 | | Book | | Endsleigh House 50 Daniell Road Truro, Cornwall TR1 2DA England Printed in Great Britain by Short Run...that he knew of no place on earth that surpassed Cornwall in the number and variety of its minerals. Hogg's...is subtitled 'in wich [sic] is shown how much Cornwall contributes to the illustration of the science'...later by Collins' A Handbook to the Mineralogy of Cornwall and Devon' (1871; 1892 with addenda, the latter...mention Purser's 'Minerals and locations in S.W. England' (1974). The work was never published, although |  | | Journal (article/letter/editorial) | | RYBACK 42 Bell Road, Sittingbourne, Kent ME10 4EB, England AND PETER C . T A N D Y Department of Mineralogy...British Museum (Natural History), London SW7 5BD, England T n E supplementary lists of British Isles minerals...has improved recently. The classic minerals of Cornwall and Devon are splendidly described by Embrey and...known from the British Isles, and 580 or so from England. Of these latter, about 116 are listed here as...on minerals collected by A. de Hailer at Tynagh mine, Ireland, unpublished except in newsletters (Bulletins |  | | Journal (article/letter/editorial) | | range of compositions, from hübnerite- (MnWO4) to ferberite-rich (FeWO4). Deposition style, source of Mn and...proposed to govern the wolframite H/F (hübnerite/ferberite ratio) defined as 100 at. Mn / (Fe + Mn). The...district, located near the world-class Panasqueira W mine in Portugal, exposes a quartz-wolframite vein system...compositions ranging from hübnerite (MnWO4) to ferberite (FeWO4, e.g., Harlaux et al., 2018a; Lecumberri-Sanchez...to govern the wolframite H/F (i.e., hübnerite/ferberite) ratio, hereafter calculated as 100 at. Mn / (Fe |  | | Journal (issue) | | UK TS C 2 COVER. Emerald-green torbemite crystals to 9 mm across, from South Wheal Basset, lllogan...lllogan, Cornwall. Caerhays Miniature Collection No. 945. EDITORIAL The UK Journal of Mines a11d Minerals...advertising. FRONTISPIECE 3 Fluorite from Frazer's Hush Mine 4 THE SUSSEX MINERAL AND LAPIDARY SOCIE1Y EDITOR...RASPITE, STOLZITE AND PHILIPSBORNITE FROM CLIGGA MINE, CORNWALL David Green • Andrew Tindle 33 THE LEVERS...Press, Dorchester, Dorset, DT11HD ADVERTISEMENTS UK Journal of Mines & Mincr.ils No. 34 -1- EDITORIAL |  | | Book | | by Alison Hodge, 2 Clarence Place, Penzance, Cornwall TRI8 2QA, www.alison-hodge.co.uk, info@alison-hodge...Cornish minerals. Thanks also to Michael Merry of Cornwall Devon Mineral Specimens (www. cornwalldevonmineralspecimens...taken by him of the botallackite in situ, Wherry Mine pump column and wolframite outcrop. Two private...Sara Chambers, Collections Manager, the Royal Cornwall Museum, Truro (www.royalcorn- wallmuseum.org...to Carnon Downs North Coast: Porthtowan to Perranporth The Lizard: Mullion to Manaccan St Austell; |  | | Journal (article/letter/editorial) | | states. Examples include the Cove mine, Lander County, the Bald Mountain mine, White Pine County, and the famous...famous Majuba Hill mine, Pershing County, Nevada; with freibergite and andorite at the Bear Basin mines...sphalerite at the Young American mine, Stevens County, Washington; the Old Dowdy mine, Gunnison County, Colorado...löllingite, smaltite, and various sulfides; the Merrimac mine, Doña Ana County, Figure 1. A 2.5-cm-high stannite...arsenopyrite. This 13-cm specimen is from the Yaogangxian mine, Hunan, China. Collector’s Edge specimen, Jeff Scovil |  | | Journal (article/letter/editorial) | | range of Sn-W sheeted vein systems from southwest England and Spain. The methods are based on fractal concepts...methodology, we use two data sets from Cligga Head, Cornwall. Both are from greisenized granite; one...an essentially unmineralized system (Cligga 1), the other (Cligga 2) including veins with extensive Sn-W...developed for Cligga Head are then applied to a wider range of Sn-W sheeted vein systems in Cornwall and Spain...metal contents were investigated from southwest England and central Spain. All contain “sheeted vein” systems | | | Book | | Designed by BDP - Book D evelo ion,/ enzance, Cornwall o part of this 'Nork may be pho ocop:ed, stored...Introduction 4 About this Book 9 Geology and Mine ralization 14 The D istricts 24 24 29 West Penwith:...Linkinhorne East Cornwall : Callington t o Calstock 36 40 45 50 56 61 66 70 74 Rocks of Cornwall 78 Precious...physical properties of minerals (pages I I 0- 1 I). Cornwall, for its size, has one of the most diverse ranges...1n museum collections such as hose of the Royal Cornwall Museum in Truro and the aural His ory Museum |  | | Catalog/List | | BARSTOW 26, Tregeseal, st. Just, Near Penzance, Cornwall, England. Tl!JL .1\10.: St. Just 880 (STD a73 677)... 7. ANALCIME. Dean qry. St. Keverne, Lizard, Cornwall. Well fDrmed, snow white, crystals and crystaline... 43. NATIVE COPPER. Fowey Consols Mine, Tywardreath, Cornwall. Rich, dark. coppery, h3Ckly crystalised...2-t;-x2xl-!:-". £4.50. CoRNWALLITE. Phoenix Mine, Linkinhorne, Cornwall-. Rich, deep.green, slightly botr~oidal...C - As Specimen A - 2xlt". £1.25. CRoCOITE. Kapi Mine, Dundas, Tas~enio, ~ustralia. Choice, bright, orangev |  | | Report (issue) | | and tin-bearing vein from Hemerdon deposit, Devon, UK. The tungsten is present in wolframite, the dark...(WO3 %) 76.3 Specific gravity (g/cm3 ) 7.5 Ferberite FeWO4 Wolframite (Fe,Mn)WO4 76.5 7.1-7.5...isomorphous6 substances ferrous tungstate or ferberite (FeWO4), and manganous tungstate or hübnerite...intermediate 20-80 per cent range between the ferberite and hübnerite end-member compositions. Some basic...the Czech Republic through France and south-west England and into Spain and Portugal also has some important |  | | Journal (article/letter/editorial) | | Springer-Verlag1978 On the Application of the H(Jbnerite Ferberite Ratio as a Geothermometer F. M o o r e and R....wolframite crystals from four different localities in Cornwall were investigated using an electron microprobe...well known metallogenic province of southwest England started soon after the emplacement of the Cornubian...result of the work the validity of the hiibnerite-ferberite (H/F) ratio as a geothermometer is questioned...crystal from a greisen-bordered Mount granite, Cornwall vein near the Chemical Composition Sample |  | | Journal (issue) | | Symes Russellite from Buckbarrow Beck, Cumbria, England B. Young , N. J. Fortey and P.H.A. Nancarrow 3...D .H .M. Alderton 17 The Mineralogy ofWapping Mine, Matlock Bath, Derbyshire F. fnce 25 13 NOTES...N. Hubbard 35 Strontianite from Brownley Hill Mine, Nenthead, Cumbria M . Wood 35 Secondary copper...visit underground in a working mine, at Wheal Providence, St. Ives, Cornwall, being about 8 years old at...to visit every mine in Great Britain and Ireland, and to go into every metalliferous mine in the British |  | | Journal (article/letter/editorial) | | nearly pure huebnerite (MnWO4) core to nearly pure ferberite (FeWO4) rims. This zonation correlates with a...(Lüders, 1996); and St. Michael’s Mount and Cligga Head, England (Campbell and Panter, 1990). These studies...MARE National boundary Neogene volcanic rocks Mine Boundary of underlying Neogene plutons Caldera...(17–23.5 wt % MnO) are surrounded by nearly pure ferberite rims (20–24 wt % FeO) (Fig. 4). IR spectra collected...and core (g and h). Scale bars = 100 μm. fer = ferberite; hue = huebnerite; py = pyrite; sid = siderite |  | | Catalog/List | | refere nce and specime n numbe r(s) 25 3 Inde x by mine ral showing spe cime n numbers 39 4 Index by...Name of the speci es. Locality. including name of mine or quarry, nearest town and county, and six figure...Waterba.nk mine Waterbank mine Hilton mine Esgair Hir mine Milltown quany Esgair Hir mine Broadlaw vein...Mllttownquany Wh.Jane Comw. HIiton mine Waterbank mine Mllltown quany Eaglebrook mine Uechwedd Helyg Wh.Gorland...Waterbank mine Waterbank mine Milltownquany Waterbank mine Wh.Fortune Lyme Regis Dry GIii mine Roughtongill |  | Ni, Pei, Li, Wen-Sheng, Pan, Jun-Yi, Cui, Jian-Ming, Zhang, Kai-Han, Gao, Yan (2022) Fluid Processes of Wolframite-Quartz Vein Systems: Progresses and Challenges. Minerals, 12 (2) 237 doi:10.3390/min12020237 | Journal (article/letter/editorial) | | located in Portugal, is the second largest tungsten mine in Europe and has been active for ca. 130 years...Saudi Arabia Fielders Hill Australia The New Hope Mine Australia Balmains and Rumsby’s Lodes Eastern...world-class districts for tungsten deposits in Cornwall, the Iberian Massif, the Bohemian Massif, the...3.4 to 320.1 ± 2.8 Ma [96]. The Cornwall region, located in SW England, includes ophiolitic rocks of the...the region, including the Cligga Head mine founded within the Cligga Head granite and Marazion Beach |  | | Journal (article/letter/editorial) | | solid-solution series between hübnerite (MnWO4) and ferberite (FeWO4), is the main tungsten-bearing ore mineral...results indicate that solubilities of hübnerite and ferberite in hydrothermal fluids at typical W-mineralizing...precipitating hübnerite and ferberite from acidic hydrothermal fluids. Hübnerite and ferberite are also significantly...mineralizing fluids. This may be one of reasons why ferberite is more common than hübnerite in tungsten deposits...stage. Keywords: tungsten deposits; wolframite; ferberite; hübnerite; thermodynamic model 1. Introduction |  | | Journal (article/letter/editorial) | | Abstract: Magnesian wolframite with Mg-rich ferberite to MgWO4 dominated wolframite member (“magnesiowolframite”)...58 mol.% “magnesiowolframite”, 35 – 64 mol.% ferberite and 7–16 mol.% hübnerite). The origin of the hydrothermal...magnesian ferberite, Ochtiná, Slovakia. Introduction Wolframite as a solid solution of ferberite and hübnerite...epithermal subvolcanic ore vein deposits. Locally, the ferberite – hübnerite solid solution shows elevated contents...we describe in detail this unusually Mg-rich ferberite to Mg-dominated wolframite (“magnesiowolframite”) |  | | Report (issue) | | waste-product has often become the most valuable asset of a mine under changed conditions as regards de,mand. Tin-mines...2.-0re-dressing plant of the Gunnislake Glitters Mine 26 A2 ,\. , ... I 'l CHA.P�L'ER I. TUNGSTEN...commercially. '.l'he 1u.inerais are known as :ferberite, :E'e\VO,; hiibnerite, Mn'\V04 ; wolfram, FeMnW04...output, and is obtained mainly :from Cumberland. In Cornwall wolfram is restricted in its occurrence to :four... The most important dis trict lies in "\Vest Cornwall between Scorrier and Camborne, and especially |  | | Journal (article/letter/editorial) | | Granitoid Environments: I. Relative Solubilities of Ferberite and Scheelite as a Function of T, P, pH, and mNaCl...siliceous (carbonate-free) rocks (e.g., Panasqueira, Cligga Head, Pasto Bueno) are reviewed and the ranges of...Experimentally derived thermodynamic data for scheelite, ferberite, aqueous Ca, Fe, and W species, and other required...The simultaneous solubilities of scheelite and ferberite in NaCl-HCl-H2O solutions were calculated at temperatures...following: (1) solubilities of scheelite and/or ferberite can attain values as high as hundreds to thousands |  | | Report (issue) | | a&te-product has often become the most valuable asset of a mine under changed conditions as· rega_rds demand. Tin-mines...Kingdom from 1873 to 1913. Output from Devon and Cornwall from 1897 to 1913. Commercial Uses. Rise and present...2.-0re-dressing plant of the Gunnislake Clitters Mine ... PAGB 2 26 , CHAPTER I. TUNGSTEN OltES--IN'l'RODUCTION...worked commercially. The minerals are known as :ferberite, Fe WO4 ; lrii.bnerite, 1\{11"\V04 ; wolfram,...and is obtained u-iainly :fron1 Ournberland. In Cornwall wolfram is restr.icted in its occuri•ence to :four |  | | Journal (article/letter/editorial) | | wolframite, and sulphide mineralization in South-West England P. K. SWART* AND F. MOORE'~ Department of Geology...localities in the Cornubian batholiths of south-west England has been investigated. Cassiterites showed concentrations...wolframite from St. Michael's Mount and Cligga Head, Cornwall, revealed that these minerals contained...growth of the crystal, changes in the h/ibnerite/ ferberite ratio may be a result of one or more of the following...crystals collected from the two localities in Cornwall all exhibited similar relationships. These FIG |  | | Journal (issue) | | Building a Mineral Collection Cornwall Part Ill and Field Trip to Cornwall Journal 221 - September October...-3- SMLS Journal 221 SepUOct 2009 MINERALS OF CORNWALL - Part 111 by David Aubrey-Jones This talk by...continuation of a series on the renowned minerals of Cornwall which he began in 2007. Part I concentrated on...at the minerals found in the well known Ting Tang mine. David was associated with a systematic excavation...in 1997 which can be read up in Number 19 of the UK Journal of Mines and Minerals, co-authored by David |  | | Journal (issue) | | mineral & lapidary society "' Field Trips to Cornwall and Wales Geotourism to the Auvergne , France...probably surprises no one. Almost anything from Cornwall will also sell as long as the price is reasonable...site when we were offered the chance to become the UK agent for Mineralogical Record - thank you Mr Lowe...well-known British mine, but which one? I didn't want to pick a Cornish or Weardale mine - I wanted to show...So, how about "Greenside Minerals"? The Greenside Mine lies on the fell-side high above the village of |  | | Report (issue) | | which tungsten has been produced in south-west England. Fig 2 Tungsten concentrates: monthly average...United Kingdom, mine production is confined to the South Crofty property in Cornwall where small quantities...to be restricted to those areas in south-west England and Cumberland where tungsten mineralisation is...the I-Iemerdon Mine in Devon, the South Crofty property in Cornwall and Carrock Mine in Cumberland. The...Korea account for more than SO per cent of world mine product.ion of tungsten concentrates. United Kingdom |  | | Catalog/List | | Greenish, sparse, acicular micros in Penberthy Croft Mine, St 1cm £4 s AGARDITE Y Ca Cu As_O_O_H_____c_a_v_iti_e'-s-'in'-'-...- --q.,_u_artz _ _ _ _ _ _ _ _ ___::H_i_l_?fY Cornwall __________ _ _ _ _ __ _________ AGRELLITE Excellent...215 69 3 11 Rich white crusts on matrix. Rawhide Mine, Mohave ½x½£3 _P_b_S_iO_13 _ _ _ _ _ _ _ _ _ _ _...Hornblende ALLANITE Black areas in actinolite Bastnas Mine Sweden lxl £1.20 CeYFeSiO Quite attractive blue-grey...½ x ½ ins rock Fluorescent green Al SiO Devon England Large brown well formed dodecahedral Madagascar |
|
Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK