Mindat Logo

Woodwardite

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



Formula:
Cu
 
1-x
Al
 
x
(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
where (x < 0.5, n < 3x/2); Cu:Al ratios stated to fall between 1.73 and 2.03.
System:TrigonalColour:Greenish-blue, ...
Member of:Woodwardite Group > Hydrotalcite Supergroup
Name:Named after Samuel Pickworth Woodward (1821-1865), English naturalist and geologist.


Compare also the chemically similar chalcoalumite.

Classification of Woodwardite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:6/D.08-40
Nickel-Strunz 10th (pending) edition ID:7.DD.35

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
D : With only medium-sized cations; sheets of edge-sharing octahedra
Dana 8th edition ID:31.2.2.1

31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
2 : (AB)6(XO4)Zq·xH2O
Hey's CIM Ref.:25.2.21

25 : Sulphates
2 : Sulphates of Cu and Ag
mindat.org URL:http://www.mindat.org/min-4314.html
Please feel free to link to this page.

Type Occurrence of Woodwardite

Type Locality:Cornwall, England, UK
Year of Discovery:1866

Physical Properties of Woodwardite

Diaphaneity (Transparency):Translucent, Opaque
Colour:Greenish-blue, turquoise-blue
Density (measured):2.38 g/cm3

Crystallography of Woodwardite

Crystal System:Trigonal
Cell Parameters:a = 3.06Å, c = 32.8Å
Ratio:a:c = 1 : 10.719
Unit Cell Volume:V 265.98 ų (Calculated from Unit Cell)
Morphology:Occurs as minute, botryoidal concretions with a fine-fibrous structure; spherulitic.
X-Ray Powder Diffraction:
d-spacingIntensity
8.9 (100)
4.47 (90)
2.65 (30)
2.55 (60)
2.28 (50)
1.98 (30)
1.53 (30)

Optical Data of Woodwardite

Type:Biaxial (+)
RI values: nα = 1.552 - 1.571 nβ = 1.555 - 1.574 nγ = 1.565 - 1.576
Maximum Birefringence:δ = 0.013

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

Chemical Properties of Woodwardite

Formula:
Cu
 
1-x
Al
 
x
(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O


where (x < 0.5, n < 3x/2); Cu:Al ratios stated to fall between 1.73 and 2.03.
Simplified for copy/paste:Cu1-xAlx(OH)2[SO4]x/2·nH2O
Essential elements:Al, Cu, H, O, S
All elements listed in formula:Al, Cu, H, O, S

Relationship of Woodwardite to other Species

Member of:Woodwardite Group > Hydrotalcite Supergroup
Other Members of Group:

- +
Honessite
(Ni
 
1-x
Fe
3+
x
)(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
Zincowoodwardite
Zn
 
1-x
Al
 
x
(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
7.DD.05Felsőbányaite
Al
 
4
(SO
 
4
)(OH)
 
10
· 4H
 
2
O
7.DD.10Langite
Cu
 
4
(SO
 
4
)(OH)
 
6
· 2H
 
2
O
7.DD.10Posnjakite
Cu
 
4
(SO
 
4
)(OH)
 
6
· H
 
2
O
7.DD.10Wroewolfeite
Cu
 
4
(SO
 
4
)(OH)
 
6
· 2H
 
2
O
7.DD.15Spangolite
Cu
 
6
Al(SO
 
4
)(OH)
 
12
Cl · 3H
 
2
O
7.DD.20Ktenasite
Zn(Cu,Zn)
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 6H
 
2
O
7.DD.25Christelite
Cu
 
2
Zn
 
3
(SO
 
4
)
 
2
(OH)
 
6
· 4H
 
2
O
7.DD.30Campigliaite
Mn
2+
 
Cu
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 4H
 
2
O
7.DD.30Devilline
CaCu
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 3H
 
2
O
7.DD.30Orthoserpierite
Ca(Cu,Zn)
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 3H
 
2
O
7.DD.30Serpierite
Ca(Cu,Zn)
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 3H
 
2
O
7.DD.30Niedermayrite
CdCu
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 4H
 
2
O
7.DD.30Edwardsite
Cu
 
3
Cd
 
2
(SO
 
4
)
 
2
(OH)
 
6
·4H
 
2
O
7.DD.35Carrboydite
[(Ni
 
1-x
Al
 
x
)(OH)
 
2
][SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Glaucocerinite
(Zn
 
1-x
Al
 
x
)(OH)
 
2
(SO
 
4
)
 
x/2
· nH
 
2
O
7.DD.35Honessite
(Ni
 
1-x
Fe
3+
x
)(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Hydrohonessite
(Ni
 
1-x
Fe
3+
x
)(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Motukoreaite
Mg
 
6
Al
 
3
(OH)
 
18
[Na(H
 
2
O)
 
6
][SO
 
4
]
 
2
· 6H
 
2
O
7.DD.35Mountkeithite
[(Mg
 
1-x
Fe
3+
x
)(OH)
 
2
][SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Shigaite
Mn
 
6
Al
 
3
(OH)
 
18
[Na(H
 
2
O)
 
6
][SO
 
4
]
 
2
· 6H
 
2
O
7.DD.35Wermlandite
Mg
 
7
Al
 
2
(OH)
 
18
[Ca(H
 
2
O)
 
6
][SO
 
4
]
 
2
· 6H
 
2
O
7.DD.35Zincaluminite
Zn
 
6
Al
 
6
(SO
 
4
)
 
2
(OH)
 
16
· 5H
 
2
O
7.DD.35Hydrowoodwardite
(Cu
 
1-x
Al
 
x
)(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Zincowoodwardite
Zn
 
1-x
Al
 
x
(OH)
 
2
[SO
 
4
]
 
x/2
· nH
 
2
O
7.DD.35Natroglaucocerinite
Na
 
x
Zn
 
8-y
Al
 
y
(SO
 
4
)
 
(x+y)/2
(OH)
 
16
· 6H
 
2
O
7.DD.35Nikischerite
Fe
2+
6
Al
 
3
(OH)
 
18
[Na(H
 
2
O)
 
6
][SO
 
4
]
 
2
· 6H
 
2
O
7.DD.40Lawsonbauerite
(Mn
2+
 
,Mg)
 
9
Zn
 
4
(SO
 
4
)
 
2
(OH)
 
22
· 8H
 
2
O
7.DD.40Torreyite
(Mg,Mn
2+
 
)
 
7
 
2
Mn
2+
2
Zn
 
4
(SO
 
4
)
 
2
(OH)
 
22
· 8H
 
2
O
7.DD.45Mooreite
Mg
 
9
 
2
Mn
 
2
Zn
 
4
(SO
 
4
)
 
2
(OH)
 
26
· 8H
 
2
O
7.DD.50Namuwite
(Zn,Cu)
 
4
(SO
 
4
)(OH)
 
6
· 4H
 
2
O
7.DD.55Bechererite
(Zn,Cu)
 
6
Zn
 
2
(SO
 
4
,HSiO
 
4
)
 
2
(OH)
 
12
7.DD.60Ramsbeckite
(Cu,Zn)
 
15
(SO
 
4
)
 
4
(OH)
 
22
· 6H
 
2
O
7.DD.65Vonbezingite
Ca
 
6
Cu
 
3
(SO
 
4
)
 
3
(OH)
 
12
· 2H
 
2
O
7.DD.70Redgillite
Cu
 
6
(SO
 
4
)(OH)
 
10
· H
 
2
O
7.DD.75Chalcoalumite
CuAl
 
4
(SO
 
4
)(OH)
 
12
· 3H
 
2
O
7.DD.75Nickelalumite
(Ni,Cu)Al
 
4
(SO
 
4
,(NO
 
3
)
 
2
)(OH)
 
12
· 3H
 
2
O
7.DD.75Kyrgyzstanite
ZnAl
 
4
(SO
 
4
)(OH)
 
12
·3H
 
2
O
7.DD.80Guarinoite
(Zn,Co,Ni)
 
6
(SO
 
4
)(OH,Cl)
 
10
· 5H
 
2
O
7.DD.80Schulenbergite
(Cu,Zn)
 
7
(SO
 
4
,CO
 
3
)
 
2
(OH)
 
10
· 3H
 
2
O
7.DD.80Thérèsemagnanite
(Co,Zn,Ni)
 
6
(SO
 
4
)(OH,Cl)
 
10
· 8H
 
2
O
7.DD.80UM1992-30-SO:CCuHZn
(Zn,Cu)
 
7
(SO
 
4
,CO
 
3
)
 
2
(OH)
 
10
· 3H
 
2
O
7.DD.85Montetrisaite
Cu
 
6
(SO
 
4
)(OH)
 
10
· 2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
25.2.1Chalcocyanite
CuSO
 
4
25.2.2Bonattite
CuSO
 
4
· 3H
 
2
O
25.2.3Chalcanthite
CuSO
 
4
· 5H
 
2
O
25.2.4Boothite
CuSO
 
4
· 7H
 
2
O
25.2.5Dolerophanite
Cu
 
2
(SO
 
4
)O
25.2.6Antlerite
Cu
 
3
(SO
 
4
)(OH)
 
4
25.2.7Brochantite
Cu
 
4
(SO
 
4
)(OH)
 
6
25.2.8Posnjakite
Cu
 
4
(SO
 
4
)(OH)
 
6
· H
 
2
O
25.2.9Langite
Cu
 
4
(SO
 
4
)(OH)
 
6
· 2H
 
2
O
25.2.10Wroewolfeite
Cu
 
4
(SO
 
4
)(OH)
 
6
· 2H
 
2
O
25.2.11Kröhnkite
Na
 
2
Cu(SO
 
4
)
 
2
· 2H
 
2
O
25.2.12Natrochalcite
NaCu
 
2
(SO
 
4
)
 
2
(OH) · 2H
 
2
O
25.2.13Piypite
K
 
2
Cu
 
2
(SO
 
4
)
 
2
O
25.2.14Fedotovite
K
 
2
Cu
 
3
(SO
 
4
)
 
3
O
25.2.15Cyanochroite
K
 
2
Cu(SO
 
4
)
 
2
· 6H
 
2
O
25.2.16Euchlorine
KNaCu
 
3
(SO
 
4
)
 
3
O
25.2.17Devilline
CaCu
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 3H
 
2
O
25.2.18Leightonite
K
 
2
Ca
 
2
Cu(SO
 
4
)
 
4
· 2H
 
2
O
25.2.19Chalcoalumite
CuAl
 
4
(SO
 
4
)(OH)
 
12
· 3H
 
2
O
25.2.20Cyanotrichite
Cu
 
4
Al
 
2
(SO
 
4
)(OH)
 
12
· 2H
 
2
O
25.2.22Campigliaite
Mn
2+
 
Cu
 
4
(SO
 
4
)
 
2
(OH)
 
6
· 4H
 
2
O
25.2.23Guildite
CuFe
3+
 
(SO
 
4
)
 
2
(OH) · 4H
 
2
O
25.2.24Ransomite
CuFe
 
2
(SO
 
4
)
 
4
· 6H
 
2
O
25.2.26Klyuchevskite
K
 
3
Cu
 
3
(Fe
3+
 
,Al)(SO
 
4
)
 
4
O
 
2
25.2.27Poitevinite
(Cu,Fe,Zn)SO
 
4
· H
 
2
O
25.2.28Argentojarosite
AgFe
3+
3
(SO
 
4
)
 
2
(OH)
 
6

Other Names for Woodwardite

Other Languages:
German:Woodwardit
Simplified Chinese:水铜铝矾
Spanish:Woodwardita

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 Woodwardite

Reference List:

- +
Church (1866) Chemical News and Journal of Industrial Science, London: 13: 85, 113.

Church (1866) Journal of the Chemical Society, London: 19: 130.

Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 98. (langite, no. 3, from Klausen).

Meixner (1940) Zbl. Min.: 238.

Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume II: 580.

Mineralogical Magazine (1976): 40: 644.

Neues Jahrbuch für Mineralogie, Monatshefte (1999): 75.

Mills, S.J., Christy, A.G., Genin, J.-M.R., Kameda, T., Colombo, F. (2012): Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides. Mineralogical Magazine, 76, 1289-1336.

Internet Links for Woodwardite

Search Engines:
  • Look for Woodwardite on Google
  • Look for Woodwardite images on Google
  • External Links:
  • Look for Woodwardite on Webmineral
  • Look for Woodwardite on Athena Mineralogy
  • Look for Woodwardite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Woodwardite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Buy from David K Joyce minerals
  • Fabre Minerals - search for Woodwardite specimens
  • High-end worldwide specimens & outstanding customer service
  • Wilensky Fine Minerals
  • Rare and Unusual minerals at Mineralogical Research Company
  • Woodwardite specimens for sale - minfind.com
  • Fine minerals from bisbeeborn.com
  • Fine and rare minerals from mintreasure.com
  • Find Woodwardite on www.crystalclassics.co.uk
  • Top quality minerals from Kristalle of California
  • Buy minerals from YourMineralCollection
  • Buy from McDougall Minerals
  • Localities for Woodwardite

    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.
    (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
     
    • Tasmania
      • Balfour-Temma district
        • Balfour
    Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    Austria
     
    • Lower Austria
      • Industrieviertel
        • Prigglitz
          • Gasteil
    Kolitsch, U. & Auer, C. (2014): 1889) Allophan(?), Baryt, Brannerit, Brochantit, Cassiterit, Chalkoalumit, Chalkopyrit, Chamosit, Chrysokoll(?), Covellin, ein Mineral der Cyanotrichitgruppe, Delafossit, Dravit, Hamatit, Jarosit, gediegenes Kupfer, Malachit, Manganoxide, Monazit-(Ce), Muskovit, Pyrit, Quarz, Schwefel, Stannit, Tetraedrit, Woodwardit(?) und Xenotim-(Y) vom bronzezeitlichen Kupferbergbau bei Gasteil, Prigglitz, Niederösterreich. Pp. 121-124 in Niedermayr, G. et al. (2014): Neue Mineralfunde aus Österreich LXIII. Carinthia II, 204./124., 65-146.
    • Salzburg
      • Kitzbühel Alps
    R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993); U. Kolitsch (PXRD of sample collected by J. Brugger)
    • Tyrol
      • North Tyrol
        • Inn valley
          • Brixlegg - Schwaz area
            • Brixlegg - Rattenberg
              • Geyer - Silberberg District
    Lapis 19(7/8):13-78 (1994)
    Schnorrer, G. & Poeverlein, R. (2008): Schwaz-Brixlegger Fundstellen. 6. Die Minerale des Gratlspitz bei Brixlegg in Tirol. Aufschluss 59, 7-28.
        • Kitzbühel Alps
          • Kitzbühel
            • Jochberg
              • Kupferplatte
    Kolitsch, U. (2014): 1864) Brochantit, Carbonatcyanotrichit, Chalkoalumit, Cuprit, Gips, Metazeunerit, Posnjakit und Woodwardit von der Kupferplatte bei Jochberg, Kitzbühl, Tirol. Pp. 103-104 in Niedermayr, G. et al. (2014): Neue Mineralfunde aus Österreich LXIII. Carinthia II, 204./124., 65-146.
    Canada
     
    • Nova Scotia
      • Halifax Co.
        • Musquodoboit Harbour
    Ronnie Van Dommelen Collection
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
          • Klášterec nad Ohří
            • Měděnec (Kupferberg)
    Sejkora, J. & Šrein, V. (2012): Supergene Cu mineralization from the Mědnik hill near Měděnec, Krušné hory Mountains (Czech Republic). Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze 20, 255-269.
    France
     
    • Alsace
      • Bas-Rhin
        • Villé Valley
          • Urbeis
    Aufschluss 1/85
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Badenweiler
    Lapis, 15 (12),13-20.
    • Lower Saxony
      • Harz
        • Goslar
          • Astfeld
    No reference listed
    • North Rhine-Westphalia
      • Niederberg area
        • Heiligenhaus
    Lapis 1988(1), 17-35
      • Sauerland
        • Iserlohn
          • Letmathe
        • Meschede
    Wittern: "Mineralfundorte in Deutschland", 2001
    • Saxony-Anhalt
      • Harz
        • Stolberg
          • Rottleberode
    Gröbner, J., Hajek, W., Junker, R. & Nikoleizig, J. (2011): Neue Mineralschätze des Harzes. Papierflieger Verlag GmbH, Clausthal-Zellerfeld, Germany, 127 pp.
        • Wernigerode
          • Hasserode
    Wittern: "Mineralfundorte in Deutschland", 2001
    • Saxony
      • Erzgebirge
        • Annaberg District
          • Königswalde
    J. Gröbner und U. Kolitsch (2006): Neufunde aus dem Erzgebirge (II). Mineralien-Welt 17 (3), 22-27.
        • Glashütte
          • Bärenhecke
        • Marienberg District
          • Lauta
    Hajek, W. (2010): Kristallwelten Marienberg. Weise Verlag, München.
    Lapis 30(7/8):78-80 (2005)
        • Schwarzenberg District
          • Beierfeld
    [MinRec 30:203]
    Greece
     
    • Attikí Prefecture (Attica; Attika)
      • Lavrion District (Laurion; Laurium)
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamariza)
    LAPIS 24 (7/8) 1999; Wendel, W. and Markl, G. (1999) Lavrion: Mineralogische Klassiker und Raritäten für Sammler. LAPIS 24 (7/8):34-52
            • Kamariza Mines (Kamareza Mines)
              • Hilarion area
    Branko Rieck analysis
    Italy
     
    • Aosta Valley
      • Saint-Marcel
    Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
    • Sardinia
      • Nuoro Province
        • Gadoni
    Stara, P., Rizzo, R., Sabelli, C., Ibba, A. (1999): I minerali di Funtana Raminosa. Rivista Mineralogica Italiana, 1/1999, 10-27.
    • Trentino-Alto Adige
      • Bolzano Province (South Tyrol)
        • Isarco Valley (Eisack Valley)
    Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp. ; Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp.
    Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp.
        • Vizze Valley (Pfitsch Valley)
          • San Giacomo
            • Vizze pass (Pfitsch pass)
    Folie, K., P. Gentile, M. Hanke & I. Rocchetti (2010): Mineralien aus der Umgebung des Pfitscher Jochs in Südtirol (II). Mineralien-Welt 21 (4), 42-67.
      • Trento Province
        • 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.
    • Tuscany
      • Grosseto Province
        • Massa Marittima
    Sabelli C., Olmi F., Brizzi G., Meli R., 1996. Serrabottini (GR): recenti ritrovamenti nelle antiche discariche. Riv. Mineral. Ital., 19
      • Livorno Province
        • Campiglia Marittima
          • Sassetta
    Jansen, H. & van den Berg, W. (1998): Slakkenmineralen in Toscane (Italië). Gea, no. 4, 109-117 (in Dutch).
        • Elba Island
          • Capoliveri
    J. Göske, T. Witzke, H. Pöllmann, S. Stöber (1997) - Neufunde von Sekundarmineralen in der Lagerstatte Calamita/Insel Elba - Der Aufschluss, 48: 305-313.
        • Piombino
    Cerutti, G. and Preite, D. (1995): Mineralien der etruskischen Schlacken von Baratti, Toskana. Lapis, 20 (4), 13-18; 50 (in German).
    Luigi Chiappino data
    • Veneto
      • Vicenza Province
        • Torrebelvicino
          • Mercanti Valley
            • Monte Trisa Mines
    Boscardin M., Daleffe A., Rocchetti I., Zordan A. "I minerali nel Vicentino", Museo "G. Zannato", Montecchio Maggiore, (Vicenza), 2011.
    Japan
     
    • Honshu Island
      • Chubu Region
        • Gifu Prefecture
    Matsubara, S. & Miyawaki, R. (2006) Catalogue of Japanese Minerals (National Science Museum)
      • Kinki Region
        • Hyogo Prefecture
          • Taka-gun
    Takada & Matsuuchi (1981) Chigaku Kenkyu, 32, 191-199.
    Norway
     
    • Akershus
      • Eidsvoll (Eidsvold)
        • Minnesund
    Pers. Com. G. Raade 12.07.1990 in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991. p 146
    • Aust-Agder
      • Froland
    Pers. Com. G. Raade 12.07.1990 in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991.p 146
    • Rogaland
      • Sauda
    Pers. Com. G. Raade 12.07.1990 in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991. p 146
    UK
     
    • England
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 580; Mineralogical Record: 9: 113.
        • Camborne - Redruth - St Day District
          • Camborne
            • Killivose
        • Liskeard District
          • St Cleer
            • Caradon Hill
    Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
            • Crow's Nest
    SMLS slide library
        • Mount's Bay District
          • St Hilary
    No reference listed
        • St Just District
          • St Just
            • Botallack
              • Botallack Mine
    Golley, P. & Williams, R. (1995): Cornish Mineral Reference Manual. Endsleigh Publications (Truro), 104 pp.
    Golley, P. & Williams, R. (1995): Cornish Mineral Reference Manual. Endsleigh Publications (Truro), 104 pp.
    • Wales
      • Ceredigion (Dyfed; Cardiganshire)
        • Ceulanymaesmawr
          • Talybont
            • Nant-y-Moch Reservoir area
    BMS Database
      • Gwynedd (Caernarvonshire)
        • Nantlle Vale
    USA
     
    • Arizona
      • Cochise Co.
        • Dragoon Mts
          • Turquoise District (Courtland-Gleeson District)
            • Courtland
              • Casey Hill
    Rolf Luetcke
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 425.
        • Tombstone Hills
          • Tombstone District
    Rob Bowell, lab tested
    Rob Bowell, lab tested
    • Colorado
      • Jefferson Co.
        • Ralston Buttes District
    Minerals of Colorado (1997) E.B. Eckels
    Zambia
     
    • Copperbelt Province
      • Kalulushi District
        • Chambishi
    No reference listed
    Mineral and/or Locality  
    Search Google  
    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
    Current server date and time: October 21, 2014 12:19:17
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds