 | | Journal (article/letter/editorial) | | Skarn garnets from South-West England SKARN GARNETS FROM SOUTH-WEST ENGLAND D.H.M. ALDERTON Alderton...Skarn garnets from South-West England. Geoscience in South-West England, 14, 91–97. Chemical analysis...analysis of garnets from skarns in south-west England has revealed that they are all grandites, containing at...at least 90% of the grossular and andradite components. However, garnet compositions exhibit large differences...Sciences, Royal Holloway, Egham, Surrey TW20 0EX, UK (E-mail: d.alderton@rhul.ac.uk) Keywords: skarn |  | | 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...secondary mineral at Gravel Hill mine, Perranzabuloe, Cornwall (C. Sparrow, pers. comm., 1991; XRD by Monica |  | | 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...never the less be only just to mention Purser's 'Minerals and locations in S.W. England' (1974). The work |  | | Journal (article/letter/editorial) | | at Tater-du, Cornwall by P. A. FLOYD Geology Department, University of Keele, England (O.S. 1" 189/441230)...Some of the amphibolitic hornfelses from the Botallack-Kenidjack area are exceptionally rich in Fe-Mg...Tater-du, in the south of the Penwith peninsula, Cornwall, occurs a small isolated part of the Land's End...metasomatic hornfelses in the aureole at Kenidjack and Botallack (Tilley, 1935). The Fe-Mg and Ca hornfelses are...Crowns Kenidjack Castle Cape Cornwall Land's _ - BOTALLACK .JUST PENZANCE NEWLY N End — Lamorna |  | | Journal (issue) | | copper mineral assemblages at Botaliack, St Just. Cornwall R.J. Bowell 45 The composition of stolzite...Millward 64 Cuprosklodowskite from Geevor mine, Cornwall N.J. Elton, J.J. Hooper and L. Coggon 66 Growth...SUPERGENE COPPER MINERAL ASSEMBLAGES AT BOTALLACK, ST JUST, CORNWALL R.l. BOWELL Department of Mineralogy...chlorides and sulpha tes in an underground level of Botallack mine. Krohnkite is present and this is believed... INTRODL'CTION Botallack mine (SW 363 336) in the St Just mining district, Cornwall (Fig. I), although |  | | Catalog/List | | personally and see my latest ane off specimens. Just give me a ring to make sure I will be here OTHER...lots wer you receive the minerals of minerals Just send a list of the minerals and price for each piece...Scotland) 1x2ins f1 2x2 c1.90 2x4 t5.00 B792 ANDRADITE garnet. Rich yellow-brown (Franklin, New Jersey...Jersey, U.S.A) 1x1 t1.20 1x2 f2.00 B793 ANDRADITE variety TOPAZOLITE, unusually coloured yellow green crystals...of the ,-..rsenopyri te. (Hingston Down, Cornwall, England) 1x1 c2.50 1x2 z5.oo 2x2 i10.00 -BISM07l1HINJ;TE |  | | Catalog/List | | Drakewalls House, Drakewalls, Gunnislake, Cornwall, England. Tel.No.: Gunnislake 832381 (STD (022) V~A...display. 51'41'27",' £16.5Op. 4. ANA~CIME, 5. ANDRADITE GAR~~T. San 8enito Co., California, U.S.A. Choice...dotted on serpentine matrix. This variety of Andradite is' known as TOPAZOLITE. Specimer, A: 2'!x1t"...variety FRA~COLITE. Wheal Pendarves, Camborne, Cornwall. Rich sparkling crl,lsts of micro crystals covering...ARSfNOPYRITE. Himgston Down, near callington, Cornwall. Specimen A: 8right silvery sharp crystals to |  | | Journal (article/letter/editorial) | | GRANDITE GARNETS IN THE VARISCIDES OF SOUTH-WEST ENGLAND A. H. N. RICE Rice, A. H. N. 1993. Textural and...grandite garnets in the Variscides of south-west England. Proceedings of the Ussher Society. 9, 124-131...graphite-free samples from the same localities and Botallack and Meldon show no evidence of textural sector-zoning...environments within the Variscides of south-west England (regional and contact metamorphism and hydrothermal...the relationships might be tested in south-west England have been examined; this is particularly the case |  | | Journal (article/letter/editorial) | | 42 Almandine from BotaUack, Cornwall. By A. R. ALDERMAN,M.Sc.,F.G.S. Department of Mineralogy and Petrology...ELL-CRYSTALLIZED icositetrahedral garnets from Botallack, Cornwall, are preserved in most British mineral collections...original specimens were discovered in 1821 by a St. Just miner who dealt in minerals, and the occurrence...mineral productions and the geology of the parish of St. J u s t ' as follows : ' About six months ago, a...Chycornish Carn, about a quarter of a mile south of Botallack. Some of the crystals were larger than hazel-nuts |  | | Report (issue) | | rocks, and in pegmatites. Association: Prehnite, andradite, hedenbergite, zoisite, actinolite, datolite,...On Roscommon Cli® and in the Botallack mine, St. Just, Cornwall, England. From Bourg d'Oisans, Isµere |  | | Catalog/List | | personally and see my latest one-off specimens. Just give me a Ying to make sure I will be here PLEASEKEEPTHIS...lots after you receive the minerals of minerals Just send a list of the minerals and price for each piece...black crystal sections about 1 ins long in Felspar.(St Hilaire Quebt~ Canada) 1x2ins 60p 2x? f.1.20 3 ...sphere shaped botryoidal nodule,(Newhaven Sussex. England) 1" -10p 2"90p 3" !1.40 4" !3,30 13 ALUNITE pure...of Muscovite) red fi1icaeousscales on matrix a (St M~rcel, Val d'Aosta Italy) W 1J:1 7Cp 1x2 f 1. 30 |  | | Catalog/List | | Woodcockshayes, Halberton road, Willand, Devon, ENGLAND EX15 2QF Tel/Fax (01884) 821563 Catalogue 2/1997...packaging for the specimens in your collection then just call us. Folding card specimen trays (measurements...terminations. £110 13 14 PYROMORPHITE (4cm 4cm x 3cm) St. Salvy, Tam, France Grass green crystal groups of...very nchly covering a feldspar matrix £40 36 ANDRADITE GARNET (8cm x 4cm x 4cm) N'Chnanning Mint, South...South Africa Blood red crystals of andradite garnet to 3mm covering a garnet matrix forming an undulating |  | | Catalog/List | | BARSTOW 26, Tregeseal, St. Just, Near Penzance, Cornwall, England. TEL.NO.: st. Just 788880 (STD 0736) ...across the axis. £5.50. 3. APATITE. Botallack Head, St. Just, Cornwall. Lustrous, creamy, well formed hexagonal...places. etx 2lx2 w• £6.50. AXINITE. Botallack, 5t. Just, Cornwall~ 5harp, lustrous, clove brown crystals...Axinite matrix. l~xltxl". £3.25. AZURITE. Duke of Cornwall Mine, Kadina, 5. Australia. Pure bright blue crystaline...C~lCITE. 19. CASSITERITE. Poldice Mine, Gwennap, Cornwall. Lustrous black sharp twinned crystals to 5 mm |  | | Journal (article/letter/editorial) | | Hercynian Fe-Mg Metasomatism in Cornwall 33 Hercynian Fe-Mg Metasomatism in Cornwall : A Reinterpretation By...analyses of the rocks of the Kenidjack and Botallack region, Cornwall (Tilley and Flett, 1930 ; Tilley, 1935)...form a basis for further field investigations in Cornwall. The present paper, offering tentative interpretations...because of the Hercynian Fe-Mg Metasomatism in Cornwall 35 " difficulty in believing such magnesia-rich...possibility of such a process having been active in Cornwall. It rather becomes necessary to consider whether |  | | Journal (article/letter/editorial) | | Indium mineralisation in SW England: Host parageneses and mineralogical relations Jens... Shail, Robin K., Indium mineralisation in SW England: Host parageneses and mineralogical relations,...Ore Geology Reviews Indium mineralisation in SW England: host parageneses AC CE P TE D and mineralogical...Cornubian batholith, SW England 1 ACCEPTED MANUSCRIPT ABSTRACT The SW England ore region contains significant...mineral lodes associated with D the Carnmenellis and St Agnes granites, which are the districts that had |  | | Journal (article/letter/editorial) | | Discordant calc-silicate bodies from the St. Just aureole, Cornwall D. H. M. ALDERTON Department of Geology...Geology, The University, Keele, Staffs. ST5 5BG, England AND N. J. JACKSON Institute of Applied Geology,...are described from the St. Just part of the Land's End granite aureole, Cornwall. It is suggested that...development is discussed. Geological setting The St. Just portion of the Land's End metamorphic aureole...axinite, and tourmaline are common throughout the St. Just part of the aureole and have also been described |  | | Book | | PO Box 315. Harpenden. Hertfordshire AL5 2ZD. England Telephone: +44 (0)1582 762413 Fax: +44 (0)870 055...the production of e0pper. the mining areas of Cornwall and Devon became important producers of b th tin... I made it a stipulation that e:ich en~ in rn:, ·st ,, ,u.d be fully referenced. After eight years the...Oxford University Museum of Natural History; Royal Cornwall Museum, Truro; Sedgwick Museum, University of...1\llaga::i11e, on minerals from localities in Cornwall. Devon. Cumbria and Yorkshire. He was renowned |  | | Journal (article/letter/editorial) | | first discovered in the British Isles (14 from Cornwall; 2 from Somerset; 1 from Cheshire; 2 from Scotland;...H. G. M A C P H E R S O N from England (75 of which are from Cornwall); 28 from Ireland; and 10 from...Thus, of the 130 species, 64 are from England (48 from Cornwall); 35 from Scotland; 19 from Ireland; and...regional lists as, for example, for SW England, Pennines and northern England, Wales, Ireland, Scotland, etc...enquiries. The late R. W. Barstow, mineral dealer in Cornwall, was most helpful in some matters. REFERENCES |  | | Catalog/List | | ::DW~ 25, Tregeseal, St. Just, Near Penzance, Cornwall, England. TEL.NO.: St. Just 788880 (STD 0735) ...covering areas of porphry matrix. lANDRADITE. Belsto~e Consols MinE, Sticklepath, Devon. Specimen...3x3xl". £11.00. AZURITE. Ting-Tang Mine, Gwennap, Cornwall. Small bright blue crystals thickly encrusting...£23.00. CASSITERITE. Cligga Mine, Perranzabuloe, Cornwall. Large, lustrous, light brown composite sharp..."WOOD TIN". Metal Lode, Gt. Wheal Vor, Breage, Cornwall. Very rich light brown banded and rounded masses |  | | Catalog/List | | 50 Daniell Rd, Truro, Cornwall TRI 2 DA England Tel. 01872 223 227 (Tel. UK Time 8am -9pm) Fax. 01872...micro xllline angerile xtls Rich RF SPC C £8 0073 ANDRADITE GARNET.Shap Blue Quarry,Shap,Weslmorland A1tracl1ve...brownish matrix & minor galena RF Ml £1 0086 ANDRADITE GARNET,Shap Blue Quarry,Shap,Weslmorland R pure...polished faceted almand1ne garnet stone £3 0166 ANDRADITE GARNET var DEMANTOID,Alo Valley,P1edmont,llaly...0170 ARSENOPYRITE,Tnllings,Wneal Penrose,S1thney,Cornwall TN of milky white quartz, a little honey coloured |  | | Catalog/List | | (MINERALOGIST) Levant Laboratory, Pendeen. Nr. Penzance, Cornwall, TR19 7LE SAM WELLER (MINERALOGIST) Levant...Levant Laboratory, Pendeen, Nr. Penzance, Cornwall, TR19 7LE Tel: (01736) 788286 COLLECTION DISPOSAL This...formation. 2x1.5x1.25", £24.00 ADULARIA/CHLORITE. St Gothard, Ticino, Switzerland. A matrix-free penetrant...i", A/7. ADULARIA/SPHENE/EPIDOTE/CHLORITE/ALBITE. St Gothard. Ticino, Switzerland. Excellent example of...1. ANALCIME/NATROLITE. Dean Quarry, St. Keverne, Lizard, Cornwall. Pearly white to creamy, sharp well |  | | Catalog/List | | CATALOGUE Byways, 20 Burstead Close, Cobham, Surrey, England KTll 2NL Phone 01932 862340 EMAIL . richard.tayler@minerals...River Quebec, Can 12 ALUMINITE Newhaven Sussex, England Rich fibrous pale grey-brown mass. Pure hard white...■■ ALLOPHANE Hawkswood Mine, Cornwall 933 ANATASE Hingston Quarry,Cornwall Black micro crystals in crystalline...ALLOPHANE New East Wheal Russell mine, Devon ,England grey bleby small botryoidal with possible Brochantite...lx2 £5 2x2 £12 Al Mn SiO 236 ANDESINE Boulouris, St Raphael, France White phenocrysts at least 5mm size |  | | Journal (issue) | | ultraviolet technology. Contact: ntroducto offer st £29! +'l TIie - compre11e1,.1,,. celalogue of Laplda...Colorado and its Minerals (3) by Eric Otty The Botallack Appeal ... Gems & Minerals 14 35 36 36 40 42...reassemble the spring ring by reversing the procedure just described. Of course there are some companies who...pointing wears away. If it isn't too badly worn, just put a steel block under this shoulder and tap it...little thinner, but harder. The catch will work just as if it were new. If this shoulder is too badly |  | | Catalog/List | | 11 Byways, 20 Burstead Close, Cobham, Surrey, England KT112NL ! · ··- - -------- · --- --------------...grey massive with quartz Ix! £4 lx2£6 Praboma Mine, St Marcel ,Piedmont, Italy MnOSiO N'chwaning Mine,...£5 ~~ 850 ■ HEULANDITE Hazard Section,Botallack Mine, St Just,Comwall Good coverage of colourless micro...section about 7mm Al B0/4F £5 865 ■ KAOLINITE Bugle, Cornwall Very pure white mass, from processing plant Ix½"...2cm matrix £7.50 849 ■ OPAL Carlaze Pit St Austell Cornwall Rich, jelly-like white to pale yellowish |  | | Journal (article/letter/editorial) | | Pyrope 20-97 12-46 9-84 Grossular . 5-47 6-64 505 Andradite 0-90 1-89 3-75 6 7 8 SiO2 36-59 35-55 36-25 A12O3...100-69 Almandine Spessartite Pyrope Grossular. Andradite 7508 7-51 10-22 5-43 1-76 2 36-96 20-65 Molecules...alternatively, consist mainly of andradite, or grossular-andradite (e.g. Ohmori, 1941; Smellie, 1915)...found that prolonged heating of garnet from Botallack, Cornwall, caused it to decompose at 900°C, and, in...assemblages at temperatures somewhat below 900°C. The Botallack garnet is 91 % almandine, 1-7% spessartite, 2-4% |
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