 | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...identified on two specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...application of Vegard's law to the refined cell for the Gunheath chlorapatite indicates a fractional C1 content...by Mn 2+ and Fe 3+ or Fe 2§ as observed in the Gunheath chlorapatite, will reduce the cell volume and | | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...identified on two specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...application of Vegard's law to the refined cell for the Gunheath chlorapatite indicates a fractional C1 content...by Mn 2+ and Fe 3+ or Fe 2§ as observed in the Gunheath chlorapatite, will reduce the cell volume and |  | | 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 (issue) | | RAT, U.K. EDITORIAL BOARD: R.F.. Bevins, Cardiff, UK KS.W Braithwaite, Manchester, C.K. I.F. Bridge:>...Consols mine (Lanescot section). Tywardreath. Cornwall. Field of view 13 mm x 9 nun. Roy Starkey specimen...anJ other phosphates from Gunheath china clay pit, St Austell, Cornwall, England 3 15 N.l. Elton Sector...(selenite) crystals from Mepal Bridge, Cambridgeshire, England B.A. Grguric 19 The silver and cobalt mineralisation...Hannotome from Brownley Hill mine, Nenthead, Cumbria, England D.l. Green and l.R. Nudds 31 NOTES Valentinite |  | | 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 | | 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...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...theLakeDistrictandCornwall (izoklakeite}" WhealCock,StJust,Cornwall SouthTerrasmine,StStephen•in-Brannel. Comwa!I |  | | Book | | chisel-shaped terminations, usually with some brown clay staining. ILVAITE UNITED STATES and CANADA IDAHO...lesser specimens, from the boron workings of the Bar Pit (Grant and Wilson, 2001; Moroshkin and Frishman,...underground mine in 1924, then became a giant open-pit operation in the late 1950s (Puffer, 1975;Bancroft...probably predate slightly, the 1992 find. ASIA CHINA Fengjiashan mine near Daye, Daye district, Hubei...its localities in California, South Africa and China, inesite was found in excellent specimens in the |
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