as excitation. In order to obtain comparable...Raman shift (cm-' ) Fioure 10 : Raman snecirum of an oran{Te freshwater cultured nearl turned black bu...at 1571,1594 and 2918 cm 4 . The Raman spectrum of an irradiated dark-coloured cultured pearl will only... A tourmaline-quartz combination from Brazil has an iridescent chatoyancy Grey orthoclase moonstone from...Sunstone from Russia has a strong cat's-eye caused by an albite-oligoclase orthoclase perthite. Four-rayed |
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| the J. Paul Getty Museum. This was an unforgettable experience and an occasion for a harassed museum director...Lightbown, the late Ruth Rubinstein, Judy Rudoe, Gertrud Seidmann, Anna Somers-Cocks, Luke Syson, Hugh Tait...snuffboxes set with cameos together with one set with an intaglio.1 They are all included in this catalogue...first time. In 1862 it was shown to the public in an exhibition held at the South Kensington Museum; 191...and it has not been possible so far to establish an exact provenance for many of the objects. However |
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| Gemology An Annotated Bibliography Volume 1 By JOHN SINKANKAS THE SCARECROW Metuchen, NJ....Data Sinkankas, John. Gemology p. Includes : an annotated bibliographical ISBN 0-8108-2652-6 (alk... still to latterly es- in the latter half Germany, principally exceedingly valuable, today’s gemologists...cutting. very familiar have been innovative and an A number of his subject. that he had in its third...primarily for gemological became exceptional an thereafter in Russian published Government for |
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| extend previous experiences into future success. An example might be the seeking of additional gold nuggets...can be carried out even though it is founded upon an erroneous model. Examples include successful exploration...rocks. Economic geology has evolved quietly from an "occult art" to a respectable science as the speculative...engaged in mineral resource assessment or exploration. An important III secondary goal is to upgrade the...rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide |
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| . ,,1-~-Poch~C~ V ; •a, - - • /u t CHO~"'""" AC AN// oIS( ( 2QO , , •-:•)~~''""'C c.. . . . . ....(Instituto Geol6gico de Mexico, 1922, 1923), has an author been able to provide readers with a comprehensive...and enjoyable to read. The introduction contains an interesting summary of the mining history and the...years of Spanish rule The Royal treasury received an average of $12.00 a minute from the mines of Mexico...produced specimens from such places as the La Fe Mine in the state of Chiapas and Santa Rosalia in the |
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| balance like our METTLER PM. It's built to be precise, (An ingenious fea ture called "electronic calibration"...very precise.) And it's built to be simple to use. (An eve* more ingenious feature called "DeltaTracI helps...15-residue peptides in as little as three weeks. An analytical HPLC chromatogram is included with each...YOU SYNTHESIZE PEPTIDES FOR LESS? Before you buy an automated peptide synthesizer, you should consider...available are Probe Cocktails which consist of an equimolar mixture of exon specific probes. Probe |
Gertrud Mine, Menzlhof, Kirchendemenreuth, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany