Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (6 online) Mindat Auctions

Agardite-(Y)

Big Photo

Bob Montgomery Claim Group, Granite Gap, San Simon District, Hidalgo Co., New Mexico, USA
© DM06

Show Agardite-(Y) Photos (38)
Formula:
(Y,Ca)Cu
 
6
[(OH)
 
6
|(AsO
 
4
,HAsO
 
4
)|(AsO
 
4
)
 
2
] · 3H
 
2
O
System:HexagonalColour:bluish green
Lustre:VitreousHardness:3 - 4
Name:Named for Jules Agard, geologist with the Bureau de Recherches Géologiques et Minières, Orléans, France
This page provides mineralogical data about Agardite-(Y).

Classification of Agardite-(Y)

IMA status:Approved 1968
Strunz 8th edition ID:7/D.53-40
Nickel-Strunz 10th (pending) edition ID: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
Dana 8th edition ID:42.5.1.2

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

20 : Arsenates (also arsenates with phosphate, but without other anions)
4 : Arsenates of Group III metals (Al, rare earths)
mindat.org URL:http://www.mindat.org/min-44.html
Please feel free to link to this page.

Type Occurrence of Agardite-(Y)

Type Locality:Bou Skour Mine, Bou Skour, Mount Sarhro area, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco

Physical Properties of Agardite-(Y)

Lustre:Vitreous
Colour:bluish green
Streak:greenish white
Hardness (Mohs):3 - 4

Crystallography of Agardite-(Y)

Crystal System:Hexagonal

Optical Data of Agardite-(Y)

Type:Uniaxial (+)
RI values: nω = 1.701 nε = 1.782
Maximum Birefringence:δ = 0.081

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High

Chemical Properties of Agardite-(Y)

Formula:
(Y,Ca)Cu
 
6
[(OH)
 
6
|(AsO
 
4
,HAsO
 
4
)|(AsO
 
4
)
 
2
] · 3H
 
2
O
Essential elements:As, Cu, H, O, Y
All elements listed in formula:As, Ca, Cu, H, O, Y

Relationship of Agardite-(Y) to other Species

Related to:
  • Mixite Group
    • Related Minerals - Nickel-Strunz Grouping):

    - +
    8.DL.05Foggite
    CaAl[(OH)
     
    2
    		|PO
     
    4
    		] · H
     
    2
    		O
    8.DL.10Cyrilovite
    NaFe
    3+
    3
    		[(OH)
     
    2
    		|PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    8.DL.10Millisite
    (Na,K)CaAl
     
    6
    		[(OH)
     
    9
    		|(PO
     
    4
    		)
     
    4
    		] · 3H
     
    2
    		O
    8.DL.10Wardite
    NaAl
     
    3
    		[(OH)
     
    2
    		|PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    8.DL.15Agardite-(Nd)
    (Nd,La,Ce)Cu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Agardite-(Ce)
    CeCu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Agardite-(La)
    (La,Ce)Cu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Goudeyite
    (Al,Y)Cu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Mixite
    BiCu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Petersite-(Y)
    (Y,Ce,Nd)Cu
     
    6
    		[(OH)
     
    6
    		|(PO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    8.DL.15Zálesíite
    (Ca,Y)Cu
     
    6
    		[(OH)
     
    6
    		|(HAsO
     
    4
    		,AsO
     
    4
    		)|(AsO
     
    4
    		)
     
    2
    		] · 3H
     
    2
    		O
    8.DL.15Plumboagardite
    (Pb,REE,Ca)Cu
     
    6
    		[(OH)
     
    6
    		|(HAsO
     
    4
    		,AsO
     
    4
    		)|(AsO
     
    4
    		)
     
    2
    		] · 3H
     
    2
    		O
    8.DL.15Calciopetersite
    CaCu
     
    6
    		[(OH)
     
    6
    		|HPO
     
    4
    		|(PO
     
    4
    		)
     
    2
    		] · 3H
     
    2
    		O
    8.DL.20Cheremnykhite
    Pb
     
    3
    		Zn
     
    3
    		TeO
     
    6
    		(VO
     
    4
    		)
     
    2
    8.DL.20Dugganite
    Pb
     
    3
    		Zn
     
    3
    		(Te
    6+
     
    		O
     
    6
    		)(AsO
     
    4
    		)
     
    2
    8.DL.20Kuksite
    Pb
     
    3
    		Zn
     
    3
    		TeO
     
    6
    		(PO
     
    4
    		)
     
    2
    8.DL.20Wallkilldellite-(Mn)
    Ca
     
    2
    		Mn
    2+
    3
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    		 · 9H
     
    2
    		O
    8.DL.20Wallkilldellite-(Fe)
    (Ca,Cu)
     
    4
    		Fe
    2+
    6
    		[(OH,O)
     
    2
    		|(AsO
     
    4
    		,SiO
     
    4
    		)]
     
    4
    		 · 18H
     
    2
    		O
    8.DL.20Wallkilldellite
    Related Minerals - Hey's Index Grouping:

    - +
    20.4.1Mansfieldite
    AlAsO
     
    4
    		·2H
     
    2
    		O
    20.4.2Bulachite
    Al
     
    2
    		[(OH)
     
    3
    		|AsO
     
    4
    		] · 3H
     
    2
    		O
    20.4.3Alumopharmacosiderite
    KAl
     
    4
    		[(OH)
     
    4
    		|(AsO
     
    4
    		)
     
    3
    		] · 6-7H
     
    2
    		O
    20.4.4Luetheite
    Cu
     
    2
    		Al
     
    2
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    20.4.5Arsenogoyazite
    SrAl
     
    3
    		[(OH)
     
    5
    		|(AsO
     
    4
    		)
     
    2
    		] · H
     
    2
    		O
    20.4.6Arsenocrandallite
    (Ca,Sr)Al
     
    3
    		[(OH)
     
    5
    		|(AsO
     
    4
    		,PO
     
    4
    		)
     
    2
    		] · H
     
    2
    		O
    20.4.7Arsenoflorencite-(Ce)
    CeAl
     
    3
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    2
    		]
    20.4.8Arsenoflorencite-(La)
    LaAl
     
    3
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    2
    		]
    20.4.9Arsenoflorencite-(Nd)
    NdAl
     
    3
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    2
    		]
    20.4.10Gerdtremmelite
    (Zn,Fe)(Al,Fe)
     
    2
    		AsO
     
    4
    		(OH)
     
    5
    20.4.11Gasparite-(Ce)
    (Ce,REE)AsO
     
    4
    20.4.12Chernovite-(Y)
    YAsO
     
    4
    20.4.14Agardite-(La)
    (La,Ce)Cu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    20.4.15Goudeyite
    (Al,Y)Cu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    20.4.16Retzian-(Ce)
    Mn
    2+
    2
    		Ce(AsO
     
    4
    		)(OH)
     
    4
    20.4.17Retzian-(La)
    (Mn
    2+
     
    		,Mg)
     
    2
    		(La,Ce,Nd)(AsO
     
    4
    		)(OH)
     
    4
    20.4.18Retzian-(Nd)
    Mn
    2+
    2
    		(Nd,Ce,La)(AsO
     
    4
    		)(OH)
     
    4

    Other Names for Agardite-(Y)

    Synonyms:
    IMA1968-021
    Other Languages:
    German:Agardit-(Y)
    Russian:Агардит-(Y)

    Other Information

    Health Warning: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)

    Reference List:Bull. Min. (1969), 92, 420-434.

    American Mineralogist: 55: 1447.

    Articles/Blogs about Agardite-(Y)

    Internet Links for Agardite-(Y)

    Search Engines:
  • Look for Agardite-(Y) on Google
  • Look for Agardite-(Y) images on Google
    • External Links:
  • Look for Agardite-(Y) on Webmineral
  • Look for Agardite-(Y) on Athena Mineralogy
  • Look for Agardite-(Y) on Wikipedia
  • Look for Agardite-(Y) on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Agardite-(Y) in the Natural History Museum (London) online catalogue
  • Agardite-(Y) details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Buy Minerals and Crystals from Crystalarium.com
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Wendel Minerals - Auktion & Shop
  • Fine Minerals from Dan Weinrich Minerals
  • The Arkenstone - Fine Minerals
  • Buy from David K Joyce minerals
  • High-end worldwide specimens & outstanding customer service
  • Buy Fine Minerals from mineralsweb.com
  • Lapis Mineral Magazin
  • Find Agardite-(Y) on www.crystalclassics.co.uk
  • Buy fine minerals and gemstones from Pala International
  • Wright's Rock Shop - excellent mineral specimens since 1970
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Agardite-(Y)

    Hide Locality List
    The 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.
    These maps work faster with Firefox!
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • New South Wales
      • Robinson Co.
        • Cobar
          • 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)
    Australian Mineralogist (1997): 3: 1.
    • South Australia
      • Mt Lofty Ranges
        • South Mt Lofty Ranges
          • 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
        • Kalabity homestead area
    		A.G. Christy (2004) unpubl. analysis. "chlorotile/mixite" = calcian agardite-(Y)
    • Western Australia
    		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. Austral. J. Mineral. 12, 25-42.
    Bulgaria
     
    • Sofiya (Sofia) Oblast
    		Neues Jahrbuch für Mineralogie - Monatshefte, Volume 2002, Number 3, 1 March 2002, pp. 107-116(10)
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Hradec Králové Region
        • Krkonoše Mts
          • Špindlerův Mlýn
    		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)
          • Ostrov
    		Lapis 2002(7/8), 63-65
    Democratic Republic of Congo (Zaïre)
     
    • Katanga (Shaba)
      • Katanga Copper Crescent
        • Western area
          • Kolwezi
            • 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
     
    • Midi-Pyrénées
      • Aveyron
        • Decazeville
    		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
        • Pradet
    		Replace old entry deleted by error.
    • Rhône-Alpes
      • Rhône
    		[Le Cahier des Micromonteurs 1988, 4, p.6-46]
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Feldberg Mt. 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 Mt.
    		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
    • Lower Saxony
      • Harz Mts
        • Bad Lauterberg
    		Aufschluss 37, 245ff
        • Clausthal-Zellerfeld
          • Oberschulenberg
    		Wittern: "Mineralfundorte in Deutschland", 2001
    • North Rhine-Westphalia
      • Niederberg area
        • Heiligenhaus
    		Lapis 1988(1), 17-35
    • Thuringia
      • Saalfeld
    		Wittern: "Mineralfundorte in Deutschland", 2001
    Greece
     
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamareza; Kamariza)
            • Kamareza Mines
    		No reference listed
    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.
    • Lombardy
      • Varese Province
        • Ceresio Valley
    		No reference listed
    • 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
    		No reference listed
        • Fluminimaggiore
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
      • Medio Campidano Province
        • Arbus
    		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.
    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
    		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
      • Trento Province
        • Valsugana
          • Roncegno
    		M.E. Ciriotti (2006) Probed
    Japan
     
    • Chugoku Region
      • Hiroshima Prefecture
        • Inland Sea (Setonaikai)
          • Ikuchi Island
            • Setoda
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
    • Honshu Island
      • Kinki Region
        • Nara Prefecture
    		The Mineral Species of Japan (5th ed) Matsubara
    The Mineral Species of Japan (5th ed) Matsubara
    Mongolia
     
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
    		P.M. Kartashov data
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Mount Sarhro area
          • Bou Skour
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
    Spain
     
    • Andalusia
      • Córdoba
        • Sierra Morena
          • Añora
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
    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
    • 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
          • Caradon & Phoenix Area (South-Eastern Bodmin Moor)
            • Linkinhorne
    		No reference listed
        • St Erth - Gwithian Area
          • Phillack
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000
    • Wales
      • Ceredigion (Dyfed; Cardiganshire)
        • Trefeirig
          • Goginan
    		S.Rust collection
    USA
     
    • California
      • San Bernardino Co.
        • Clark Mts
    		[Mineralien Welt 1/93:44]
    • Nevada
      • Clark Co.
        • Goodsprings District
    		Rocks & Minerals 83:1 pp 65-69
      • Esmeralda Co.
        • Railroad Springs District
    		NBMG Spec. Pub. 31 Minerals of Nevada
      • Mineral Co.
        • Bell District
    		NBMG Spec. Pub. 31 Minerals of Nevada
      • Nye Co.
        • Lodi District
          • Quartz Mountain camp
    		NBMG Spec. Pub. 31 Minerals of Nevada
      • Pershing Co.
        • Antelope District
    • New Mexico
      • Hidalgo Co.
        • San Simon District
          • Granite Gap
    		R&M 77:5 p298-305
    R&M 77:5 p298-305
      • Santa Fe Co.
        • New Placers District
    		Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
    • Washington
      • Okanogan Co.
        • Golden Horn Batholith
    		Micro Probe Volume VI Number 8; Rocks and Minerals, 66:6, p. 453
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.