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Prehnite from
Gimlet Quarry, Pwllheli, Gwynedd, Wales, UK


Locality type:Quarry
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Gimlet Quarry, Pwllheli, Gwynedd, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:464644
Long-form Identifier:1:3:464644:0
GUID (UUID V4):2f85b879-8d80-4212-a132-fee15137fe8e
Nearest other occurrences of Prehnite
51.3km (31.9 miles) Tal y Fan, Caerhun, Conwy, Wales, UK
52.4km (32.5 miles) Craiglwyd Quarry, Penmaenmawr, Conwy, Wales, UK
97.9km (60.8 miles) Thurstaston Beach, Wirral, Merseyside, England, UK
References
Reference Search (possible matching items)
Book
A Mineralogy of Wales RfCHARD E. BEYfNS Ocpartmellf o[Geolngy, Nmin11a/Museum of\Valcs, Cardiff AMGUEDDFA...Colliery, Ponh, Mid Glamorgan. National Museum of Wales specimen 48.264.GR 175. ex Cymmer Welfare Library...CE 6 I CES IN WALES 9 30 127 138 6 INTRODUCTION The mineralogy of Wales is diverse. with over...reveal the presence of additional species new to Wales. and perhaps new to the British Isles. It is also...completely new to cience will be discovered in Wales. as techniques for analysing specimens become ever
Journal (article/letter/editorial)
November 17th, 189~.] little land-locked harbour of Pwllheli in Caernarvonshire owes its T H Eexistence to...natural breakwater, and which is known in Wales as the " Gimlet Rock." The large quarries afford excellent...quartz, calcite, a little natrolite, brookite and prehnite. But the three last-named minerals are of rare...quartz. The prchaite crystals I found at the " Gimlet " last July.
Book
llO 40+ 400 Geology of the country arol1nd Pwllheli The district described in this rnernoi.r covers...scenery that is so much a characteristic of the Pwllheli district. The men1oir includes several classic...Frontispiece Mineral specitnens fro1n Carreg-yr-Imbill (Gimlet Rock) [3885 3435]. All from . •ational Museu1n...country around Pwllheli CONTRIBUTORS Memoir for 1:50 000 Geological Sheet 134 (England and Wales) Biostrettigraphy...McC\RROLL, D. 2002. Geology of the country around Pwllheli. 1\llemoir ofthe British Geological Su·,vey, Sheet
Journal (issue)
in order. A first occurrence of laumontite in wales R.E. BEVINS AND J.M. HORAK Bevins, R.E. & Hor8k...J.M. 1985. A first occurrence of laumontite in Wales. J. RusseLL Soc., 1, 78-79. ABSTRACT. Laumontite...Laumontite has been identified at Llanelwedd Quarry, Builth Wells, Wales, occurring in thin, 2-3cm veins in association...in the prehnite-pumpellyite facies. This occurrence of laumontite is the first reported in Wales. R.E...MUseum of WaLes, Cardiff CFl 3NP, U.K. Introduction Occurrence of laumontite at Llanelwedd Quarry Laumontite
Book
provided by: Amgueddfa Cymru (National Museum of Wales, Cardiff); British Geological Survey, Edinburgh...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. ...Cheesewring quarry, Cornwall (Foord et al. 1985); a study oflithium minerals from Meldon aplitc quarry, Devon...several of these, including brcithauptite and prehnite). It is the number of Kingsbury's publications
Journal (issue)
Chamberlain(Syracuse,New York, U.S.A.) Dr J.R.Plimer(New So.uth Wales) Mr .J.P.Fuller(London) (Deceased) Mrs. T .Sheppard(Oerby)...Mine, Caldbeck Fells, Cumbria. National Museum of Wales Collection, 83.41G.M7818 (Photo. M.P.Cooper) •...Editor, Department of Geology, National Museum of Wales, Cathays Park, Cardiff, CFl 3NP working hours (0222)...Department of Geology in the National Museum of Wales, especially to its departmental secretary for her...surface and the are was obtained by open work, quarry fashion, here and at Black House. Also saw Crokes
Book (edition)
Hillers, Henry Mountains . intrusive rocks of North Wales have an outcrop which indicates a laccolitic origin...g. , in the English Lake District and in North Wales) . Dykes and Veins. - A dyke is a wall-like mass...Isles. Much of the beautiful scenery of North Wales and of the Lake District owes its origin to the...rock ; and the appearance of a rock laid bare in a quarry or other section is to a large extent dependent...Occurs in certain felsites (Socotra, Mynydd Mawr in Wales, Ailsa Craig in Scotland) . Crocidolite is a similar
Report (issue)
LIBRARY i ^ 6^2.09 S ^^ 2 . ) I NEW SOUTH WALES. DEPARTMENT OF MINES. GEOLOGICAL SURVEY. J. ...Papers, p. 7. Australia generally New South Wales Victoria : Queensland Subject Index, p. 59....[Opal, White Journ., vii, N. Cliffs, S. Wales, (coloured photo.)], Amer. Mus. 1907, pp. 112-113...Mineral allied to Montmorillonite from Exeter, N. S. Wales. Ihid., V, 1903, pp. 67-68. Association of Natrolite...V, 1904, pp. and Datolite at Pokolbin, N. S. Wales. 127-130. The Occurrence of Monazite in situ
Journal (article/letter/editorial)
deformation. Metamorphic assemblages, ranging from prehnite-pumpellyite to greenschist facies, typify the...69 7O 71 72 73 74 75 76 77 78 79 Slippery Gimlet 8.0 GIMLET SOUTH 15.0 Victorious 3.0 Bent Tree 1.2 Grants
Report (volume)
east of Ketchum and the similar one southeast of Gimlet these sediments have not been mapped. In most places...Hailey quadrangle. Nearly 3 miles northeast of Gimlet, in the SE. % sec. 29, T. 4 N., R. 18 E., is an...the same is true for the area south and west of Gimlet. It is not possible to state to what extent the...contain large amounts of epidote and considerable prehnite, along with birefringent garnet of a somewhat...well-formed crystal of garnet, bundles of tabular prehnite crystals, and minute but brilliant faces of epidote
Book
associated with the Cambrian and Silurian rocks of Wales, in similar rocks associated with Carboniferous...Felsitic Lavas, " Memoirs of Geological England and Wales." It ALLPOET, Q.J.G.S., Survey of ; The term...rocks which occur as boulders in Anglesea and South Wales and also as dykes in Anglesea, the Lake District...limestone series of West Lothian." In the Blackburn quarry a- marked difference exists between the upper and...several rocks occurring as boulders or /// xitu in Wales and the Lake District. The most conspicuous macroscopic
Report (Issue volume)
2: Willyama Block, South Australia And New South Wales Willyama Block — regional geology and minor mineralisation...Lachlan Fold Belt In New South Wales Lachlan Fold Belt in New South Wales — regional geology and mineral...England Fold Belt In New South Wales New England Fold Belt, New South Wales — regional geology and mineralisation...commissioned in 1915 at Newcastle in New South Wales. Prior to this time virtually all Australia’s iron...stone to $A 125 000/t for Premium LZ. GNEISS = quarry <_ | Fig. 3—Geological plan, outcrop 69, Cowell
Book
moisture in stones when first taken out of the quarry (Acad.); a. de descarga, waste water; a. delgada...the span (Acad.). cº ARDOSIA, Port. slate; slate quarry (ardo2 sieira), see pizarral. 2% ÁREA, a square...handle; b. grande, auger or borer; b. pequeño, gimlet ; see 39 Bar A DICTIONARY OF abocardo, barreno...barrena (l); (5) carp. hole made with an auger or gimlet : mech. hole made with a drilling-tool; (6) communication...of a level)—the efect being known as creep (S. Wales), heave or pucking. BUGRE, see bolinete. BUITRÓN
Journal (volume)
Mean of Twelve Months’ Meteorological Observations Wales. made New at Paramatta, South By His Excellency...Tan- ners, imported from Kent, - New South Wales. By Mr T. » 266 VII. Report on the Present...was begun in 1752. to use it This be seen as a quarry, is ; the reason why there are so few regular...South By His Excellency Sir Thomas Brisbane, K.C.B, Wales. Art. . , F. R. S. M. W. S. &c. Thermometer...which the bark appears perforated as though with a gimlet. It insinuates itself into these holes, or into
Book (volume)
Agent-General for New South Wales. Government Statistician, New South Wales, 1886—1905. Honorary Fellow...Society. Author of Wealth and Progress of New South Wales; Statistical Account of Australia and New 7.ea.iand;...the pinnae; var. cambricum (origin¬ ally found in Wales) has the pinnae themselves deeply cut into narrow...population statistics for the whole of England and Wales the number at each year of age is regularly diminished...natives. They show also that, if all England and Wales be taken together, the number of persons between
Book (volume)
English Language and Literature in the University of Wales. Editor of the Works of John Gower, John. Gower;...Ordnance College, Woolwich. in the University of Wales. Member of the Acronautical Examiner Committee...Director of the Geological Survey of England and Wales. dent, Geologists’ Association, 1893-1894. Wollaston...this series, George III., the queen, the prince of Wales, Fox, Pitt, Burke and Napoleon are the most prominent...were made of three or more hoops linked together. GIMLET (from the O. Fr. guimbelet, probably a diminutive
Book
Science & Technology Rights Department in Oxford, UK: phone: (144) 1865 843830, fax: (144) 1865 853333...(11)(978)7508400, fax: (11)(978)7504744, and in the UK through the Copyright Licensing Agency Rapid Clearance...(CLARCS), 90 Tottenham Court Road, London WlP 0LP, UK; phone: (144) 207 631 5555; fax: (144) 207 631 5500...Underground Produced furnace-grade ore, high F content Gimlet ComincoAmerican Underground Discovered 1952...metamorphic grade higher in the section should decrease (prehnite-pumpelleyite or zeolite facies?). The reverse
Book (edition)
Piedmont. Great Britain, it is found in Cornwall and Wales ; and in Glen Elg, the isles of Lewis and Sky. It... tite It is found at Naygag and Glyderbach in Wales. tites. in Transylvania, BILE. A bitter liquid...the Introduction to Co- nybeare and Philips and Wales, pp. 29, s Geology of England 30. See also ...and nated in the same rocks. It occurs in the quarry of Alteberg near Oberstein. CHALK. very com mon... Burnt 2.316 stone, Derby grit from another quarry, 2.428 Killala white freestone, not stra- tified
Book (edition)
In Great Britain, it is found in Cornwall and Wales ; and in Glen Elg, the isles of Lewis and Sky. It...at Naygag in Transylvania,- and Gly- derbach in Wales. A bitter liquid, of a yellowish or BILE. greenish-yellow...tervene. and Phillip* s Geology of England and Wales,, pp. 29 and 30. See also D^Auluisson, Traiti de...concentrated, is lour, glass, CHA It occurs in the quarry of Alteberg near Ober- stein. CHALK. A very...for drying grain and malt. The coals of South Wales contain less volatile matter than either in equal
 
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