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Muscovite from
Longdowns, Stithians, Cornwall, England, UK


Locality type:Hamlet
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Orthoclase1 photo of Muscovite associated with Orthoclase at this locality.
Quartz1 photo of Muscovite associated with Quartz at this locality.
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Longdowns, Stithians, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7935
Long-form Identifier:1:3:7935:8
GUID (UUID V4):0713c99e-4f61-4e96-a521-ec7c2aad5c6b
Nearest other occurrences of Muscovite
0.6km (0.4 miles) Chywoon Quarry, Mabe, Cornwall, England, UK
0.7km (0.4 miles) Halvosso Quarry (Halvasso Quarry; Kessel Downs Quarry), Mabe, Cornwall, England, UK
3.9km (2.4 miles) Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
4.1km (2.5 miles) Lower Kergilliack Quarry, Budock, Cornwall, England, UK
4.7km (3.0 miles) Fatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
5.3km (3.3 miles) Bassett & Grylls Mine (Porkellis Mine; Porkellis Tin Mines; Wheal Jantar; Balwath Mine), Porkellis, Wendron, Cornwall, England, UK
5.6km (3.5 miles) South Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
7.6km (4.7 miles) Mount Wellington Mine (Wheal Magpie), Cusgarne, Gwennap, Cornwall, England, UK
8.1km (5.0 miles) Wheal Maid, St Day, Gwennap, Cornwall, England, UK
8.6km (5.4 miles) Poldice Mine, St Day United Mines (Poldice Mines), St Day, Gwennap, Cornwall, England, UK
References
Reference Search (possible matching items)
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
Catalog/List
Tregeseal, St. Just, Near Penzance, Cormlall, England. Tel. NO.l st. Just 880 (STD 073 677) V.A.T. No...Quartz with odd smaller Apatite crystals and Muscovite mica. 2ixlixl". £13. 5. APATITE. Wilberforce,...7. ARSENOPYRITE. New Rosewarne Mine, Gwinear, Cornwall. Rich, bright, silvery mass composed of numerous...50. _ 8. ARS~~OPYF,ITE. Penlee Quarry, Newlyn, Cornwall. Bright, silvery, sharp tVlinned cryst-,ls to...£1.75. BEll TITE. lihea 1 .;arpenter, GWlnear, Cornwall. R.ich rusts of micro pale olive green crystals
Journal (issue)
UK j I o mi minerals TS C nlm~ 2 EDITORIAL COVER: Vanadinite from the LeadhillsWanlockheadminingdistrict... 5 PEGMATITE MINERALS FROM CI-IYWOON QUARRY The UK Joumal efMines a11dMinerals publishes articles of...Worbop, Nott~. S80 2EE CLASSIFIED ADVERTISMENTS UK Journal of Mines & Minerals No. 26 -1- EDITORIAL...these mark the event out as one of the best in the UK This year the society instigated a mineral competition...spectacular. T Since the theme was fluorite, north-of-England localities featured extensively. Only one case
Catalog/List
50 Daniell Rd, Truro, Cornwall TRI 2 DA England Telephone or Fax 01872 223 227 (UK Time 8am -9pm) FLUORITE...little blue tinting Associated with pale mica, muscovite & pale milky white feldspar Pretty RF or D SPC...£18 181 MUSCOVITE & QUARTZ,Minas Gerais.Brazil.Very pretty SPC cof pale straw yellow muscovite plates...£15 214 FLUORITE,B Sublevel East,Wheal Jane,Kea,Cornwall Ex Alfie White colln Two interlocking modified...Ml £18 215 LINARITE.Penberthy Croft,St Hilary,Cornwall Particularly rich druse of scintilating needle
Journal (article/letter/editorial)
the Variscan granites and related rocks of west Cornwall. Together with electron microprobe data these...geochemistry The high-level, late Variscan granites of SW England are derived from highly differentiated melts rich...taken from the literature Minerals Feldspars f muscovite Mica~ biotite lepidolite smoky Quartz colourless...feldspar megacrysts and of secondary tourmaline, muscovite, and quartz. P r i m a r y tourmaline also occurs...rock Hydrotherraal breccia Hydrothermal breccia Longdowns Quarry Imperial Pit, G o o n b a r r o w Conce
Catalog/List
26, Tregeseal, St. Just, Near Penzance, Cornwall, England. TEL. NO.: st. Just 880 (STD 073 677) 'V...£44.00. ' 3. 4. 5. 6. APATITE. Longdowns, Carnmenellis, Cornwall. A well formed mostly transparent...implanted in a cavity with a little crystalised Muscovite in Pegmatite matrix. Itxl". £1.25. ARAGONITE....ltxltxlt"- £2.50. BORNITE. Dolcoath Mine, Camborne Cornwall. A pure, purply, tarnished metallic mass with...2xltxlt". £1.50. BOTALLACKITE. Levant Mine, Pendeen, Cornwall. Select, lustrous, light green, bladed crystals
Catalog/List
BARSTOW 26, Tregeseal, St. Just, Near penzance, Cornwall, England. TEL.NO.: st. Just 788880 (STD 0736) V.A...century. 4ixy'-x2-!". £90. DD. APATITE. Longdowns, Carnmenellis, Cornwall. Lustrous, transparent, bluish hexagonal...little Muscovite mica, 3x2-7xl". £2.50, APATITE variety FRANCOLITE. Wheal Cock, St; Just, Cornwall. Small...£23.00. BEUDANTITE. Wheal Carpenter, Gwinear, Cornwall. Specimen A - Small, sharp, sparkling deep olive...£1.25. CASSITERITE. Kit Hill Mine, Callington, Cornwall. Lustrous, brownish black, twinned crystals to
Journal (volume)
non-member subscription rates for this volume are: UK £13 (including P&P) and Overseas £15 (including P&P)...Penryn Granite Company’s quarry at Halvosso, Longdowns, Cornwall. Jim Knight Collection; collected by Richard...in this article! Finally, we visit the north of England for Brian Young’s account of magnetite mineralisation...euhedral schulenbergite at the Penberthy Croft Mine, Cornwall. Journal of the Russell Society, 19, 34–35. On...Localities: Penberthy Croft Mine, St Hilary, Cornwall, England. UK Journal of Mines & Minerals, 20, 7–37. 2
Book
PO Box 315. Harpenden. Hertfordshire AL5 2ZD. England Telephone: +44 (0)1582 762413 Fax: +44 (0)870 055............................ M: macaulayite to muscovite .......................... 321 vi Acknowledgements...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
Catalog/List
Also new: Dufrenoysite, Ferroactinolite From England: There is a seperate This catalogue Nitrobarite...20 2~:2f.2.50 2x4 E6 0~4 )LUEC!~Z Viii~ty of Muscovite i:-::: !:.ic::2ousmasses Qn matrix (Pr::'.)~:I:'1...\·1hi te sphere shaped nodule. (Newhaven,Sussex,England) 111 50p 2" El.00 311 fl.60 411 f).80 017 ANALClTE...white masses intergrown with Selenite. (Dorset, England) lxl 60p lx2 El.20 2x2 E2.40 2x4 EJ.80 4x4ins E7...rich grey fibres in quartz. (WhealProsper St Ewe, Cornwall) lxl f!.50 lx2 E3.00 026 BERTRANDITE Be/4 Si/2
Report (chapter)
building and decorative stones of Cornwall, UK COLIN M. BRISTOW Cornwall Geoconservation Group, Ty Gwyn...46 Chatsworth Way, Carlyon Bay, St Austell, Cornwall, UK (e-mail: mail@colinbristow.com) Abstract: Arising...varied suites of igneous and sedimentary rocks, Cornwall has a rich variety of building and decorative...such as elvan and sandrock, do not occur outside Cornwall, so local stone provides much character to the...used in some of the finest stone buildings in Cornwall, such as St Austell church tower, Antony House
Journal (issue)
Ovington, UK NJ Elton, St Austell, U.K. N.J. Fortey, Keyworth, U.K. RA. Howie, Matlock, UK RJ. King...Media, (A division of St. Ives Group), Leeds, England. Published by The Russell Society. Registered Charity...from Chywoon quarry in the Carnrnenellis Granite, Cornwall David Mou lding and Andy G. Tindle Cotunnite from...and Bameycraig mine system, Nenthead, Cumbria, England - an update Trevor F. Bridges and Helen Wilkinson...and coauthors describe supergene galena from six UK localities and discuss the conditions under which
Catalog/List
WELLER(MINERALOGIST) Levant Laboratory, Pendeen, Nr. Penzance, Cornwall,TR19 7LE Te!. No. (0736788286) COLLECTIONDISPOSALS...ACnROITE/CASSITERITE. ?3rc St.:leots Pit,3odmin Hoor,Cornwall. Thia rich specimen wa.s sel! collected in 1972... 9. ANALCL'lE.Dean Quarry,St.Keverne,Lizard,Cornwall. Three l&rge,Yery fine examplea. Specicen 'A'...ANALCIME/STILBITE.Dean 1uarry,St.Keverne,Lizard,Cornwall. An open, Calcite lined cavity in gabbraic matrix...8mm AflGLESITE. 19th C. 'ib • .i!ose,Sithney,Cornwall. Rich scatter of lustrous, terminated,bladed crystals
WELLER(MINERALOGIST) Levant Laboratory, Pendeen, Nr. Penzance, Cornwall,TR19 7LE Te!. No. (0736788286) COLLECTIONDISPOSALS...ACnROITE/CASSITERITE. ?3rc St.:leots Pit,3odmin Hoor,Cornwall. Thia rich specimen wa.s sel! collected in 1972... 9. ANALCL'lE.Dean Quarry,St.Keverne,Lizard,Cornwall. Three l&rge,Yery fine examplea. Specicen 'A'...ANALCIME/STILBITE.Dean 1uarry,St.Keverne,Lizard,Cornwall. An open, Calcite lined cavity in gabbraic matrix...8mm AflGLESITE. 19th C. 'ib • .i!ose,Sithney,Cornwall. Rich scatter of lustrous, terminated,bladed crystals
Journal (issue)
ONE! when I typed in 'mineral news' and checked the uk button. Gary is still searching for materia_l,,!9"pu...was attended by some 150 delegates from around the UK, including some from as far as Scotland. An excellent...have a similar conference on the minerals of the UK and what the societies do, and the problems we are...even in one droplet, was described and shown. In the UK, Pt occurs in the ophiolites of the Shetland Isles...Wales; BMS 4 Newporth Beach and Trevinnick mine in Cornwall; BMS 120 Hopeful Vein, Leadhills, Scotland; MYM
Book
JEANETE --with J. P. Cassedanne: Apatite and muscovite from the Ze Pinto prospect, Minas Gerais, Brazil...PENROSE J. Friends of Mineralogy-A farewell to Cornwall [Pennsylvania] (column) 11:119 AMERlCA Early American...description [from Hunter Valley, Australia] (by B. M. England) 7:60-68 Crocoite [from Tasmania., Australia] and...Dominick mine, Arkaroola, South Australia (by B. M. England) 11:73-76 Brown's deposit [Rum Jungle], Northern...lake clays of Lake Gilles [Australia] (by B. H. England) 13:187-191 . A new stolzite occurrence: Broken
Book
permission of the author. Printed and bound in the UK by: BookPrintingUK Remus House, Coltsfoot Drive,...Minerals and became regular exhibitors at many of the UK mineral shows over the following years. We also visited...We collected together for many years, both in the UK and on the continent. I also helped Ian out later... I helped out at all of the mineral shows in the UK and on the continent, and later with the Bruce &...During this period, I was going back and forth to the UK and worldwide shows and projects, as well as keeping
Journal (issue)
J. Dunn Washington, DC Peter G. Embrey London, England Richard C. Erd U.S. Geological Survey Menlo Park...September-October, 1989 barrels and shipped them to England for assay. The results of the assay are not known...the major lead mines. Wheatley was bom in Ongar, England, on March 16, 1822. While still a young boy, he...8 mm in size and are associated with euhedral muscovite crystals. Carlos also had some beautiful pink...crystals along with blue fluorite, cassiterite, muscovite, calcite, quartz and barite from Leiyang, Hunan;
Book (edition)
resources and workings in the UK in 2014 4 Limestone resources and workings in the UK in 2014 5 Sand and Gravel...resources and workings in the UK in 2014 6 Sandstone resources and workings in the UK in 2014 7 Coal resources...and workings in the UK in 2014 8 Onshore Oil and Natural Gas workings in the UK in 2014 9 Marine Sand...Sand and Gravel resource and licence areas in the UK in 2014 i i vi vii viii ix x xi xii xiii Tables 1...the major sectors of the Minerals Industry in the UK, 2010–2012 (thousand tonnes) 2 United Kingdom Production
Book (edition)
resotu-ces and workings in the UK in 2010 4 Limestone resotu-ces and workings in the UK in 2010 5 Sand and grave...resources and workings in tbe UK in 2010 6 Sandstone resources and workings in the UK in 2010 7 Coal resources...and workings in the UK in 2010 8 Onshore Oil and Natural Gas workings in the UK in 2010 Tables l Production...tonnes) 4 Active Mineral Workings by co.minodity in the UK, including Northern freland, Channel Islands and...industries, which represents their contribution to the UK econon1y. The GVA of the 1ninerals extractive industries
Book (edition)
resources and workings in tJ1e UK, 2008 3 Sandstone resources and workings in the UK, 2008 4 Limestone resotu-ces...tonnes) 4 Active Mineral Workings by co.mmodity in the UK, including Noriliem Ireland, Channel Islands and...industries, which represents their contribution to the UK econo1ny. The GVA of the nunerals extractive industries...tot1l value of 1ninerals produced in 2005 in the UK, expressed as sales on an ex-works (quarry) basis...the major sectors of 1/te Minerals Industry in the UK, 2003- 2005. Production (sales) (000 tonnes) Value
 
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