 | | Journal (article/letter/editorial) | | St. Austell, columbite, r3I Penryn Granite Co. quarry, Halv,zsso, stokesite, 411 Wheal Cock Zawn, stokesite...I Somerset Mendips, chloroxiphite, 357 Merehead quarry, Cranmore, brucite, blixite, hydromagnesite, hydrocerussite...Saltburn, iron-boracite, 404 Hepworth Iron Co. quarry, Penistone, francolite, siderite (magnesian), 287...tourmaline, altered gabbro, 124 Coch, Glamoroan, pyrobelonite, roman6chite, vanadinite, hausmannite, 85...SCOTLAND Arisaig, Inverness-shire, tholeiite, 273 Bad na h'Achlaise, Assynt, Sutherland, fenite, microeline |  | | Journal (article/letter/editorial) | | authors are printed in SMALLCAPITALS,subjects in lower-case roman, and localities in italics. Actinolitc...ALABASTER (C. J.), An occurrence of brucite at Merehead quarry, Cranmore, Somerset, 4o0 ALEXANDER (P. O.) and...the Bondoc Peninsula meteorite, I21 (Syn.), MI Bad na h'Achlaise, Assynt, Sutherland, fenitc, microcline...W.), PItlLLIPS (E. R.), and STONE (I. J.), The lower quartzofeldspathic gneiss at Broken Hill, New South...program to process electron-microprobe data, 414 Gabbro, Marangudzi, anal., norm, mode, conditions of cryst |  | | Book | | look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...Darker and even poorer in silica than diorite is gabbro, containing a calcium-rich plagioclase and pyroxene...Granite Nepheline syenite Syenite Dio rite Gabbro Peridotite 13 Dunite Serpentinite Rhyolite...Quartz, calcite, zeolites and clay minerals grow Vanadinite (Morocco) 39 from solutions; laboratory growth...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where |  | | Book | | PRODUCTS OF A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm ...manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: PRODUCTS OF A...such as Porcupine and Hemlo districts; Noranda district, Quebec. USA: Mother Lode belt and others in...Localities Canada: Cobalt mining district and Thunder Bay District, Ontario. USA: several localities... Wire silver, Silver Islet Mine, Thunder Bay District, Ontario, Canada * 11.5 x 14x 11 om Silver has |  | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...between that of the sample and that of the next lower grade. In this case we consider the hardness to...Different scratch hardness on kyanite 20 somewhere lower grade adding a half-grade to it. Although the determination...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...identification. Nobody should be discouraged by initial bad luck, it is sometimes difficult even for an expert |  | | Journal (issue) | | acicular crystals 9 mm long on calcite. Fall Hill quarry, Ashover, Derbyshire. Collected 1979. Roy Starkey...Wilson and B. Young Milarite from Shap granite quarry, Cumbria, England, with a discussion of milarite... particularly in Cornwall, Devon and the Lake District. (See obituaries: Embrey, 1973a, IlJ73b. See also...Hanley's name added to papers dealing with Lake District minerals). Kingsbury himself, howe~er, carried...C. Ber~emann in I S5~ from 10hanngeorgenstadt, Saxony. Gennany, and nallled by GJ. Adam in 1869, but |  | | Book | | (145T), greenockite (148T), jouravskite (185B) and vanadinite (201B). The Natural History Museum provided the...minerals are the raw materials of the landscape. Every valley, hill and mountain peak is made entirely of rocks...just 20km/12 miles beneath California’s Central Valley, it is substances like zinc and lead that join...so great that the iron simply cannot melt. The lower mantle is 6702,900km/420-1,800 miles down. Here...the underside of the crust, creating rocks like gabbro. Some oozes up into vertical cracks created by |  | | Catalog/List | | £2.16. 6. ARGENTITE. Comstock Lode, Paradise Valley, Nevada, U.S.A. A very rich sectile metallic grey...Psilomelane. Itxltxl". £5.40. 22. CHABAZITE. Dean Quarry, St. Keverne, Lizard, Cornwall. Unusual hollow...crystals of CHAB.ZITE with minor Stilbite, encrusting Gabbro matrix. Specimen A associated \'iith botryoidal...2txl·~xl". £2.16, 28. COBALTITE. Schneeberg, Saxony, Germany. Sharp, SLIvery grey, cubic crystals to 5 mm...Copp er • 3tx2+x2" • £8. 6~. 35. v'UPRITE. Harke Valley Mine, Linkinhorne, CormJall. Sma.ll, very bright | | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned jn such a way that they form...that of the next lower grade. In this case we consider the hardness to be of the lower grade adding a half-grade...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...identification. Nobody should be discouraged by initial bad luck, it is sometimes difficult even for an expert...should preferably be more detailed, e.g. walls of a quarry, or refuse heap specimen, so that one could find |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur...byssolite. Mono- coast of North America: Kobuk River Valley, Alaska, clinic, C2/m, a,b,c = 9.89, 18.20, 5.31 |  | | Book | | uranotile 84, 85 uvarovite 77, 78 vanadates 65 vanadinite 68, 69 variscite 69, 70 vauquelinite 63 verdelite...found in igneous rocks rich in magnesium and gabbro granules and and poor in silica, such as peridotite...brownish black, at Freiberg and Andreasberg in Germany, and also in the United States (Arizona). Antimony...found at Butte, Montana, and the Copper River district of Alaska. A much rarer mineral is covellite,...Switzerland. Good crystals I occur at Freiberg in Saxony, Cavnic in Romania, Schwaz in the Tyrol (Austria) |  | | | | 39, 40 soda 50 uvarovite 77, 78 vanadates 65 vanadinite 68, 69 variscite 69, 70 quartz 28, 31, 95 quartz...rocks rich in magnesium and poor in silica, such as gabbro and peridotite. It is normally found in granules...brownish black, at Freiberg and Andreasberg in Germany, and also in the United States (Arizona). Antimony...found at Butte, Montana, and the Copper River district of Alaska. A much rarer mineral is covellite,...found in crystals if occur at Freiberg in Saxony, Cavnic in Romania, Schwaz in the Tyrol (Austria) |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...marble ..... . Connecticut Canaan, New England Lime quarry Silky white xl prisms in dolomitic marble .......material ........... Arizona Cochise Co. , Swisshelm district Rich brown to gray massive, some with minor cerussite...aluminum silicate Calilornia Placer County, Grass Valley Hornblende Norite Broad white crystal sections...chloro-phosphate :\'ew Hampshire Grafton Center, Ruggles quarry Olive green masses in pegmatite ....... Fl. APOPHYLLITE |  | Epp, Tatjana, Marks, Michael A.W., Ludwig, Thomas, Kendrick, Mark A., Eby, Nelson, Neidhardt, Harald, Oelmann, Yvonne, Markl, Gregor (2019) Crystallographic and fluid compositional effects on the halogen (Cl, F, Br, I) incorporation in pyromorphite-group minerals. American Mineralogist, 104 (11) 1673-1688 doi:10.2138/am-2019-7068 | Journal (article/letter/editorial) | | Geowissenschaften, Wilhelmstraße 56, 72076 Tübingen, Germany Eberhard Karls Universität Tübingen, Fachbereich...Geoökologie, Rümelinstraße 19-23, 72070 Tübingen, Germany 3 Ruprecht-Karls-Universität Heidelberg, Institut...Im Neuenheimer Feld 234-236, 69120 Heidelberg, Germany 4 Research School of Earth Sciences, Australian...[Pb 5(PO 4) 3Cl], mimetite [Pb5(AsO4)3Cl], and vanadinite [Pb5(VO4)3Cl], are common phases that form by...38), mimetite (N = 16), and vanadinite (N = 2) from Schwarzwald (Germany). Natural pyromorphite incorporates |  | | Catalog/List | | Mine, Ne ,Graveglia Valley, Liguria Italy, I collected it in 2019 . £18 9 VANADINITE attractive piece....Congo mine, Lubumbashi, Katanga DR Congo £80 13 VANADINITE unusual form of dipyramidal crystals brown crystals...crystals with magnification) Malad Quarry. Malad, Mumbai district Maharashtra India 7x4 £30 31 RICHTERITE...Verbano-Cusio Ossola Piedmont Italy 5x7cm £15 Finero Quarry, 39 SEPTARIANNODULE both halves cut and polished...this very rare feldspar on a fine grained greyish gabbro. It comes as a thin pearly white coating, nothing |  | | Report (volume) | | V20 5 , but most phosphate deposits have a much lower vanadium content. Vanadium is commonly the principal...Cu)a(VO,)sCL ________ do ________ _ Variety of vanadinite. Dechenite, PbZn(V, As) 0 4 0H _______________...04hCL __________ Vanadate ______ _ Variety of vanadinite. Eosae _____________________________________________...-Akademie der Wissenschaften Sitzungsberichte. Berlin, Germany. Akad. Wiss. [Gottingen] Math.-phys. Klasse, Nachr...Mathematisch-physikalische Klasse, Nachrichten. Berlin, Germany. Akad. Wiss. [Gottingen], Math.-Physik.-Chem. Abt |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric...minerals are concerned. Opal is still thought to bring bad luck, and similar stories are told about certain...of these fourfold axes in all. The considerably lower symmetry of a monoclinic crystal is shown in Fig...crystallographic symmetry of a body may often be lower than its apparent geometric symmetry. In a pyrite |  | | Book | | (53T), greenockite (56T), jouravskite (93B) and vanadinite (109B) . The Natural History Museum provided...minerals are the raw materials of the landscape. Every valley, hill and mountain peak is made entirely of rocks...just 20km/12 miles beneath California's Central Valley, it is 90k1n/54 miles thick under the Himalayas...the underside of the crust, creating rocks like gabbro. Some oozes up into vertical cracks created by...to the surface. basalt lava at the surface and gabbro deeper down. At subduction zones, partial melting |  | | Catalog/List | | crystalline mass 5x3cm BalmatEdwards Zinc mining district, St Lawrence County ,New York, USA £7 14 EPIDIDYMITE... cleavages in Quartz 5x5 cm Ricksburg Karibib District Namibia £25 22 TILLEYITE creamy white cleavable...obvious brown mass in 3x2 Casagna Mine, Graveglia Valley Liguria Italy £ 10 L...~~--------1 --=2q_ PR...AMBYGLONITE white cleavage piece 4x2x2 Bikita , Bikita district Zimbabwe £5 2 ._ This is the area involved...sample B) about 8x8mm orange area on 1.5cm £1.2 36 VANADINITE attractive bright display piece of lustrous orange |  | | Catalog/List | | the l1 prehnite overcomes the cut edges ! Copper Valley Digging , I Gobobosebberge Erongo region Namibia...with two __jprevious owners labels £40 1 .. 3 VANADINITE very pleasing arrangement as a scattering of...orange crystals on cockscomb Barytes Mibladen district , Morocco 6x4 £30 () , 1 5 APOPHYLLITE pale...10x6cm showing excellent play of colours Ampanihy District Madagascar £25 13 OLIVINE variety FORSTERITE...dark grey veins in Feldspar Ricksburg Karibib District Namibia 5x3x2.5 £ 18 16 HILLEBRANDITE pale blue | | | Book | | uranotile 84, 85 uvarovite 77, 78 vanadates 65 vanadinite 68, 69 variscite 69, 70 vauquelinite 63 verdelite...brownish black, at Freiberg and Andreasberg in Germany, and also in the United States (Arizona). Antimony...found at Butte, Montana, and the Copper Rjver district of Alaska. A much rarer mineral is covellite,...Switzerland. Good crystals ll occur at Freiberg in Saxony, Cavnic in Romania, Schwaz in the Tyrol (Austria)...with a metallic lustre, mainly at SiegerJand in Germany and in Bohemia (Czechoslovakia). It is found at |  | | Book | | by Gloucester Typesetting Co. Ltd. Printed in Germany Contents Translator's Foreword 4 Foreword ...known in some parts of the Continent, including Germany. Ore: Ores are deposits of minerals, which contain...hardness. Each mineral will scratch those in a lower division on the scale and can be scratched by those...mimetite, phosphorite, pyromorphite, turquoise, vanadinite. 8. Silicates Acmite, actinolite, andalusite...prisms and pyramids. Occurrence: England, Scotland, Germany, Alps, Urals, Brazil, Madagascar. Quartz is important |  | | Catalog/List | | CABRERITE (Magnesian Annabergite). Laurium, Attica district, Greece. Light green small sharp crystals lining...2x1tx1", £3.7Sp. 14. CALCITE. St. Andreasberg, Harz, Germany. Specimen A: Select translucent to transparent... A large geode-like cavity in calcite/ altered gabbro matrix lined with transparent creamy coloured well...~-x2t", £6. SOp 16. CARPHOLITE. Wippra, Harz, Germany. Rich golden coloured radiated crystalline masses...crystal. 1x*", £1.25p 43. GALENA. Clausthal, Harz, Germany. Select mmdified sha~p bright crystals to over |  | | Catalog/List | | Broken Hill, New South Wales Australia £8 4 VANADINITE orange brown crystals 3 to 4mm size all over...fibrous mass 5x3 Edwards, Balmat-Edwards Zinc District, St Lawrence Co., New York, USA. £7 6 MOHAWKITE...this very rare feldspar on a fme grained greyish gabbro Kurumazawa, katashina Gumma prefecture Japan 5...It's about lm thick Cassagna Mine, Ne ,Graveglia Valley, Liguria Italy, I collected it in 2019. £18 14...pale green plates on Monticellite 4x3cm Crestmore Quarry, Riverside county California USA £10 2 33 DOLOMITE |  | | Journal (issue) | | Behnke, Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...Articles Famous mineral localities: The Castle D om e district, Yuma County, A r iz o n a .....................The Castle D om e district is one o f the oldest and longest-lived mining district in A rizo n a . The...green vanadinite, yellow wulfenite and green mimetite. INTRODUCTION The Castle Dome mining district is...Dome Mine Road across the Castle Dome Plains. The district lies in the Castle Dome and Middle Mountains, |
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