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Agardite-(Y)

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Jules Agard
Formula:
YCu6(AsO4)3(OH)6 · 3H2O
Colour:
bluish green to yellow green
Lustre:
Sub-Vitreous, Resinous, Waxy
Hardness:
3 - 4
Specific Gravity:
3.61 - 3.72
Crystal System:
Hexagonal
Member of:
Name:
Named by Jacques E. Dietrich, Marcel Orliac, and François Permingeat in 1969 for Jules Agard (November 21, 1916 Grenoble, France - February, 2003), geologist with the Bureau de Recherches Géologiques et Minières, Orléans, France.
This page provides mineralogical data about Agardite-(Y).


Hide all sections | Show all sections

Classification of Agardite-(Y)Hide

Approved
Approval Year:
1968
8.DL.15

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
L : With large and medium-sized cations, (OH, etc.):RO4 = 2:1
42.5.1.2

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)7(XO4)3Zq·xH2O
20.4.13

20 : Arsenates (also arsenates with phosphate, but without other anions)
4 : Arsenates of Group III metals (Al, rare earths)

Physical Properties of Agardite-(Y)Hide

Sub-Vitreous, Resinous, Waxy
Transparency:
Transparent, Translucent
Colour:
bluish green to yellow green
Streak:
greenish white
Hardness:
3 - 4 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Density:
3.61 - 3.72 g/cm3 (Measured)    3.66 g/cm3 (Calculated)

Optical Data of Agardite-(Y)Hide

Type:
Uniaxial (+)
RI values:
nω = 1.701 - 1.723 nε = 1.770 - 1.815
Birefringence:
0.075
Max Birefringence:
δ = 0.069
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Optical Extinction:
Parallel
Pleochroism:
Non-pleochroic

Chemical Properties of Agardite-(Y)Hide

Formula:
YCu6(AsO4)3(OH)6 · 3H2O
IMA Formula:
Cu2+6Y(AsO4)3(OH)6 · 3H2O

Crystallography of Agardite-(Y)Hide

Crystal System:
Hexagonal
Class (H-M):
6/m - Dipyramidal
Space Group:
P63/m
Setting:
P63/m
Cell Parameters:
a = 13.583 Å, c = 5.895 Å
Ratio:
a:c = 1 : 0.434
Unit Cell V:
941.90 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Crystals are acicular hexagonal prisms, elongated along [0001], a few mm long, may be stepped or hollow tubes; in radiating fibrous aggregates.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
11.73 (100)
4.43 (70)
3.54 (70)
2.938 (80)
2.692 (60)
2.558 (60)
2.451 (80)
Comments:
All Agardites seem to be indistinguishable by XRD

Type Occurrence of Agardite-(Y)Hide

Place of Conservation of Type Material:
Serv. Geol. Maroc, Rabat, Morocco;
National School of Mines, Paris, France;
The Natural History Museum, London, England, 1978,24.
Geological Setting of Type Material:
Oxidation zone of copper veins or deposits

Synonyms of Agardite-(Y)Hide

Other Language Names for Agardite-(Y)Hide

Simplified Chinese:砷钇铜石
Traditional Chinese:砷釔銅石

Relationship of Agardite-(Y) to other SpeciesHide

Member of:
Other Members of this group:
Agardite-(Ce)CeCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
Agardite-(Dy)(Dy,La)Cu6(AsO4)3(OH)6 · 3H2OHex.
Agardite-(La)LaCu6(AsO4)3(OH)6 · 3H2OHex. 6/m
Agardite-(Nd)NdCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
CalciopetersiteCaCu6(PO4)2(PO3OH)(OH)6 · 3H2OHex. 6/m : P63/m
GoudeyiteAlCu6(AsO4)3(OH)6 · 3H2OHex.
MixiteBiCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
Petersite-(Ce)Cu6Ce(PO4)3(OH)6·3H2OHex. 6/m : P63/m
Petersite-(Y)(Y,Ce,Nd)Cu6(PO4)3(OH)6 · 3H2OHex.
Plumboagardite(Pb,REE,Ca)Cu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2OHex.

Common AssociatesHide

AzuriteCu3(CO3)2(OH)2
ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
CopperCu
CupriteCu2O
MalachiteCu2(CO3)(OH)2
MimetitePb5(AsO4)3Cl
QuartzSiO2
Associated Minerals Based on Photo Data:
Malachite18 photos of Agardite-(Y) associated with Malachite on mindat.org.
Azurite17 photos of Agardite-(Y) associated with Azurite on mindat.org.
Cornwallite9 photos of Agardite-(Y) associated with Cornwallite on mindat.org.
Quartz8 photos of Agardite-(Y) associated with Quartz on mindat.org.
Olivenite8 photos of Agardite-(Y) associated with Olivenite on mindat.org.
Conichalcite7 photos of Agardite-(Y) associated with Conichalcite on mindat.org.
Heterogenite4 photos of Agardite-(Y) associated with Heterogenite on mindat.org.
Baryte3 photos of Agardite-(Y) associated with Baryte on mindat.org.
Cesàrolite2 photos of Agardite-(Y) associated with Cesàrolite on mindat.org.
Rosasite2 photos of Agardite-(Y) associated with Rosasite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DL.05FoggiteCaAl(PO4)(OH)2 · H2OOrth.
8.DL.10CyriloviteNaFe3+3(PO4)2(OH)4 · 2H2OTet. 4 2 2 : P41 21 2
8.DL.10Millisite(Na,K)CaAl6(PO4)4(OH)9 · 3H2OTet.
8.DL.10WarditeNaAl3(PO4)2(OH)4 · 2H2OTet. 4 2 2 : P41 21 2
8.DL.15Agardite-(Nd)NdCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
8.DL.15Agardite-(Ce)CeCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
8.DL.15Agardite-(La)LaCu6(AsO4)3(OH)6 · 3H2OHex. 6/m
8.DL.15GoudeyiteAlCu6(AsO4)3(OH)6 · 3H2OHex.
8.DL.15MixiteBiCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
8.DL.15Petersite-(Y)(Y,Ce,Nd)Cu6(PO4)3(OH)6 · 3H2OHex.
8.DL.15ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2OHex.
8.DL.15Plumboagardite(Pb,REE,Ca)Cu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
8.DL.15CalciopetersiteCaCu6(PO4)2(PO3OH)(OH)6 · 3H2OHex. 6/m : P63/m
8.DL.20CheremnykhitePb3Zn3(VO4)2(TeO6)Orth.
8.DL.20DugganitePb3Zn3(AsO4)2(TeO6)Trig. 3 2 : P3 2 1
8.DL.20KuksitePb3Zn3(PO4)2(TeO6)Trig. 3 2 : P3 2 1
8.DL.20WallkilldelliteCa2Mn2+3(AsO4)2(OH)4 · 9H2OHex.
8.DL.20Wallkilldellite-(Fe)(Ca,Cu)4Fe2+6(AsO4,SiO4)4(OH,O)8 · 18H2OHex.
8.DL.25AngastoniteCaMgAl2(PO4)2(OH)4 · 7H2OTric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide

42.5.1.1MixiteBiCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
42.5.1.3GoudeyiteAlCu6(AsO4)3(OH)6 · 3H2OHex.
42.5.1.7ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2OHex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

20.4.1MansfielditeAlAsO4 · 2H2OOrth. mmm (2/m 2/m 2/m) : Pbca
20.4.2BulachiteAl2(AsO4)(OH)3 · 3H2OOrth.
20.4.3PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2OIso. 4 3m : P4 3m
20.4.4LuetheiteCu2Al2(AsO4)2(OH)4Mon. 2/m : P21/m
20.4.5ArsenogoyaziteSrAl3(AsO4)(AsO3OH)(OH)6Trig. 3m (3 2/m) : R3m
20.4.6ArsenocrandalliteCaAl3(AsO4)(AsO3OH)(OH)6Trig. 3m (3 2/m)
20.4.7Arsenoflorencite-(Ce)CeAl3(AsO4)2(OH)6Trig. 3m (3 2/m) : R3m
20.4.8Arsenoflorencite-(La)LaAl3(AsO4)2(OH)6Trig. 3m (3 2/m) : R3m
20.4.9Arsenoflorencite-(Nd)NdAl3(AsO4)2(OH)6Trig.
20.4.10Gerdtremmelite(Zn,Fe)(Al,Fe)2(AsO4)(OH)5Tric.
20.4.11Gasparite-(Ce)Ce(AsO4)
20.4.12Chernovite-(Y)Y(AsO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
20.4.14Agardite-(La)LaCu6(AsO4)3(OH)6 · 3H2OHex. 6/m
20.4.15GoudeyiteAlCu6(AsO4)3(OH)6 · 3H2OHex.
20.4.16Retzian-(Ce)Mn2+2Ce(AsO4)(OH)4Orth. mmm (2/m 2/m 2/m) : Pban
20.4.17Retzian-(La)(Mn2+,Mg)2(La,Ce,Nd)(AsO4)(OH)4Orth. mmm (2/m 2/m 2/m) : Pban
20.4.18Retzian-(Nd)Mn2+2(Nd,Ce,La)(AsO4)(OH)4Orth. mmm (2/m 2/m 2/m) : Pban

Fluorescence of Agardite-(Y)Hide

Not fluorescent

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Agardite-(Y)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Dietrich, J., Orliac, M., Permingeat, F. (1969) Agardite, a new mineral species and the chlorotile problem. Bulletin de la Société Française de Minéralogie et de Cristallographie: 92: 420-434. [in French]
Fleischer, M. (1970) New mineral names. American Mineralogist: 55: 1444-1449. [as agardite]
Morrison, S.M., Domanik, K.J., Origlieri, M.J., Downs, R.T. (2013) Agardite-(Y), Cu2+6Y(AsO4)3(OH)6•3H2O. Acta Crystallographica: E69: i61-i62.

Internet Links for Agardite-(Y)Hide

Localities for Agardite-(Y)Hide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • New South Wales
    • Robinson Co.
      • Cobar
Leverett, P., McKinnon, A. R., Sharpe, J. L. and Williams, P. A. (2005) Secondary minerals from the central Cobar mines. Australian Journal of Mineralogy, 11, 75-82.
    • Yancowinna Co.
      • Broken Hill
Australian Min. 3:1 (1997)
        • Broken Hill South Mine (BHS Mine; South Mine)
Australian Mineralogist (1997): 3: 1.
Elliott, P., and Pring, A. (2015) Yancowinnaite, a new mineral from the Kintore Opencut, Broken Hill, New South Wales. Australian Journal of Mineralogy, 17, 73–76.
  • South Australia
    • Mt Lofty Ranges
      • South Mt Lofty Ranges (Adelaide Hills)
        • Clarendon
Kolitsch, U. and Elliott, P. (1999): Mineralogy of the Mount Malvern Mine near Clarendon, South Australia. Australian J. Mineral. 5, 3-17.
    • Olary Province
      • Boolcoomatta Reserve (Boolcoomata Station; Boolcoomatta)
A.G. Christy (2004) unpubl. analysis. "chlorotile/mixite" = calcian agardite-(Y); Vera Munro-Smith (2006) Cobalt Mineralisation in Selected Australian Deposits. PhD thesis, University of Western Sydney.
  • Western Australia
    • East Pilbara Shire
      • Rudall River District
Downes, P. J., Hope, M., Bevan, A. W. R. and Henry, D. A. (2006): Chalcocite and associated secondary minerals from the Telfer gold mine, Western Australia. Australian Journal of Mineralogy 12, 25-42.
Bulgaria
 
  • Sofiya Oblast (Sofia Oblast)
Kunov, A. Y.; Nakov, R. A.; Stanchev, C. D. (2002): First agardite-(Y), -(Nd), -(La) find in Bulgaria. Neues Jahrbuch fuer Mineralogie, Monatshefte 2002, 107-116.
Chile
 
  • Antofagasta Region
    • Tocopilla Province
      • Gatico District
Sample analysed by Dr. Jochen Schluter (Hamburg University), Germany.s
  • Atacama Region
    • Chañaral Province
      • Inca de Oro
Luigi Matei
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Hradec Králové Region
      • Krkonoše Mtn (Riesengebirge)
        • Špindlerův Mlýn (Spindlermühle)
Plášil J., Sejkora J., Škoda R., Goliáš V. 2006: Supergene Y, REE minerals from the Medvědín deposit, the Krkonoše (Giant) Mts., Czech Repulic. Mineralogia Polonica, vol. 28, 181-183
    • Karlovy Vary Region
      • Krušné Hory Mts (Erzgebirge)
        • Jáchymov District (St Joachimsthal)
Lapis 2002(7/8), 63-65
Democratic Republic of Congo (Zaïre)
 
  • Katanga (Shaba)
    • Katanga Copper Crescent
      • Kolwezi District
        • Mutoshi (Ruwe)
Deliens, M. (1989): Agardite-(Y) of Mutoshi, Shaba, Zaire. Ann. Soc. Geol. Belg. 112, 207-213. (in French); Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
France
 
  • Auvergne-Rhône-Alpes
    • Rhône
      • Le Bois d'Oingt
        • Chessy-les-Mines
[Le Cahier des Micromonteurs 1988, 4, p.6-46]
      • Poule-les-Echarmeaux
Vincent Bourgoin - Association Jean Wyart
  • Occitanie
    • Aveyron
      • Monteils
Georges Favreau - Favreau G., Eytier J-R., Eytier C. (2010), Les minéraux de la mine de Falgayrolles (Aveyron), Le Cahier des Micromonteurs, n°109
      • Valzergues
Lheur C., Peraud W., Meisser N. (2002), Résultats d'analyses concernant les arséniates et découverte de chéralite-(Ce) à la mine de Valzergues (Aveyron), Le Cahier des Micromonteurs, n°2, pp: 3-8
  • Provence-Alpes-Côte d'Azur
    • Var
      • Le Pradet
Handbook of Mineralogy
Trouvaille et collection personnelle .CLAUDE Jean Marie
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Feldberg area
Steen, H. (2005): Ein Neufund von Agardit-(Y) aus Rotenbach im Feldberggebiet (südlicher Schwarzwald). Der Erzgräber 19, 70-72. (in German)
      • Haslach
        • Fischerbach
No reference listed
        • Welschbollenbach
Lapis 1985(11), 31-32
      • Münstertal
        • Belchen
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Staufen
          • Grunern
Steen, H. (2005): Ein Neufund von Agardit-(Y) aus Rotenbach im Feldberggebiet (südlicher Schwarzwald). Der Erzgräber 19, 70-72. (in German) [mentions also Agardite-(Y) from Amalie mine]
      • Schenkenzell
        • Wittichen
          • Böckelsbach valley
Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Wolfach
        • Oberwolfach
          • Rankach valley
Handbook of Mineralogy
  • Lower Saxony
    • Harz
      • Bad Lauterberg
Aufschluss 37, 245ff
      • Clausthal-Zellerfeld
        • Bockswies veins
          • Oberschulenberg
Wittern: "Mineralfundorte in Deutschland", 2001
  • North Rhine-Westphalia
Heckmann, H. & Schertl, H.-P. (1990): Der Niederbergische Erzbergbau und seine Mineralien. Emser Hefte, 11 (2), 2-40.
      • Heiligenhaus
Lapis 1988(1), 17-35
  • Saxony
    • Erzgebirge
Handbook of Mineralogy
  • Thuringia
    • Saalfeld
Wittern: "Mineralfundorte in Deutschland", 2001
Germany & Czech Republic
 
  • Erzgebirge; Krusné Hory Mts (Ore Mts)
Sejkora J., Pauliš P., Kopista J.: Agardit-(Y) z ložiska Sn-W Cínovec v Krušných horách (Česká republika). Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2011, 19, 1, 64-68.
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
No reference listed
            • Hilarion area
Giester, G. & Rieck, B. (2014): Crystal structure refinement of aurichalcite, (Cu, Zn)5(CO3)2(OH)6, from the Lavrion Mining District, Greece. Neues Jahrbuch für Mineralogie - Abhandlungen, 191, 225-232.
No reference listed
Italy
 
  • Liguria
    • Savona Province
      • Murialdo
        • Pastori
Palenzona, A., Armellino, G., Bulgarelli, G. (1994): Le agarditi della Liguria. Rivista Mineralogica Italiana, 4/1994, 354-356.; Palenzona A. (1996): I nostri minerali. Geologia e mineralogia in Liguria. Aggiornamento 1995. Riv. Mineral. Ital., 20, 2 (2-1996), 149-172.
  • Lombardy
    • Varese Province
      • Ceresio Valley
No reference listed
Nazareno La Manna collection
  • Piedmont
    • Cuneo Province
      • Bagnolo Piemonte
Ambrino, P., Brizio, P., Ciriotti, M.E., Finello, G., Marello, B. (2009). Minerali della pietra di Luserna. AMI. CD-ROM (in italian and in english)
    • Verbano-Cusio-Ossola Province
      • Baveno
        • Feriolo
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" di Alba, Ed., Alba, 607 pp.
        • Oltrefiume
          • Mount Camoscio
Sergio Varvello collection
      • Ossola Valley
        • Antigorio Valley
          • Devero Valley
            • Baceno
              • Devero Alp
                • Mt. Cervandone area (Scherbadung; Cherbadung)
Guastoni A., Pezzotta F., Vignola P. (2006): Characterization and genetic inferences of arsenates, sulfates and vanadates of Fe, Cu, Pb, Zn from Mount Cervandone (Western Alps, Italy). Per. Mineral., 76, 141-150.
  • Sardinia
    • Cagliari Province
      • Muravera
Stara, P., Rizzo, R., Brizzi G., (1993): Sarrabus Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", 208 pp.
    • Carbonia-Iglesias Province
      • Domusnovas
        • Oridda
No reference listed
      • Fluminimaggiore
http://rruff.geo.arizona.edu/doclib/hom/agarditey.pdf
    • Medio Campidano Province
      • Arbus
Conti-Vecchi, G., Stara, P. (1991): Minerali della Sardegna. Dal fascino dei campioni da collezione alla storia dei ritrovamenti. Edizioni della Torre, 276 pp.; Stara, P., Rizzo, R., Tanca, G.A. [with contributions of Vinci, A., Astolfi, M.] (1996): Iglesiente e Arburese. Miniere e Minerali. Associazione Mineralogica Sarda, Associazione Mineralogica Domusnovas, Gruppo Mineralogico Arburese, Gruppo Mineralogico Paleontologico Piacentino, Gruppo Mineralogico Lombardo et al. Ed., Siena, Vol. 2, 192 pp.
Stara, P., Rizzo, R., Tanca, G.A. (1996): Iglesiente e Arburese. Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", Volume 2, 192 pp.
      • Gonnosfanadiga
        • Fenugu Sibiri Mine
I. Campostrini - Unimi (SEM-EDS)
Stara, P., Rizzo, R., Tanca, G.A. (1996): Iglesiente e Arburese. Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", Volume 2°, 192 pp.
  • Trentino-Alto Adige (Trentino-Südtirol)
    • Trento Province
      • Fiemme Valley
        • Predazzo
Vecchi, F., Rocchetti, I. & Gentile, P. (2013): Die Mineralien des Granits von Predazzo, Provinz Trient, Italien. Mineralien-Welt, 24(6), 98-117 (in German).
      • Mocheni Valley
        • Frassilongo
          • Roveda
Ricordo di Cristel Puecher da Roveda; F. Maiello, P. Ferretti; 2009
      • Valsugana
        • Roncegno
-Bortolozzi G., Blass G., Boscardin M., Rocchetti I. and Ferretti P. (2013): La Miniera di Cinquevalli (Valsugana, Trentino-Alto Adige): aggiornamento sulle specie accertate negli ultimi anni. Studi Trent. Sci. Nat., 93, pagg. 149-165.
        • Vignola-Falesina
EDX + XRD analysis by Gunter Blass
Paolo Gasparetto, Erica Bittarello, Andrea Canal, Lara Casagrande, Marco E. Ciriotti, Bruno Fassina, Paolo Ferretti, Sergio Pegoraro, Fabio Tosato, Paolo Zammatteo (2014): I lavori minerari del Rio Ricet, Vignola, Falesina, Trento. Micro, 12, 50-123.
Japan
 
  • Chugoku Region
    • Hiroshima Prefecture
      • Inland Sea (Setonaikai)
        • Ikuchi Island
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
  • Honshu Island
    • Chubu Region
      • Gifu Prefecture
        • Nakatsugawa City
          • Hirukawa
ex-Okamoto collection, now (2015) on display at Hakusekikan museum, Hirukawa.
    • Kinki Region
      • Nara Prefecture
        • Goze City
The Mineral Species of Japan (5th ed) Matsubara
The Mineral Species of Japan (5th ed) Matsubara
Mexico
 
  • Sonora
    • Mun. de Moctezuma
      • Moctezuma
Collected by and in the collection of Brent Thorne. SEM EDAX analyzed.
Mongolia
 
  • Hovd Aimag (Khovd Aimag)
    • Altai Mts
P.M. Kartashov analytical data
Morocco
 
  • Drâa-Tafilalet Region
    • Ouarzazate Province
      • Djebel Saghro (Jbel Saghro)
        • Bou Skour district
Georges FAVREAU collection
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000; American Mineralogist 55:1448
      • Tazenakht
        • Bou Azzer District (Bou Azer District)
          • Oumlil
Sergio Varvello collection
  • Marrakech-Safi Region
    • Al Haouz Province
Georges FAVREAU collection
Spain
 
  • Andalusia
    • Almería
      • Níjar
        • Rodalquilar
Dr. Joan Viñals
    • Córdoba
      • Añora
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
      • El Guijo
http://www.foro-minerales.com/forum/viewtopic.php?t=9415&postdays=0&postorder=asc&highlight=san+guillermo&start=20
  • Catalonia
    • Lleida (Lérida)
      • Cerdanya
Joan Rosell - Rosellminerals.com
  • Madrid
Tanago, J. G., Lozano, P. L., Larios, A. , La Iglesia, A. (2012) Stokesite crystals from La Cabrera, Madrid, Spain. Mineralogical Record 43:499-508
    • Valdemanco
Collection of the Geominero Museum of Madrid; Tanago, J. G., Lozano, P. L., Larios, A. , La Iglesia, A. (2012) Stokesite crystals from La Cabrera, Madrid, Spain. Mineralogical Record 43:499-508
Switzerland
 
  • Glarus
    • Murg Valley
      • Mürtschenalp
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 24
  • Vaud (Waadt)
    • Morcles
Meisser, N. (2012): La minéralogie de l'uranium dans le massif des Aiguilles Rouges. Matér. Géol. Suisse, Sér. géotech. 96, 183 p.
  • Wallis (Valais)
    • Binn Valley
      • Kriegalp Valley (Chriegalp Valley)
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 24
    • Martigny
      • Mont Chemin
UK
 
  • England
    • Cornwall
      • Liskeard District
        • Linkinhorne
          • Upton Cross
No reference listed
      • St Erth - Gwithian Area
        • Hayle
          • Great Wheal Alfred (Alfred Consols)
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
  • Wales
    • Ceredigion
      • Trefeirig
        • Goginan
S.Rust collection
USA
 
  • California
    • San Benito Co.
      • Diablo Range
        • New Idria District
          • San Benito River headwaters area
            • Dallas Gem Mine area
              • South of the Dallas Gem Mine
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 323.
    • San Bernardino Co.
      • Clark Mts (Clark Mountain Range)
        • Clark Mountain District (Clark District)
          • Mohawk Hill
[Mineralien Welt 1/93:44]
  • Nevada
    • Clark Co.
      • Spring Mts
        • Goodsprings District
Rocks & Minerals 83:1 pp 65-69
    • Esmeralda Co.
      • Railroad Springs District
NBMG Spec. Pub. 31 Minerals of Nevada
Weissman collection - visual ID based on similarity to Big 3 Mine
    • Mineral Co.
      • Bell District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Nye Co.
      • Lodi Hills
        • Lodi District
          • Quartz Mountain camp
NBMG Spec. Pub. 31 Minerals of Nevada; Rocks & Minerals (2010) 85:512-524
    • Pershing Co.
      • Antelope District
        • Majuba Hill Mine (Majuba Mine; Mylar Mine; Tin Mine; Nevada Bureau of Mines and Geology sample sites 2844 & 2846)
Jensen, M. (1993): Update on the mineralogy of the Majuba Hill mine, Pershing County. Mineralogical Record. 24, 171-180.
  • New Mexico
    • Hidalgo Co.
      • Peloncillo Mts
        • San Simon District
          • Granite Gap
R&M 77:5 p298-305
Twenty-fourth Annual New Mexico Mineral Symposium
R. D. Green photo
R&M 77:5 p298-305
    • Santa Fe Co.
      • New Placers District
Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
  • Utah
    • Utah Co.
Handbook of Mineralogy
  • Washington
    • Okanogan Co.
      • Golden Horn Batholith
Micro Probe Volume VI Number 8; Rocks and Minerals, 66:6, p. 453
Mineral and/or Locality  
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