 | | Journal (article/letter/editorial) |
| Accepted Manuscript The Bamble Sector, south Norway: A review Timo G. Nijland , Daniel E. Harlov , Tom...Harlov, D.E., Andersen, T., The Bamble Sector, south Norway: A review, Geoscience Frontiers (2014), doi: 10... ACCEPTED MANUSCRIPT The Bamble Sector, south Norway: A review Timo G. Nijland a,*, Daniel E. Harlov...University of Oslo, PO Box 1047, Blindern, 0316 Oslo, Norway * SC Corresponding author. M AN U E-mail:...Abstract The Proterozoic Bamble Sector, South Norway, is one of the world's classic amphibolite- to |
 | | Journal (article/letter/editorial) |
| Manuscript The early-Sveconorwegian orogeny in southern Norway: tectonic model involving delamination of the sub-continental...Viola, The early-Sveconorwegian orogeny in southern Norway: tectonic model involving delamination of the sub-continental... The early-Sveconorwegian orogeny in southern Norway: tectonic model involving delamination of the sub-continental...Permanent addresses 1 Geological Survey of Norway, 7491 Trondheim, Norway 2 Department of Biological, Geological...1080 Ma. This evolution is recorded in southern Norway by two c. 25 km wide belts of up to granulite-facies |
 | | Journal (article/letter/editorial) |
| study of cordierites from the Bamble Sector, South Norway D. Visser, J.T. Kloprogge* and C. Maijer Department...cordierites across the Arendal amphibolite-granulite facies transition, Bamble Sector, south Norway are presented...of the Mid-Proterozoic Bamble Sector in southern Norway are reported. The results are dis- 0024-4937/94/$07...analysis. Geological setting The Bamble Sector, south Norway, is one of the classical examples of intermediate...transition. The transition itself is located in the Arendal-Tvedestrand-Ris6r area and is divided into four |
 | | Book |
| becouse of their immense voriety ond intrinsic beouty, hove always been items of interest and curiosity. This...individuals, the illustrations for thi s guide could not hove been prepared. We ore therefore indebted lo Dr.... the structures of all important mineral groups hove been anolyzed. By correlating this structural knowledge...properties to fill special needs. These compounds hove been used in the manufacture of high-temperature...or metamorphic processes. Some granites obviously hove crystallized from a melt; blocks of partially assimilated |
 | | Journal (volume) |
| Some very fine thumbnail to miniature size groups hove been found by earnest players. Perhaps you, too...to very fine blue celestite crystals and groups hove come from Motehuola, San Luis Potosi. The crystals...from Noico, Chihuahua. The few such specimens that hove appeared lately in the minerol market remind one...danburites from other world localities. Lorge crystals hove been found elsewhere to be sure, like the giants...collecred because rhey seem to leem w11h life and hove h,gh appeal as conversorion-pieces. Th,s stubby-lingered |
 | | Journal (issue) |
| hard-1 ness of 6 to 7, may be confused with black tourmaline, rutile, or columbitc tantalite, or with magnetite..._crystals. phenacite is sometimes described as "white tourmaline." A secondary mineral of u_ranmm-b�ar ing rocks..."- -., . .• , '- " � 7 Doubly terminated tourmaline, Son County, California. Diego gane..«e occurs...to yel low green plates of hardness 2 to 2.5. Tourmaline The tourmalines constitute a whole series of...and lithium. With a hardness of 7 to 7.5, the tourmaline gem stones run the gamut from ebony-black schorl |
| | Book |
| individuals, the illustrations guide could not hove been prepared. We are therefore indebted to Dr....or long crystals of such minerals as mica and tourmaline to grow with their long axes perpendicular to...stable if the outer energy levels of their atoms hove 8 electrons (a stable octet). Elements react easily...brought together, their atoms form crystals that hove properties between metals and nonmetals (intermediate...together, these tend not to become ionized because both hove a strong affmity for electrons. A chlorine atom |
 | | Journal (volume) |
| of new gem-lovers. Another example: red garnets hove been plentiful sinc·e antiquity. Yet clear red garnets...a brooder range of col ors than the tourmaline. The greens hove been rela tively abundant. But large...The rich dominated the market, and the rich must hove only the precious.' But in the lost generation or...Today young people, whose horizons on gem stones hove broadened, turn more and more to garnets, tourmalines...Blue Zoisite, some hove maintained, is uniformly a Ceylon sopphire-b·lue. Also seen hove been extraordinary |
 | | Journal (volume) |
| Germany. On the cover: For centuries fine artists hove produced still-lifes of fish, .fruit, flowers and...special documen10ry film obour the nion and his art. hove won 1housonds of admirers H,s uncanny perceptive...indelo1tgoble gem-lover, he financed new searches for tourmaline in the Pons oreo ond wrote the first treatise...fines! studies are in !he Louvre Collect,on, rwo hove !raveled through Europe and Asia in the U.S I.A's...Select,on of Best American Graphic Ans, 27 others hove received gold medal awards. "Shooting" gems for |
 | | Journal (article/letter/editorial) |
| Greenwood. Poland. 3, OrthoclaeeDeposit, Ordway Ferm, Norway. THE AMERICAN PROCEEDINGS THE NEW YORK 175...radio-active matter either in the water from which they hove been deposited or in the surrounding rock. Traceg...CHEMIC\I-MINERALOGICAL PROBLEMS; THE COMPOSITION OF TOURMALINE. II. E. Booxn. NerrcsJahrb. Min. Gal., 1916,II...author endeavorsto arrive at the true formula of .tourmaline. Moet of the anal;,rses agreewiththe generalformula |
 | | Journal (article/letter/editorial) |
| RAISED BEACH AND RUBBLE-DRIFT AT ALDRINGTON, BETWEEN HOVE AND PORTSLADE-BY -SEA, SUSSEX. WITH NOTES ON THE...of the Raised Beach exposed in a sand-pit between Hove and Portslade, I collected material from various...that author. On the west of Brighton, by way of Hove, Portslade-by-Sea, and Southwick, the Raised Beach...sand-pits and cliff-sections. The cliff section towards Hove from Brighton, where the superficial beds sink almost...uppermost four inches or so of the Raised Beach between Hove and Portslade differs much in character from the |
 | | Journal (volume) |
| and size and, slowly, the more informed· buyers hove been acquiring them. Once again, I urge kunzites...stones offer a sensible and highly advantageous I hove a strong personal interest in the new blue zoisite..."tanjeloffites") as first-class investments. In my memory I hove not seen any gem toke hold of the popular imagination...too many in I maintain that potential investors hove not paid enough attention to any of the colored...which I personally have great confidence is the tourmaline family. It is true that in theory many areas |
 | | Journal (issue) |
| crystals available. were intergrown with black tourmaline (schorl). In this paper, a general survey of...from Nigeria is given. The necessity of a and tourmaline of gem-quality are known to to come detailed...minerals found in the vicinity. These include tourmaline and aquamarine. M.O'D. BALFOUR (I.). 1985. Famous...413-18, 5 figs (3 in colour). Fine crystals of tourmaline up to 20cm in length have been found in two pegmatite...WÖHRMANN, B. 1985. Toramalli: a short history of the tourmaline group. MineralogicalRecord, 16,5,331-8,16 figs |
 | | Journal (volume) |
| Grundberg. Alter o lwo,yeor sobboticol in the South they hove returned 10 New York to live and to work. Benjamin...sometimes is shot through with pegmatitic threads of tourmaline. Pebbles of aegerite granite are Opposite Page:..."Cemetery Guards Discover Big Jewel Theft!" These wou Id hove been the head I ines, had there been newspapers...quality ta the Hope Diamond, and large enough to hove been shaped out of its missing tip. About the some...scalenohedral calcites. The silver mines of Kongsberg, Norway are less known for their fluorites than for their |
 | | Journal (issue) |
| Advert in "Down To Earth" Mid Sussex Times Briahton & Hove Geol. Soc Newsletter -4- SMLS Journal 181 Jan/Feb...page article in the latest issue of Brighton and Hove Geological Society's newsletter and illustrated...of angular granite fragments cemented by black tourmaline, which had been formed by the explosive decompression...this included vuggy specimens with needles of tourmaline which may be found on later examination to include...amounts of which were collected. A vein of black tourmaline in the floor of the bench produced some vuggy |
 | | Book (edition) |
| three-sided prism. The prism is thus hemihedral in tourmaline (f. 156, a top view of a crystal), and the prism...to the dihexagonal prism occurs in quartz and tourmaline, the hexagonal prism sometimes having only the...below, and the form accordingly 158 157 156 Tourmaline. Apatite. either rl m-n, or IT m-n. Examples...represents the top view of a crystal of tourmaline. , ; 177 176 Tourmaline. hedral planes, & jft, 2 |,...forms. point of view, the ditrigonal prisms in tourmaline and OKTHOKHOMBIC SYSTEM. 41 . quartz are |
 | | Journal (issue) |
| Diego Mineral and Gem So ciety: Jack Vermillion, Tourmaline Gem and Mineral Society and James Bradshaw, Convair...ego Lapidary Society; Jack Vermillion or the Tourmaline Gem and Mineral Society : Mrs. Neille Morgan...sometimes happens i n ruli laled quartz, beryl or tourmaline, a suc cessful "eye" can be achieved by orienting...rysoberyl. beryl. ruti J::tted quartz. tiger eye. tourmaline. gypsum ( ,· a nety satin span. and ap:!t.ite...)OU will be proud 10 show it l o your fr,cnds ond hove them try it. Li L..e oil Covingron Equipment, 11 |
 | | Book (edition) |
| prism /, or *-2, produces a is thns hemihedral in tourmaline (f. 156, prism ^-2 in quartz. Both these forms...to the dihexagonal prism occurs in quartz and tourmaline, the hexagonal prism sometimes having only the...accordingly 157. left 156 158 157 »S^2 Tourmaline. Examples of the first of these occur in f....rhomborepresents the top view of a crystal of tourmaline. ; , 176 Tourmaline. hedral planes, i?,f, — i,— |, —... IKKEQULABITIES OF CRYSTALS. 103 Prisms of tourmaline are very commonly bounded vertically "by three |
 | | Journal (issue) |
| only display locally and small museums that don't hove travelling displays. For this installment it was...the opportunity for retakes. A few of these pieces hove hod three or four turns in front of my camera, and... so I will cover some miscellaneous topics that hove been accumulating on my desk and in my head: A couple...[lenito County, California. New veins of this material hove not been discovered for years but new specimens...about another photographer's approach; these authors hove a good one. The other publication you may find valuable |
 | | Journal (issue) |
| SMLS Journal 218 March/April 2009 The Brighton & Hove Geological Society warmly invites you to a free...FREE admission . John Cooper, Chairman, Brighton & Hove Geological Society (john .cooper@briqhton-hove.gov...218 March/Aprll 2009 ·• .. ·, The Brighton & Hove Geolo ical Society invit you an ..v.-ning wi Prore...blue tourmaline from Mozambique, cut as a rectangular cushion shape. - A very pale pink tourmaline from...cut as a modified oval. - A deep purplish/pink tourmaline from Mozambique, cut as a brilliant. As the sole |
| | Book |
| or long crysto Is of such minerals as mica and tourmaline to grow with their long axes perpendicular to...Gypsum, Anhydrate Halite Hematite Magnetite Tourmaline Garnet Amphibole Hematite Limonite Others 15...contain need I es of ruti le, hematite, asbestos, tourmaline, or other minerals. Aventurine feldspar contains...inclusions. 50 RANDOM CRYSTALLINE INCLUSIONS Tourmaline needles in quartz Sand crystals Quartz grains...right. Some minerals-halite and calcite, for example-hove such well-developed cleavage directions that a break |
 | | Book (edition) |
| 7J or -&-2, produces a is thus hemihedral in tourmaline (f. 156, prism *-2 in quartz. Both these forms...to the dihexagonal prism occurs in quartz and tourmaline, the hexagonal prism sometimes having only -the...and the form accordingly left 158 157 156 Tourmaline. Apatite. Examples of the first of these occur...the rhorobo of tourmaline. represents the top view of a crystal , ; 176 Tourmaline. 8 hedral planes...same point of view, the ditrigonal priems in tourmaline and OBTHORHOMBIC SYSTEM. 41 quartz are tetartohedral |
 | | Journal (issue) |
| with a true adomantine l uste r. These crystals hove the brill iant appearance which one ossoc1otes with...growth and etch pa tterns. Some of these diamonds hove microcrystal inclusions and tinted with shades of...shield. The diamond pipe from which these diamonds hove been token hos never been located and the orioin....... ···-··· . ...... _ .70 Specimens Apl,te Tourmaline:• Tufo Graph i t e Borkev;kue Apor,te Shale Andeslte...apple green. Those that hove seen it soy that it is the best quality they hove seen for several years |
 | | Journal (issue) |
| c rys tals ore trans parent to trans lucent and hove one complete termina tion . Thes e c rys ta l s...roups ore of a plea s ing ton to cream c olor and hove a s oft, but s trong yel low fluores c ence under...monocli nic and ore oc tuolly double twins which hove t h e tJ s pect of a s q uare pri s m with diag...- ' -.; � These moun t oirs around Guonojoto hove yi elded a fortune , n silver and many fin e m ;nerol...ROCKS AND ROCK FORMING MINERALS Graphite Tufo Tourmaline• Andesile Shole 8orkcv1kile Bronzite Slore An |
 | | Journal (article/letter/editorial) |
| 31, 2016 Vol. 66.] TOURMALINE-CORUNDUM ROCKS OF KINTA. 435 18. The TOURMALINE-CoRuNDUM ROCKS of KINTA...Kinta Valley ......... IIL Description of the Tourmaline-Corundum Rocks and the Associated Schists ............................... IV. Origin of the Tourmaline-Corunduln Rocks .................. V. Conclusions...The two chief ingredients of these rocks are tourmaline and corundum; and it is evident, from the geological...University College London on May 31, 2016 436 TOURMALINE-CORUNDUM nOOKS OF XI~I~A. [Aug. 19 IO. I n |
