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Biotite from
Dolyhir Quarry, Old Radnor, Powys, Wales, UK


Locality type:Quarry
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Dolyhir Quarry, Old Radnor, Powys, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:718670
Long-form Identifier:1:3:718670:7
GUID (UUID V4):40697862-bf9a-48d9-9d06-3546b21adb6d
References
Reference Search (possible matching items)
Journal (issue)
Thephotois a combinationof nineseparatedigitalimages. The UK Joumal of Mi11esand Minerals publishes articles of...EDITOR David I. Green EWALDITE FROM DOLYI-JIR QUARRY David Green • Neil Hubbard • Tom Cotterell ADVERTISING...DESIGN Julie Ballard 35 ELYITE FROM GREYSTONE QUARRY Richard de Nul The views and opinions Cll.'Presscd...Chambers 47 Born< REVlEWS 55 CLASSIFIED ADVERTJSMENTS UK Journal of Mines & Minerals No. 25 -1- EDITORIAL...to be a genuinely rare mineral. This issue of the UK]oumal efMines and Minerals concentrates on rare minerals
Catalog/List
small white crystals in Basalt 5x6 cm Limberg No 1 quarry, Kaisersthul, Germany £4 11 LAVOISIERITE rich...HARMOTOME, clear micro crystals on 1x2 cm Dolyhir Quarry, Old Radnor Powys £5 54 HEMIMORPHITE good covering of...ROMANCHE1TE black botryoidal coating on Barytes ,.Old Rake Vein, Old Gang Mines Swaledale North Yorkshire . 4x3...Laurium Greece 3x3,5cm £5 78 PHILLIPSITE no 1 quarry, Limburg Germany, 6mm white vugh in basalt 1.5cm...micros in 1.5cm Southbury, Connecticut USA £4 O&G quarry, 83 RHODONITE /TEPHROITE pinkish and brown masses
Journal (article/letter/editorial)
Hereford. The party drove first to Lowe's Hill Quarry, Bartestree, and examined the section of the Bartestree...Foley of Stoke Edithby whose kind permission the old quarries in Wenlock Limestone were examined. These...Cockshoot where a quarry in Aymestry Limestone was seen and the fine view over the Old Red Sandstone country...ridge is caused by a minor fault. At Woolhope an old quarry in Woolhope Limestone, north of the church, was...where some time was spent examining sections in the old quarries. Leaving Scutterdine the drive was continued
Journal (article/letter/editorial)
Vou LXXIV FOR 1918. 1. On the GEOLOGY of tile OLD R.~DNOIt DISTRICT, with special ~'eference to an....................................... II. The Old Radnor Inlier ........................................(Longmyndian) Rocks. (b) The Position of the Old Radnor Rocks in ~he Longmyndian Series. (c) The Woolhope...mapped. 8 T h e ) - r e g a r d e d t h e rocks of Old R a d n o r H i l l as a l t e r e d M a y H i l...e d b y t h e lim(~stone a t N a s h Scar a n d Old R a d n o r , when c o m p a r e d with t h e n o
Journal (issue)
INDEX UK JOURNAL OF MINES AND MINERALS ISSUES 11 - 20 (1992 - 2000) Michael Wolfe David Green, Julie...Julie Ballard and Richard Bell 2002 UK Journal of Mines and Minerals - index to issues 11 to 20 -1- CONTENTS... our second index, covers issues 11 to 20 of the UK Journal of Mines and Minerals, published between...adopted almost exclusively. Thus Wales is divided into Dyfed, Clwyd, Powys and Gwynedd and Scotland into...confusing suite of counties surrounding Cardiff in Wales, which are simply referred to as Glamorgan. The
Catalog/List
lx2 £6 2x2 £10 34 ■ ANDRADITE Benallt Mine, Lleyn Wales Pale beige fine grained mass with reddish bands...Ix! £5 lx2 £10 38 BANALSITE Benallt Mine, Lleyn Wales Rich brown mass with approx 5 % Cymrite .minor matrix...Na Al SiO 22 BANNISTERITE Benallt Mine. Lleyn, Wales Dark brown veinlets throughtout calcite/ quartz...wave Jxl £4 442 ■■ CARYOPILITE Bemallt Mine, Lleyn Wales thin felty brown vens in Calcite Mn Mg OHSiO ½"...-- -- - ... 860 ■ CELSIAN Benallt Mine, Lleyn, Wales Rich white crystalline mass, with some black Romancheite
Journal (issue)
an informative read for ALL members both new and old . Your contributions are always welcome. ·uut tk...and one member suggested that this could be in the UK or EU. COST A location with on-site accommodation...were identified: geological/mining walks, museums (UK or EU) and member's collections. ADDITIONAL COMMENTS...at other minerals that have been important in the UK and then the important minerals we have to import...mainly for lead, copper and iron, but some gold in Wales. However, our minerals became really important in
Journal (issue)
.............................................. Wales & West 13 ...... .............................................................................. Wales & West I South West 25 ...........................this t ime. Com parison of the larger specimen to old St. Day area specimens indicates that the material...Pennines. Rashleigh died in 1811, so it means the 'old man' was working this part of Rampgill Mine well...longer interested in their collection of a seri es of UK first day covers; 86 issues from the period July
Book
provided by: Amgueddfa Cymru (National Museum of Wales, Cardiff); British Geological Survey, Edinburgh...have changed over time. This is not to say that all old work is valueless: the observation of Hey (1973)...(1973) is still valid that there arc 150-ycar-old unulyscs as accurate as any made today. Other exclusions...Meldonaplitequarry,nrOkehampton, Devon ~.~eldon ap::'te quarry,nrOkehamp:on. 0: ,0,1: roci...tellurob:smu'Ji::eC!ogau andVigramines,nr Oolgellau, Gwynedd, Wales t!.e'.don ra:::ayqJarry,nr o~eha'Tlp'.:i. , Dev:i:i
Journal (issue)
and Mark Oddy South West Branch: Nick Richards Wales & West Branch: Derian and Georgina Jenkins, and...Jersey then moved to the North of England. As a 16yr old left to live in Canada from 1956-63 then moved to...mineral collecting and resource conservation in the UK. If we are to find a mutually acceptable way forward...mineral collecting and resource conservation in the UK. ,. ' / 1 1 J ( · Don't delay, register today...last August has left the future of the limestone quarry which supplied the works uncertain. At present
Journal (article/letter/editorial)
southeast margin of the Wenlock turbidite system, Mid-Wales A.J. Dimberline and N.H. Woodcock Department of...CB2 3E0, U.K. Wenlock age turbidites in central Powys are subdivided into the mudstone rich Llanbadarn...pore-waters may have been anoxic. KEY WORDS Mid Wales Wenlock Turbidites Hemipelagic facies Slope 1...1. Introduction The Wenlock turbidites of mid Wales were described by Cummins (1957) at a time when turbidite...and Nantglyn Flags (McKenny Hughes 1879) of North Wales. This subdivision is well established (Boswelll926
Book
University of Leicester, UK David J. Siveter Department of Geology, University of Leicester, UK Derek J. Siveter...Oxford, UK P.D. Lane School of Earth Sciences, University of Keele, UK D. Palmer Cambridge, UK and N.H...Department of Earth Sciences, University of Cambridge, UK GCR Editor: L.P. Thomas NATURE JOINT CONSERVATION...Monkstone House, City Road, Peterborough, PE1 1JY, UK First edition 2000 2000 joint Nature Conservation...study, or criticism or review, as permitted under the UK Copyright Designs and Patents Act, 1988, this publication
Journal (issue)
-&dto ♦ ~J,0-\1:x:,fQ,.:,t,-.q;n; •milcbc;cd Old.....-riallr'D>\C'G -------·-------------ltqilbll...an informative read for ALL members both new and old . ·-- ..__......_._ .. .,. ... w..,_ .. ..,._...TAYLOR. SouthWest: Mr J E HESKETH,Mrs M NUTE, Wales& West: Mr A CUTHBERTSON. CaldbeckFells In the autumn...has donated a wide range of items, covering both UK and world mineralogical topics, to the Society Library;...of a number of publications (Mineralogical Record, UK Journal of Mines and Minerals, Lapis) and a variety
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...1ninerals produced in 2005 in the UK, expressed as sales on an ex-works (quarry) basis as opposed to gross valued...the major sectors of 1/te Minerals Industry in the UK, 2003- 2005. Production (sales) (000 tonnes) Value
Book (edition)
cover Operations in the Welton Chalk at Melton Ross Quarry, Singleton Birch Ltd., near Brigg, North Lincolnshire...Figures 1 An extract from Hunt’s 1858 listing of Quarry Returns 2 Current distribution of BRITPITS database...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
Book (edition)
roadstones by K. C. DUNHAM, D.Sc., S.D. (England and Wales) and A. G. MacGREGOR, M.C., D.Sc. (Scotland) LONDON:...GEOLOGICAL DISTRIBUTION OF R OADSTONES England and Wales (Fig. 1) 2 Scotland (Fig. 2) .. 4 PART I....ENGLAND AND WALES (Fig. 1) Roadstones quarried from the solid rock in England and Wales are obtained...Birmingham and Dudley and also in Shropshire. In Wales and the Welsh bo;der counties albite-diabases and...be of late Silurian to early Devonian age. One quarry each in Cornwall and Devon work the Hercynian granite
Book (edition)
Gaswells. h-ont cover Operations at Shap Beck Quarry, Hanson Aggregates, North.em Region. © D Cameron...Ji'igures 1 An extract from Hunt's 1858 listing of Quarry Re turns 2 lJnited Kingdom production of n1inerals...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
Catalog/List
fine grained mass like a massive garnet-paper I Old stock lxl £2 lx2 £4 2x2 £8 :.. ~- 867 ■ ANNABERGITE...Ix! £5 lx2 £8 1 ■ BANALSITE Benallt Mine, Lleyn, Wales rich brown mass with red-grey HEMATITE BaNnAISiO...Zcolite Ix! £4 lx2 £8 2x2£16 26) ■ MAGADIITE Aris Quarry, near Windhoek,Namibia / White micro snow-flakes...SiO 220 ■ MENDIPITE ✓~ CaAISiOC0/3 Merehend Quarry, Mendips Somerset Very rich white to pinkish faintly...fluorescence lxl£3 lx2£5 FLUORESCEN'. ■ SCHEELITE Penlee Quarry, Newlyn,Cornwall creamy spots in chlorite. Fluorescent
Journal (issue)
quarries in Slovakia can be confusing particularly with old specimens. Some place names can be in German, others...geology of Slovakia is as varied and complex as the UK, it is like a bigger version of the West Country...Vechec-lom Quarry 8 Novoveska Huta. 14. Siatorska Bukovinka 2. Herl'any 3. Maglovec-lom Quarry 9. Dobsina...Presovsky Kraj (andesite quarry with xenoliths). • This was a working quarry with bulldozers on a level...purchased sledgehammers) into. We walked down into the quarry past a jointed, columnar formation, very reminiscent
Book (edition)
OF ROADSTONES IN GREAT BRITArN 4 England and Wales 4 Scotland 6 Channel Islands 9 LIST OF SOURCES...county headings, with all the counties of England, Wales and Scotland in one alphabetical list. Within each...address of owner or occupier Name and situation of quarry, pit or works Type or types of rock, gravel or...supplied by the producers: New blastfurnace slag Old blastfurnace slag Copper slag Steel slag Phosphorus...c. by DUNHAM, D.Sc., S.D., F.R.S. (England and Wales) and A. G. MACGREGOR , M.C., D.Sc. (Scotland) revised
Journal (issue)
..................... Safety Requirements: New Quarry Rules Regarding Boots ................. Disposal...Reopens .......................................... UK On-Shore Oil; The Gatwick Gusher ................................................... .. Prince of Wales Gold Mine. How much trust do you put in a label...Society’s 2017 ASM Weekend to be held in north Wales. It promises to be a really good event and I would...led this year – to opencast coal sites in South Wales – have only attracted enough members to fill a small
Catalog/List
squares arc new entry for this list ANALCIME Dean Quarry, Lizard ,Cornwall Achmclvich, near Lochinvcr, Scotbnd...ANATASE Lauvland, Frigstad, Evjc Norway 933 Hingston Quarry,Cornwall 16 Rich grey-white cleavages , some with...½" £3 ALTHAUSITE ANDRADITE Benallt Mine,Lleyn ,Wales Modum, Buskerud,Norway 975 44 Brown-purple areas...Wyoming ,U.S.A 14 ALUMINITE Benallt Mine, Lleyn Wales Pale beige fine grained mass with reddish bands...ARSENIOPLEITE Sjogruvan,Riddarhyttan,Swedcn 7 Saga Quarry, Tvcdalcn near Larvik, Nomay 10 03 Red vcinlets
Report (edition)
Series; Wenlock Series; Ludlow Series 6. Old Red Sandstone: Lower Old Red Sandstone, Downton Series, Ditton...Ditton Series, Brecon Series; Upper Old Red Sandstone; Igneous Rocks Structures Z which ; Orogeny; Late...complete, rocks are absent 22, . 5 10 12 where Wales, and to Central : : the Ordovician England...main part of the Woolhope Inlier Sections through Dolyhir and Yat Wood 46 47 48 50 area, 52 Facing and...and . ete 55 60 62 64 Se Facing near Old Radnor Section from Kerry south-eastwards through Ludlow
Journal (issue)
.............................................. Wales & \.\lest 13 ......................... :................................ ........... South East, Wales & West 30 ........................................the membership secretary, co-ordinating the new, old and wayward members, the treasurer, accounting for...Lapidary Society - here again I was delighted to meet old friends and members. They told me that they find...Towning; Sarah Tuft and, rejoining, Neil Henderson Wales & West Branch: Brian Cripps All members details
Report (edition)
Series . . .. .. 52 VI. OLD RED SANDSTONE Lower Old Red Sandstone; Upper Old Red Sandstone; Igneous Intrusions...relation of the Welsh Border District to North Wales-, where the sequence of Ordovician Rocks is complete...the Old Radnor Inlier 31. Sections across the Old Radnor District 32. Ludlow, Downtonian and Old Red...District. 34. General succession of the Downtonian and Old Red Sandstone of the Welsh Borderland .. • • 35.... A.—Woolhope Limestone, Dolyhir • • 45 .. 60 Quarries, Old Radnor (6215).61 B.—Woolhope Limestone
 
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