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| 106. September, 1924. Vol. XX. Topaz from Cornwall, with an account of its localities. By Arthur...hitherto been looked upon as comparatively rare in Cornwall. When massive, or even in the form of small, well-developed...mass, thus affording evidence that topaz is in Cornwall, as in the case of other countries, a comparatively...felspar: biotite likewise being altered to brown tourmaline and secondary quartz. Primary topaz is also very...hereinafter described, is the only example from Cornwall known to myself in which topaz and fluor are associated |
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| GRANITES AND SOME ASSOCIATED ROCKS FROM SOUTHWEST ENGLAND I. A. MILLER AND P. A. MOHR New isotopic age determinations...determinations on all the granites of southwest England are presented and discussed in relation to the...INTRODUCTION The Hercynian granites of southwest England have in part been the subject of potassiumargon...the period of the Hercynian orogeny in southwest England in relation to other parts of Britain and Europe...concordant with the tectonic grain of southwest England, and six major domes have risen froin it to form |
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| EarlyandMain StageOre Mineralization in Southwest Cornwall A. N. H^i•i•m^¾ Scottish Universities Research...place occur,the latter containingK-feldspar, tourmaline,a between220 and 230 m.y. ago. pale brown mica...The quartz yieldsfluid inRb-Sr wholerockagesfor the St. Austellgraniteand clusiontemperaturesof Th (homogenization...S. W. CORNWALL r'• Basement Rocks ,,,. . . • Granite Cupolas • • •r•gn(•t•-•--•'• "•- St. Agnes...granite porphyry stocks, such as Cligga Head and St. Michael's Mount (Fig. 1) (Hall, 1974). The grei |
 | | Report (issue) |
| but deals mainly wit.h the mining area aro11nd St. Agnes, ,vhich has been carefully studied by Henwood...Cross section .. 96 Fig. 5.-Wheal Coates. Cross sections - 97 Fig. 6.-East Wheal Rose. Cross sections Figs...Figs. 7 and 8.-Great St. George. Cross sections .. ··· 98 ., •· 99 � igs. 9 and I0.-Penhalls Mine. Cross...102 .. • - 102 Fig. 13.-St. Agnes Consols. Cross section.. Figs. 14 and 15.-Wheal Prudence. Cross sections...Mines. Cross section .. 105 .. 106 Fig. 18.-North Wheal Chiverton. Cross section· Fig. 19.-Trewollock Mine |
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| THE METALLIFEROUS MINING REGION OF SOUTH -WEST ENGLAND Volume 1 LONDON HER MAJESTY'S STATIONERY OFFICE... 1 1 1 1 1 1 1 .,pvii Description .)SG(England urv eol em M est -WSouth of Region Mining MINING...GREAT BRITAIN ENGLAND AND WALES The Metalliferous Mining Region of South - West England Volume I Ву...London s.E.1 13a Castle Street, Edinburgh 2 109 St. Mary Street, Cardiff 39 King Street, Manchester...This account of the mining geology of south -west England summarizes the geological information gained during |
 | | Book (volume) |
| The Metalliferous MiningRegion of South-West England VOLUME I Assistant Director' s copy LIBRARY...GREAT BRITAIN ENGLAND AN D WALES The Metalliferous Mining Region of South-West England Volume I By H...PH EM I STER, M.A., D.Sc. LONDON H ER MAJESTY'S ST A TI ONER Y OFFICE 1956 The Institute of Geological...London WCI J 3a Castle Street, Edinburgh EH2 3AR 109 St Mary Street, Cardiff CFJ IJW Brazennose Street, Manchester...Second impression with amendme111s /969 PrinlCd in England for Her Majesty's Stationery Office by Unwin Brothers |
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| Body at Wheal Remfry in the Western Part of the St Austell Granite Pluton, Cornwall, England. . . . .... . . 51 P. Bowden Tourmalinization in Cornwall, England . . . . . . . . . . . . . . . . . . . . ....Hydrothermal Activity in the St Just Mining District, Cornwall, England. . . . . . . . . . . . N.J. Jackson...Granitic Batholiths of South-west and Northern England and some Geothermal Analogues. . . . . . . . ....Elements during Granite Differentiation, West Cornwall, England. . . . . . . . . . . . . . . . . . . . . |
 | | Report (edition) |
| Kingsway, LONDON, w.c.2 P.O. Box 569, LONDON, s_. E.1 1 St. Andrew's Crescent, CARDIFF 13a Castle Street, EDINBURGH...some smaller d�posits of fluorspar which exist in Cornwall. Those of North Wales are described by Mr. Wray...deposits, and Mr. Henry Dewey has furnished notes on Cornwall and Devon. As far as possible the statistics have... PREFACE TO THE FOURTH EDITION of fluorspar in England and Wales were investigated as part of the programme...(North Wales), H. Dewey and C. E. N. Bromehead (Cornwall and Devon). The first edition of this report was |
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| The METALLIFEROUS MINING REGION OF SOUTH-WEST ENGLAND Volume I 1956 20 I 7 reprint 0 z z ~ w ...The metalliferous mining region of south-west England VOLUME I H G Dines, ARSM, AMICE ·with petrographical...This account of the minmg geology of south-west England summarizes the geological info1mation gained druing...the long history of mining in the counties of Cornwall. Devon m1dwest Somerset. ·n1e region covered is...production on a scale sufficientto preserve fue west of England mining tradition. For ease of treatment the region |
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| COVER: Chun Quoit. Drawing by Morwen Morris. Cornwall Archaeological Society 1998 and 1999 President... Veryan Green, Truro TR2 5QQ, and P. Herring, Cornwall Archaeological Unit, Kennall Building, Old County...interested in the history and material culture of Cornwall and the Isles of Scilly (persons under 14 being...C O L E (Issued 2002) CORNWALL ARCHAEOLOGICAL SOCIETY © COPYRIGHT CORNWALL ARCHAEOLOGICAL SOCIETY...TAYLOR 56 Excavations at Penhale Round, Fraddon, Cornwall, 1995/1996 DANIEL A JOHNSTON, CHRIS MOORE AND |
Wheal Bungay, St Agnes, Cornwall, England, UK