 | | Journal (article/letter/editorial) |
| chalcedony, which fills veins and vesicles in an olivine basalt. A calcium-rich ferrierite has been recorded from...miles W. of Westwold in the south-east Kamloops District; on the shores of Pinaus Lake, 8 miles SE. of...Japan (Yajima et al., I97I ) and from Weitendorf, Styria, Austria (Zirkl, ~973). In August i966 , a Sydney...collecting in the then-working Wol|ongong City Council Quarry at Unanderra on the south coast of New South Wales...Freeway being constructed at that time and the quarry ceased operations on the completion of that work |
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| derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...lamellae are often visible to the naked eye, as in labradorite (Pl. 46). ,8 9 Atomic structure of crystals...+J gran,tic ' •,.:,,,.'·· . v,.~ . ,.v •, •- basalt magma b+., \I I dioritic magma magma +¥ ...(Ca) hornblende, augite 1ron ores gab?ro norne basalt gabbro*dolerite (diabase) porphyry *melsphyre dolerite...quartz m11:a m;ca marl clay minerals calcite basalt, dolerite augite feldspar hornblende peridotite |
 | | Journal (article/letter/editorial) |
| zeolite-bearingrock originally came from a small quarry near the eastend of the settlementof Altoona, but...open spaces between fragments of brecciated basalt. The basalt consists of abundant glass with less than...thesemineralsis in preparation. 6l southeasternKamloops District, British Columbia, in basaltflows belongingto...greenish-blackbasalt composed of microphenocrysts of labradorite and augite set in an opaque glassmatrix in a...occur in a deeply weathered, porphyritic olivine-basalt flow-brecciain the Kamloops Group of middle Siluer |
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| light coloured rocks with a fine-grained texture. Basalt arises from a lava solidified into a black rock...-14 Obsidian Z K ■ £ ?*«*? V -S. . _ a Basalt Slate Schist 16 Phyllite Gneiss Homfels...rubbish which may harm animals. If the site is a quarry careful arrangements with respect to equipment...forms part of an important and extensive mining district. Details of the names of species are taken largely...Found at the Pelican Dives mine, Silver Plume district, and Little Emma mine, Clear Creek County, Colorado |
 | | Catalog/List |
| ANALClTE. Zeolite Group White crystals well covering Basalt. {Talisker Bay, Skye ,. Scotland) lxl 60p lx2 fl...creamywhite micro crystals in cavities in Natrolite (Saga Quarry,TvedalenNorway} lxl E2.60 062 BORNITE Cu/5 FeS/~...CHABAZITE sharp small white crystals in cavities 1n Basalt. (Quirang, Skye, Scotland) ·lxl 60p .J 092 CHIAVENNITE...BAZI'i'E Zeolite qroup s111allwhite crystals on Basalt (N.!reland) lem 0.80 1 x ½ fl.10 119 CHALCOSTIEI'l'ECu...ITE Feldspar group pale green phenocrysts :n qrey Basalt. (Eycott Cumbria) 2x2 60p 2x3 El.OO 080 ClJ..CITE |
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| and augite but no feldspar, in a groundmass of labradorite with orthoclase rims, olivine, augite, and some...which rounded pyroclasts predominate. agglomerate, basalt ig. extru. Cemented coarse pyroclastics consisting...quartz and biotite altered to chlorite. [ Akenobe district, Tajima, Japan] (Kato in 1920) akerite ig. pluton...alboranite ig. extru. Olivine-free hypersthene basalt, containing calcic plagioclase (bytowniteanorthite)...hypersthene phenocrysts in a groundmass of calcic-labradorite, clinopyroxene, and magnetite, j Island of Alboran |
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| Manitoba, Canada * 10.5 x 10.5 x 65 cm Page 256: Labradorite (see page 171) I would like to dedicate this...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...collectors and often used as decorative items. Basalt is the most abundant volcanic rock on Earth’s surface...rock, created when hot gases were trapped in the basalt lava as it a specimen. The minerals may have grown...solidify into an extrusive igneous rock such as basalt. Magma may also solidify very slowly beneath Earth’s |
 | | Journal (article/letter/editorial) |
| and chemistry of the basic igneous rocks of this district and therefore only slightly overlaps the work...the Geological Survey. I began working in this district many years ago, but delayed publication in order...com pany I have examined certain parts of this district and who have put at my disposal much valuable...published with Sheets 17 and 25, and the rocks of this district have not been studied in great detail. Although...working in this district I have come to the conclusion that many masses of dolerite and basalt mapped as lavas |
 | | Report (issue) |
| by its quotation in the memoir dealing with the district concerned and in H. S. Wasl1ington's 'Chemical...03 - 100.16 - I00.20 Probably Lower O.R.S.. Quarry¼ m. S.E. of Weets, Insch, Aberdeenshire. 1 11 Geol...'Banff,' 1923, p. 124. Probably Lower O.R.S.. Strone Quarry, N. of Banavie, Inverness-shire. I" Geol. Sheet...granophyric. Tertiary. Quarry in bank of Allt nan Dris, 5. Granite. Corrennie Quarry, at Tillyfourie Railway...biotite; ,vith subordinate muscovite. 1\1.G.S. ' Lake District,' 1876, p. 30. Q.J.G.S., vol. LI, 1895, p. 14 |
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| Apophyllite on Prehnite. Also Gyrolite No 224. From Austria, Nitrobarite micros in Slag (No 312).Kinoite in...f4.80 017 ANALCITE white crystals well covering Basalt.{Talisker Bay,Skye Scotland). lxl 60p lx2 El.20... grey-green somewith Serpentine. (CountyBridge Quarry, Lizard) lxl 90p lx2 fl.50 2x2 f3.00 024 NATIVE~...BYTOWNITE palegreen phenocrysts of this Felspar in grey Basalt. (Eycott Cumbria) 2x2 60p 2x4 El.20 OJ3 CACOXENITE...italy. lem n.BO 03& CHABAZITE white crystals on Basalt.(N.Ireland) 1 x ½ J ns El.10 069 CHABAZITE sharp |
 | | Journal (article/letter/editorial) |
| NESBIT-~:Effects of aqueous cations on the dissolution of labradorite feldspar. A. BELONOSHKO and S. K. SAXENA:A molecular...between large crystals from syenite and alkali basalt xenoliths. F. FARGES:Structural environment around...Saualpe and Koralpe type-locality (Carinthia/Styria, SE Austria)-Their bearing on Alpine orogenesis. T. BARIAC |
 | | Journal (article/letter/editorial) |
| intrusions and the volcanic vents of the Misty Law district. As the last named should more properly be con...a number of dykes in the Gourock and Kilmacolm district. The field evidence indicates that these are later...fresh Markle basalt is well exposed at the northern end of Lunderston Bay, and in a quarry on the hillside... greenish material is seen in the midst of the basalt. This seems to be of the nature of a fumerole,...considerable alteration and decomposition of the basalt in the immediate neighbourhood. The material of |
 | | Journal (article/letter/editorial) |
| XXIV.—The Igneous Geology of the Burntisland District. By Douglas A. Allan, B.Sc, Ph.D., Falconer Fellow...497 498 499 500 501 496 I. INTRODUCTION. The district examined in the course of the research embodied...are abundant bombs and fragments of compact blue basalt carrying small olivine phenocrysts. Associated...vicinity are several intrusions of a compact olivine basalt. Among the sediments they appear as sills, but...with ash carrying basalt bombs and some THE IGNEOUS GEOLOGY OF TJIE BURNTISLAND DISTRICT. 481 fragments |
 | | Catalog/List |
| mass of black crystals, some Mount Malosa, Zomba District, free standing. ______ ______ Malawi Black crystal...Arizona Pure green cleavage AMAZONITE Landsverk quarry, Evje, Norway Ixl 50p lx2£l 11 felspar group____________...PO/4___________ £2.40 £1.20 White crystals well covering Basalt. 17 ANALCITE Taliskcr Bay, Skye, Scotland 1x1 70p...£3 7 Pure black mica plate new Analysis , Saga Quarry, Tvedalen near ANNITE Mica__________ paper available...Chrysotile, pale grey-green Ixl £1 County Bridge Quarry,Lizard Mg Fe SiO_______ massive. _________ .Cornwall |
 | | Catalog/List |
| Scandium minerals.(Klausen Qry.Gleichenberg Styria Austria) 1mm sphere on 1cm £3. b) with 3 or 4 spheres...Azurite. Rare. (Grabanz,Neufinkenstein,Carinthia Austria) 2x2cm £4 452 TENORITE Copper Oxide. Rich black...CO/3 OH blue micro crystals on rock. (Greystones Quarry,Lezant,Cornwall) £2.00 lx H £3.50 2 076 CALEDONITE...Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1 £2 553 TETRAHEDERITE (Cu Fe) Sb S...cleavages with cerussite and or Pyrolusite (Merehead Quarry, Mendips,Somerset) H x B £2 269 MENDIPITE Pb/3 |
 | | Catalog/List |
| mass of black crystals, some Mount Malosa, Zomba District, lxl ins £5 lx2ins _lyro?'~~e . __ __ _ ___ ___...- - - AMAZONITE Pure green cleavage Landsverlc quarry, Evje, Norway lxl S0p ALAMOSITE fcLp 10 g:...P0/4 £1.20 ANALCITE White crystals well covering Basalt Talisker Bay, Skye, Scotland lxl 70p lx2 -=Zeo=l:...with Chrysotile, pale grey-green County Bridge Quarry,Lizard ,Cornwall MgFeSiO massive. Minas Gerias...MITE Creamy white micro crystals in cavirties Saga Quarry, Tvedalen, Norway Ix½ £3 Al O OH in Natrolite _ |
 | | Journal (article/letter/editorial) |
| PAGE Introduction : Physical Features of the District, Part I. The Lower, Basic Lavas, „ I I . The Upper...122 125 INTRODUCTION: PHYSICAL FEATURES OF THE DISTRICT. The rich agricultural tract of country that...more acid, strongly felspathic type (labradomte-basalt). In this series the percentages of silica and...silica and 12 per cent, of magnesia; the olivine-basalt of Kippie Law, 46 per cent, of silica and 6*8 per...per cent, of magnesia; while the labradorite-basalt of Markle Quarry contains 49'5 per cent, of silica |
 | | Journal (article/letter/editorial) |
| Text-fig. 1. The district is readily accessible by road and there are numerous quarry exposures all disused...disused with the exception of Collace roadstone quarry. Good natural exposures occur in scarp faces on...f\Felsparphyric olivine basalt. \\sApnyric oil fine basalt X/AFine-qrained basalt with olivine insets....Andesite basalt. W$$ko/ivine-free 2-pyro. \\\\\W\Mixedandesite basalt IJJjJiil! olivine basalt. I Andesite...suitable for close study is a feldspar-phyric olivine basalt resting on coarse conglomerate seen near the top |
 | | Journal (issue) |
| discovered in what was considered to be a variety of basalt (Kirwan 1799). Although Playfair (1802) pointed...supporting the Neptunistic view of the origin of basalt. The controversy continued until 1843 (Griffith...of Portrush, recorded a total of about 90 m of 'basalt' in a series of apparently intrusive sheets in...dolerite. Chilled contact, fine-grained olivine-basalt .. Fine-grained olivine-dolerite . . . .. .. {...Island. Although the material contains augite, labradorite, olivine and crystals of opaque oxide and sulphide |
 | | Journal (article/letter/editorial) |
| field-relations of the basic intrusion of Lowe's-llill Quarry near ]3artestree were fully described by Murchison...however, the only exposures are at Lowe's-Hill Quarry and for a short space immediately to the south-west...the intrusion, a fault passes obliquely up the quarry-face and is marked by a band of breccia. The presence...fault-plane apparently forms t:he northern fac:e of the quarry for some 40 yards, but the exposures are very bad...this ill-exposed portion the northern face of the quarry has been cut back some ]0 feet from the fault-line |
 | | Journal (article/letter/editorial) |
| sediments is well seen in the western portion of the district, where the finely shaped massif of the Lomond...etc., p o s e d at S e e f a r and escarpment N. Quarry. and E. of massif. Crags along whole Very fresh...fresh in places. jj length. Nepheline- Crags and quarry near summit of hill. basanite. Quarries N. and S...Horizon. JJ • • O-Oiente. j ) Teschenite Quarry at Pitcairn. Q u a r t z - In burn at paper-mills...and at Rameldry Den, Chapel, etc. d* Teschenite Quarry near Carriston Cotton. Q u a r t z - Quarries at |
 | | Report (issue) |
| disponible en français Cover illustration Pendant: labradorite set in sterling silver. Designed and handcrafted...pendant measures 5 cm from top to bottom. The labradorite is from Tabor Island, Labrador. Photograph by...by H. Gary Ansell. GSC 1999-001A Labradorite sculpture by Dolorès Michaud, Ottawa. The sculpture measures...measures 18 cm from top to bottom. The labradorite is from Tabor Island, Labrador. Photograph by H. Gary...gypsum occurrence Cap au Taureau occurrences Fatima quarry Baie du Sud occurrence Île du Havre aux Maisons |
 | | Journal (issue) |
| North-West Branch: 1. Knight, F.G.A. South Yorkshire & District Branch: J. I. Platts, F.G.A. Examiners: B. W....HELIOLITE, A TRANSPARENT, FACETABLE PHASE OF CALCIC LABRADORITE By FREDERICK H. POUGH, Ph.D Reno, Nevada, U.S...it was labradorite, and so it must have been. However, it was, and is, unlike any labradorite with which...turn, overlies a dense black basalt of undetermined thickness. The basalt is very coarsely granular and...and magnetite. In the normal sense of a typical basalt, a dense fine-grained black rock, it is very different |
 | | Book (edition) |
| certain pyroxenes. Labradorin escence, typical of labradorite, is due to diffracfrom closely spaced planar...collector in the field should visit are mine dumps and quarry rubble heaps, where there will always be the odd...Canada) and the USSR. Formerly mined in a small district near Monte Rosa (Italy). The main source of the...Schemnitz and Kremnitz). Found in the Sarrabus mining district in Sardinia (Italy) and in some lead and...world's main deposits are in the Tri-State mining district (Missouri, Kansas, Oklahoma, USA), at Sullivan |
 | | Report (volume) |
| _________--____-_---_-------___-_--------_----_______ Ajo district.-_--_.____---------______--_-_--__---_______ Oatman...____________________________________________________ 11 Austria._____________________________________________________...______--__-__---_____----_____-__-___-___________ Bonanza district._________________________________________ Breckenridge...region___________________________________________ Spanish Peaks district.____________________________________ Summitville...________________________________________ Edwardsburg district._____________________________________ 11 11 12 |
