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Harmotome from
Gorn Mine, Llanidloes, Powys, Wales, UK


Locality type:Mine
Classification
Species:Harmotome
Formula:Ba2(Si12Al4)O32 · 12H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Harmotome data
Locality Data:Click here to view Gorn Mine, Llanidloes, Powys, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:18344
Long-form Identifier:1:3:18344:6
GUID (UUID V4):a12cefbf-cdc7-4dd8-af24-462fbecbe5b0
Nearest other occurrences of Harmotome
6.2km (3.8 miles) Pen-y-Clun mine, Llanidloes, Powys, Wales, UK
35.6km (22.1 miles) More Quarry (Squilver Quarry), Disgwylfa Hill, Moreswood, Hope-Shelve District, Shropshire, England, UK
36.6km (22.7 miles) Dolyhir Quarry, Old Radnor, Powys, Wales, UK
43.0km (26.7 miles) Craig Rhiwarth Mine (Ochrycraig; North Llangynog), Llangynog, Powys, Wales, UK
44.0km (27.3 miles) Cwm Orog Mine, Llangynog, Powys, Wales, UK
87.6km (54.4 miles) Benallt Mine, Rhiw, Aberdaron, Gwynedd, Wales, UK
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
specimens were described by Pennant in A Tour in Wales.—Arthur Jtussell: The Minerals and Mineral Localities...aurichalcite, from Llanymynech Hill Mine, Llanymynech ; harmotome in double twins, associated with barytes...barytes and witherite, from Cwm-orog Mine, Llangynog; hydrozincite, which forms a remarkable recent deposit...the Van Mine, Llanidloe6; pyromorphite from Aberdeunant Mine, Llanidloes, and Llanerch-yr-aur Mine, Llanbrynmair;...from Cwm-orog Mine, Llangynog, Gorn Mine, Pen-y-Gaer Mine, and Pen-y-Clyn Mine, Llanidloes, the crystals
Journal (article/letter/editorial)
Roderick Urwick Sayce, B.A., University College of Wales, Aberystwyth, who proposes to investigate the rock-succession...specimens were described by Pennant in A Tour in Wales.—Arthur Jtussell: The Minerals and Mineral Localities...aurichalcite, from Llanymynech Hill Mine, Llanymynech ; harmotome in double twins, associated with barytes...barytes and witherite, from Cwm-orog Mine, Llangynog; hydrozincite, which forms a remarkable recent deposit...the Van Mine, Llanidloe6; pyromorphite from Aberdeunant Mine, Llanidloes, and Llanerch-yr-aur Mine, Llanbrynmair;
Catalog/List
refere nce and specime n numbe r(s) 25 3 Inde x by mine ral showing spe cime n numbers 39 4 Index by...Name of the speci es. Locality. including name of mine or quarry, nearest town and county, and six figure...29 LAUMONTITE 30 CHABAZITE 31 APOPHYLLITE 32 HARMOTOME 33 AOULARIA 3-4 AOULARIA 35 EPIOOTE 36 HEMIMORPHITE...Waterba.nk mine Waterbank mine Hilton mine Esgair Hir mine Milltown quany Esgair Hir mine Broadlaw vein...Mllttownquany Wh.Jane Comw. HIiton mine Waterbank mine Mllltown quany Eaglebrook mine Uechwedd Helyg Wh.Gorland
Journal (issue)
Cooper. 4 HARMOTOME FROM PEN-Y-CLUN D. Morgon • R.E. Starkey 7 DIARY OF EVENTS 8 The UK Joumol of illines...Society organised its first field meeting to mid-Wales and the first British Microm~unt Society Symposium...identification of many new collecting sites throughout the UK, new finds from old localities, minerals new to Britain...the leading topographical mineralogy groups in the UK. Any society is about people, the members who help...Ogmore Vale, Mid Glamorgan. National Museum of Wales Collection (83.426.M20), Cardiff. Figure 3. CALEDONITE
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
Book
provided by: Amgueddfa Cymru (National Museum of Wales, Cardiff); British Geological Survey, Edinburgh...meneghinile Pengenna mine,St Kew,Cornwall; Shallowfield Bridge,SouthMolton,Devon Tynebottom mine,Alston.CUm~ria...CUm~ria mercury Chatsworth mine,Grassinglon, Yorkshire Severallocalities in theLakeDistrictandComw melacinnabar...theLakeDistrictan:iCorrr::a!I natrojarosite Wanlhwaite mine,StJohn'sin theVale,Cumbria SouthTerrasmine,StStephen-in-Brannel...Cumbria pharmaco!ite Wanlhwaite mine,StJohn'sin theVale,Cumbria Chatsworth mine,Grassington, Yorkshire p:cropharmacolne
Report (issue)
AIKINITE. Boldyreva, Mineraly. Paragenezisy Mineral. Gorn. Porod Rud. 1979, 133-141 (1979). Reflectance at...copper. AMPHIBOLE. Bayuk et al., (Fiz. Svoistva Gorn. Porod Miner Vys. Davleniyakh Temp., 173-176 (1978))...analyses of 5 hornblendes, 2 cummingtonites from Frood mine, Sudbury, Ont. Distribution of Al between IV and...Mineral. 17, 11-23 (1979). 14 microprobe analyses, NS Wales. AMPHIBOLE. Stosch and Seek, Geochim. Cosmochim...ANHYDRITE. Khasanov and Vinokurov, (Fiz. Svoistva Miner. Gorn. Porod, 70-81 (1976)) Chem. Abstr. 89, no. 10, 83127
Report (issue)
of Highway Freebern mica mine 8 y Mobey (Burnham) mine 9 Enterprise mine 10 38 38 Sand Road (Card)...(Bedford) mica mine 12 13 14 14 1D 1 16 16 17 Richardson feldspar mine Glendower iron mine Road-cut at...Hickey-Murphy lead mine Road-cuts at km 16.7, Westport Road McLaren phosphate mine Long Lake blue calcite...calcite occurrence Long Lake zinc mine Gabbro quarry Road-cut on Highway 38 at km 57.6 17 brucite occurrence...occurrence 18 Eagle Lake (Blessington) mine 18 Sharbot Lake road-cuts on Highway 19 ie, 38, kr 72
Journal (issue)
re Pyrolu:i.rte Spholer.ie Andolusirc Ch ry sorde Gorn 1 erite Lep,dolilc Colemon 1 rc Amblygon,re Vcrm1cvhIc...Br i l l iant green, step-type inches, Coecilia Mine, Germany. A ur.. J 96:3 !\I I i\ E R A L O C I... .., 594' Fig. 2. C ross-section of Coec ilio Mine showing contact zone demarca tion. After Regensburger...(dolomite in granite), 4 3 0- foot level, Morienschocht Mine. Photo by Dr. Heinz Z , eh r. sta i n i n g t hem...collectors. particularly those from Mine �ohan nesschacht, as this mine was closrd two years ago and is now
Report (issue)
(1979). Probe analyses (1) from Broken Hill gold mine, Coromandel , New Zealand. ACANTHITE. Nikolaeva...Probe analyses (1) from Canobolas complex, NS Wales. AESCHYN1TE. Makarochkin, (Geol. Geofiz., no. 6...(1979). Probe analyses (4) from Broken Hill gold mine, Coromandel, New Zealand. AGUILARITE. Sugaki et...6528 (1983). Probe analysis, x-ray data from Sanru mine, Hokkaido, Japan. AGUILARITE. Sugaki et al., J....65-77 (1982). Microprobe analyses (5) from Sanru mine, Hokkaido. AGUILARITE. Vassalo Morales and Borodaev
Book
superieur a celui de l'espece maclee : aragonite, harmotome (fig. 69), quartz. ,\.1actes du quart z et de...de Pierre Curie, Franklinite Zn Fe 2 0 4 : de la mine de Franklin Furnace dans le New-Jersey (U.S.A.)...differentes formes du carbone et les mineraux de la mine du platine. II faut souligner le role de ces metaux...tact des sedimen ts charbo neux. Ceylan.U.R.S.S. (Mine Alibert, Siberie). M adagascar. U .S.A. (Ticonderoga...natif, avec argyrose, pyrite et quartz ( x 4) . Mine Dolores, D urango ( Mex iq ue). (ENSMP V 60 32)
Journal (entire run)
Birch Zinc Spine! from Broken Hill, New South Wales -1.R. Plimer Vivianite Pebbles from Anglesea, Victoria...Jacobsite and Magnetite from Broken Hill, New South Wales - E.R. Segnit An Australian Thorium-Chevkinite from...Acicular Bustarnite and Ferroan Johannsenite, North Mine, Broken Hill, N.S.W.- W.R. Ryal/ & Albert Chapman...J.E. Johnson Copper Minerals from Bali Lo Copper Mine, Ashburton Downs, Western Australia - PJ. Bridge...K. Ferguson Further Minerals from the Dome Rock Mine, South Australia - E.R. Segnit •._ Ferrierite from
Book
seam in carbonate host-rocks from Dulcote (Mendip, UK); (g) clastic agate pebble from river sediments of...zeolites (mordenite, heulandite/clinoptilolite, harmotome, chabasite, natrolite, analcime, scolezite, mesolite...Saxony, Germany; (c) thunderegg from the Baker Egg Mine, Deming (New Mexico, USA) with multiple crescent-shaped...Germany, Poland, Russia or India. The Baker Egg Mine in New Mexico (USA) is famous for the high amount...scientific discussions with Terry Moxon (Doncaster, UK), Gerhard Holzhey (Erfurt, Germany), Johann Zenz
Book (edition)
—Interpretation sulpliide waters — Chloride water analyses Mine waters waters— Sulphate waters Oxidation of waters—“Carbonate...veins in basic lavas General features The Kennecott mine, Alaska— ( ’opper sulphide veins in intrusive basic...amygdaloids— The veins— Mineral association Origin Mine waters Mining and smelting operations-- The copper...the SieiTa Nevada Victoria, Australia New South Wales and Queenslarid Nova region Scotia— Gold-bearing...British Columbia Manitolia -Quebec- - New South Wales — — — — — — — — — Alaska— Sweden" The
Book (edition)
is often found as cap-rock. salt In insalt mines. mine, as Nevada-Dougl the at found is rock morphic anhydrite...characteristic mineral in schists at the Homestake Mine in South Dakota. The senior author has recently...Without chemical analyses it is difficult to deter: mine the various kinds of scapolite, but the birefringence...= 1.598 to 1.606 2V = 0 to 10°; Opt. (—) Be==5 Gorn Ys a (a) (b) Fies. 327 a,b.— Orientation diagrams...and laumontite. A few rare zeolites such as harmotome and brewsterite contain barium. DESCRIPTIONS
Book (volume)
ju erfennen unb leicht Anwen* Umgdn* auf baS Mine* @S ral*$eich, wie bie folgenben §§. lehren» ...»£> a U ö m. Sßern. II!. 0 matic Cryolite» mine fluate'e comp. p. 25 . ©runb*©ejtalt. . *&. ...n • © (immer» ©aftungen eine, ber Sitüfantt, Gorn»all, au§ enthalt, crpftalliffrten i unter a»et...Prismatic Zeolite, or Cross -Stone, Man. p. 143. Harmotome. Haüy. Traite', T.III. p,I9T. Tab, comp. p,52...unb anbere Silber, ptacbrifcbeS 2tucb tyttyt) Mine- Stiebt feiten SSerfteinerungä* in ficb jtnb
Book
feldspar, and the three zeolites, gismondine, harmotome and merlinoite, display four of the flexible types...isostructural with paracelsian and phillipsite with harmotome. It is noteworthy that the zeolite minerals belong...hanging wall of a pegmatite dyke at the Himalaya mine in the Mesa Grande district, California. From a...observed by Y osimura (1936) at the Kaso manganese mine, Japan. Spencer (1942) listed the occurrences of...zone of lava flows at the Sulphur Bank quicksilver mine, Lake County, California. It is named after the
Book (edition)
653 eae Wargoge! UP! yy Loe Fly teiDerek Pest Gorn svnpmantalweyNv ; pes: ef ia aa veeee Hinfrate...1314 nm * WG CHAPTER 1 INTRODUCTION to acid mine drainage), affect water quality, and impact environmental...of a fluorite cube on galena cubes from Nicolai Mine, Dal’Negorsk, Russia. Specimen is ~3 inches in height...approximate triangular outline. Soecimen is from the Ray Mine, Pinal Co., Arizona, U.S.A., and is 73 inches...The rock-forming minerals. 2nd ed. Longman Group UK Limited, London. Ehlers, E. G. 1987. Optical mineralogy
Book
limestone and dolostone, Bathonian; (9) access to mine; (10) overthrust; (11) fault; (12) anticline axis;...sketch by Vadász (1944). Map and profiles of the mine Most deposit groups include deposits of different...to 20 m. In the basin, on the other hand, where mine workings are now 150 to 300 m deep, the surface...between a bauxite deposit and its cover, Peygros Mine near Brignoles, France; Roadway profile (1) grey...even more typical ravine in 1973 in the underground Mine de Peygros near Brignoles. A roadway there exposed
Book (volume)
gleichförmig wähnten (Sintheilung ju golge, Unter Mine* gorm bie Thür* unb be& 5>ßanjen *Reiches* mit...e. unb leichtern ,bie laßt, hoffe, dangen Mine- inbem eS Ausbrei- fchnellern tung fixerer Jtenntniffe... bet naturbißorifeben Betrachtung natürlichen Mine* gewbbnlid)e, leicht genßanbe bet naturbißorifeben...bobefaebrifegen ©ranat^SBlenbe 3mei SJtgomboeber au§ Gorn* bie , £etragonal*DobeFaeber einfantige Cm;ftalle...beißen Man ftnb fdmmtlicb unregelmäßig. nach Mine* in fo fern berfelbe bei jerßorten i(t, 2)ie
 
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