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Siderophyllite

Big Photo

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu District, Portugal
© Rui Nunes 2006

Show Siderophyllite Photos (4)
Formula:
KFe
2+
2
Al[Al
 
2
Si
 
2
O
 
10
](OH)
 
2
System:MonoclinicColour:Dark green, brown, black
Hardness:2½
Name:From Greek "sideros", iron, plus "phyllon", leaf, alluding to its composition and perfect basal cleavage.


Mica Group.

Classification of Siderophyllite

IMA status:Approved
Strunz 8th edition ID:8/H.11-160
Nickel-Strunz 10th (pending) edition ID:9.EC.20

9 : SILICATES (Germanates)
E : Phyllosilicates
C : Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
Dana 8th edition ID:71.2.2b.5

71 : PHYLLOSILICATES Sheets of Six-Membered Rings
2 : Sheets of 6-membered rings with 2:1 layers
Hey's CIM Ref.:16.18.5

16 : Silicates Containing Aluminum and other Metals
18 : Aluminosilicates of Fe and alkalis
mindat.org URL:http://www.mindat.org/min-3651.html
Please feel free to link to this page.

Type Occurrence of Siderophyllite

Type Locality:Pikes Peak, El Paso Co., Colorado, USA
Year of Discovery:1880

Physical Properties of Siderophyllite

Diaphaneity (Transparency):Translucent
Colour:Dark green, brown, black
Hardness (Mohs):2½

Crystallography of Siderophyllite

Crystal System:Monoclinic
Cell Parameters:a = 5.36Å, b = 9.29Å, c = 10.26Å
β = 100.1°
Ratio:a:b:c = 0.577 : 1 : 1.104
Unit Cell Volume:V 502.97 ų (Calculated from Unit Cell)

Optical Data of Siderophyllite

Type:Biaxial (-)
RI values: nα = 1.582 nβ = 1.625 nγ = 1.625
2V:Measured: 4°
Maximum Birefringence:δ = 0.043

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r < v moderate

Chemical Properties of Siderophyllite

Formula:
KFe
2+
2
Al[Al
 
2
Si
 
2
O
 
10
](OH)
 
2
Essential elements:Al, Fe, H, K, O, Si
All elements listed in formula:Al, Fe, H, K, O, Si
Common Impurities:Ti,Mn,Mg,Ca,Li,Na,Rb,Cs,Cl,H2O

Relationship of Siderophyllite to other Species

Member of Group:
Mica Group:
Related Minerals - Nickel-Strunz Grouping):

- +
9.EC.05Minnesotaite
(Fe,Mg)
 
3
Si
 
4
O
 
10
(OH)
 
2
9.EC.05Talc
Mg
 
3
Si
 
4
O
 
10
(OH)
 
2
9.EC.05Willemseite
(Ni,Mg)
 
3
Si
 
4
O
 
10
(OH)
 
2
9.EC.10Ferripyrophyllite
Fe
 
2
Si
 
4
O
 
10
(OH)
 
2
9.EC.10Pyrophyllite
Al
 
2
Si
 
4
O
 
10
(OH)
 
2
9.EC.15Boromuscovite
KAl
 
2
[(OH)
 
2
|BSi
 
3
O
 
10
]
9.EC.15Celadonite
K(Mg,Fe
2+
 
)(Fe
3+
 
,Al)[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.15Chernykhite
(Ba,Na)(V
3+
 
,Al,Mg)
 
2
[(OH)
 
2
|(Si,Al)
 
4
O
 
10
]
9.EC.15Montdorite
(K,Na)
 
2
(Fe
2+
 
,Mn
2+
 
,Mg)
 
5
[(OH,F)
 
2
|Si
 
4
O
 
10
]
 
2
9.EC.15Muscovite
KAl
 
2
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Nanpingite
CsAl
 
2
[(OH,F)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Paragonite
NaAl
 
2
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Roscoelite
K(V,Al)
 
2
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Tobelite
(NH
 
4
,K)Al
 
2
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Aluminoceladonite
K(Mg,Fe
2+
 
)(Al,Fe
3+
 
)[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.15Chromphyllite
K(Cr,Al)
 
2
[(OH,F)
 
2
|AlSi
 
3
O
 
10
]
9.EC.15Ferro-aluminoceladonite
K(Fe
2+
 
,Mg)(Al,Fe
3+
 
)[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.15Ferroceladonite
K(Fe
2+
 
,Mg)(Fe
3+
 
,Al)[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.15Chromceladonite
K(Mg,Fe
2+
 
)(Cr,Al)[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.15Tainiolite
KLiMg
 
2
[F
 
2
|Si
 
4
O
 
10
]
9.EC.15Ganterite
(Ba,Na,K)(Al,Mg)
 
2
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Annite
KFe
2+
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Ephesite
NaLiAl
 
2
[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.20Hendricksite
K(Zn,Mg,Mn
2+
 
)
 
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Masutomilite
(K,Rb)(Li,Mn
3+
 
,Al)
 
3
[(F,OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Norrishite
KLiMn
2+
2
[(OH)
 
2
|Si
 
4
O
 
10
]
9.EC.20Phlogopite
KMg
 
3
[(OH,F)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Polylithionite
KLi
 
2
Al[(F,OH)
 
2
|Si
 
4
O
 
10
]
9.EC.20Preiswerkite
NaMg
 
2
Al[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.20Tetra-ferriphlogopite
KMg
 
3
[(OH,F)
 
2
|(Fe
3+
 
,Al)Si
 
3
O
 
10
]
9.EC.20Wonesite
(Na,K)(Mg,fe,Al)
 
6
(Al,Si)
 
8
O
 
20
(OH,F)
 
4
9.EC.20Zinnwaldite
KLiFe
2+
 
Al[(F,OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Eastonite
KMg
 
2
Al[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.20Tetraferriannite
KFe
2+
3
[(OH)
 
2
|(Fe
3+
 
,Al)Si
 
3
O
 
10
]
9.EC.20Trilithionite
K(Li,Al)
 
3
[(F,OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Fluorannite
KFe
2+
3
[(F,OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Shirokshinite
KNaMg
 
2
[F
 
2
|Si
 
4
O
 
10
]
9.EC.20Shirozulite
K(Mn
2+
 
,Mg)
 
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Sokolovaite
CsLi
 
2
AlSi
 
4
O
 
10
F
 
2
9.EC.20Aspidolite
NaMg
 
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20Fluorophlogopite
KMg
 
3
[(F,OH)
 
2
|AlSi
 
3
O
 
10
]
9.EC.20UM2004-49-SiO:AlCsFHKLi
(Cs,K)(Al,Li)
 
2.6
[(Si,Al)
 
4
O
 
10
](F,OH)
 
2
9.EC.20Suhailite
(NH
 
4
)Fe
 
3
(Si
 
3
Al)O
 
10
(OH)
 
2
9.EC.20IMA2009-017
KMg
 
2.5
[Si
 
4
O
 
10
]F
 
2
9.EC.20IMA2009-006
KLi
 
2
TiSi
 
4
O
 
11
F
9.EC.25Brammallite
Na
 
0.65
Al
 
2.0
ٱAl
 
0.65
Si
 
3.35
O
 
10
(OH)
 
2
9.EC.30Margarite
CaAl
 
2
[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.35Anandite
(Ba,K)(Fe
2+
 
,Mg)
 
3
[(O,OH)
 
2
|(Si,Al,Fe)
 
4
O
 
10
]
9.EC.35Bityite
CaLiAl
 
2
[(OH)
 
2
|BeAlSi
 
2
O
 
10
]
9.EC.35Clintonite
Ca(Mg,Al)
 
3
[(OH)
 
2
|Al
 
3
SiO
 
10
]
9.EC.35Kinoshitalite
(Ba,K)(Mg,Mn
2+
 
,Al)
 
3
[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.35Ferrokinoshitalite
(Ba,K)(Fe
2+
 
,Mg)
 
3
[(OH,F)
 
2
|Al
 
2
Si
 
2
O
 
10
]
9.EC.35Oxykinoshitalite
(Ba,K)(Mg,Ti,Fe
3+
 
,Fe
2+
 
)
 
3
[(O,OH,F)
 
2
|(Si,Al)
 
4
O
 
10
]
9.EC.40Beidellite
(Na,Ca
 
0.5
)
 
0.3
Al
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
·nH
 
2
O
9.EC.40Kurumsakite
(Zn,Ni,Cu)
 
8
Al
 
8
V
 
2
Si
 
5
O
 
35
·27H
 
2
O (or near)
9.EC.40Montmorillonite
(Na,Ca)
 
0.33
(Al,Mg)
 
2
Si
 
4
O
 
10
(OH)
 
2
·nH
 
2
O
9.EC.40Nontronite
Na
 
0.3
Fe
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
·nH
 
2
O
9.EC.40Volkonskoite
Ca
 
0.3
(Cr,Mg,Fe)
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
9.EC.40Yakhontovite
(Ca,Na)
 
0.5
(Cu,Fe,Mg)
 
2
Si
 
4
O
 
10
(OH)
 
2
·3H
 
2
O
9.EC.40Smectite
9.EC.45Hectorite
Na
 
0.3
(Mg,Li)
 
3
Si
 
4
O
 
10
(F,OH)
 
2
9.EC.45Saponite
Ca
 
0.25
(Mg,Fe)
 
3
(Si,Al)
 
4
O
 
10
(OH)
 
2
·nH
 
2
O
9.EC.45Sauconite
Na
 
0.3
Zn
 
3
(Si,Al)
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
9.EC.45Spadaite
MgSiO
 
2
(OH)
 
2
·H
 
2
O
9.EC.45Stevensite
(Ca,Na)
 
x
Mg
 
3
Si
 
4
O
 
10
(OH)
 
2
9.EC.45Swinefordite
Li(Al,Li,Mg)
 
4
(Si,Al)
 
8
O
 
20
,(OH,F)
 
4
·xH
 
2
O
9.EC.45Zincsilite
Zn
 
3
Si
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
9.EC.45Ferrosaponite
Ca
 
0.3
(Fe
2+
 
,Mg,Fe
3+
 
)
 
3
(Si,Al)
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
9.EC.50Vermiculite
(Mg,Fe,Al)
 
3
(Al,Si)
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
9.EC.55Baileychlore
(Zn,Fe,Al,Mg)
 
6
(Si,Al)
 
4
O
 
10
(OH)
 
8
9.EC.55Chamosite
(Fe
2+
 
,Mg)
 
5
Al[(OH)
 
8
|AlSi
 
3
O
 
10
]
9.EC.55Clinochlore
(Mg,Fe
2+
 
)
 
5
Al[(OH)
 
8
|AlSi
 
3
O
 
10
]
9.EC.55Cookeite
LiAl
 
4
(Si
 
3
Al)O
 
10
(OH)
 
8
9.EC.55Franklinfurnaceite
Ca
 
2
FeMn
 
3
MnZn
 
2
Si
 
2
O
 
10
(OH)
 
8
9.EC.55Gonyerite
(Mn,Mg)
 
5
Fe(Si
 
3
Fe)O
 
10
(OH)
 
8
9.EC.55Nimite
(Ni,Mg,Al)
 
6
(Si,Al)
 
4
O
 
10
(OH)
 
8
9.EC.55Orthochamosite
(Fe,Mg,Fe)
 
5
Al(Si
 
3
Al)O
 
10
(OH,O)
 
8
9.EC.55Pennantite
(Mn
 
5
Al)(Si
 
3
Al)O
 
10
(OH)
 
8
9.EC.55Sudoite
(Mg,Fe
2+
 
)
 
2
Al
 
3
[(OH)
 
8
|AlSi
 
3
O
 
10
]
9.EC.55Donbassite
Al
 
2
[Al
 
2.33
][Si
 
3
AlO
 
10
](OH)
 
8
9.EC.55Glagolevite
Na(Mg,Al)
 
6
[(OH,O)
 
8
|AlSi
 
3
O
 
10
]
9.EC.55Borocookeite
Li
 
1+3x
Al
 
4-x
[(BSi
 
3
)O
 
10
](OH)
 
8
 [0.00 <= x <=0.33]
9.EC.60Aliettite
Ca
 
0.2
Mg
 
6
(Si,Al)
 
8
O
 
20
(OH)
 
4
·4H
 
2
O
9.EC.60Corrensite
(Mg,Fe)
 
9
(Si,Al)
 
8
O
 
20
(OH)
 
10
·nH
 
2
O
9.EC.60Dozyite
Mg
 
7
Al
 
2
[(OH)
 
12
|Al
 
2
Si
 
4
O
 
15
]
9.EC.60Hydrobiotite
9.EC.60Karpinskite
(Ni,Mg)
 
2
Si
 
2
O
 
5
(OH)
 
2
9.EC.60Kulkeite
Mg
 
8
Al(AlSi
 
7
)O
 
20
(OH)
 
10
9.EC.60Lunijianlaite
Li
 
0.7
Al
 
6.2
(Si
 
7
AlO
 
20
)(OH,O)
 
10
9.EC.60Rectorite
(Na,Ca)Al
 
4
(Si,Al)
 
8
O
 
20
(OH)
 
4
·2H
 
2
O
9.EC.60Saliotite
Li
 
0.5
Na
 
0.5
Al
 
3
Si
 
3
AlO
 
10
(OH)
 
5
9.EC.60Tosudite
9.EC.60Brinrobertsite
Na
 
0.3
Al
 
4
[(OH)
 
2
|Si
 
4
O
 
10
]
 
2
 · 3.5 H
 
2
O
9.EC.65Macaulayite
(Fe,Al)
 
24
Si
 
4
O
 
43
(OH)
 
2
9.EC.70Burckhardtite
Pb
 
2
(Fe,Mn)AlTeO
 
2
Si
 
3
O
 
10
(OH)
 
2
·H
 
2
O
9.EC.75Ferrisurite
(Pb,Ca)
 
2-3
(CO
 
3
)
 
1.5-2
(OH,F)
 
0.5-1
[(Fe,Al)
 
2
Si
 
4
O
 
10
(OH)
 
2
]·nH
 
2
O
9.EC.75Surite
Pb(Pb,Ca)(CO
 
3
)
 
2
(Al,Fe,Mg)
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
9.EC.75Niksergievite
(Ba,Ca)
 
2
(Al,Si)
 
7
O
 
10
(CO
 
3
)(OH)
 
6
·nH
 
2
O
9.EC.80Kegelite
Pb
 
12
(Zn,Fe)
 
2
Al
 
4
(SO
 
4
)
 
4
Si
 
11
O
 
38
 or near
Related Minerals - Hey's Index Grouping:

- +
16.18.1Nontronite
Na
 
0.3
Fe
 
2
(Si,Al)
 
4
O
 
10
(OH)
 
2
·nH
 
2
O
16.18.2Ferroglaucophane
[ ][Na
 
2
][Fe
2+
3
Al
 
2
][(OH)
 
2
|Si
 
8
O
 
22
]
16.18.3Tuhualite
(Na,K)
 
2
Fe
 
2
Fe
 
2
Si
 
12
O
 
30
·H
 
2
O
16.18.4Annite
KFe
2+
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]

Other Names for Siderophyllite

Synonyms:
Hdyroxyl-siderophyllite
Other Languages:
German:Siderophyllit
Russian:Сидерофиллит
Spanish:Siderophyllita

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 Siderophyllite

Reference List:Journal of Petrology (1973): 14: 159.

Mineralogical Record (1983): 14: 165.

Canadian Mineralogist (1998): 36: 905-912.

Internet Links for Siderophyllite

Search Engines:
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  • Look for Siderophyllite on Wikipedia
  • Look for Siderophyllite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Siderophyllite in the Natural History Museum (London) online catalogue
  • Siderophyllite details from Handbook of Mineralogy (PDF)
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    Localities for Siderophyllite

    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.
    (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
      • Waterhouse district
    		Everard, J.L., Sutherland, F.L. and Zwingmann, H., 2004a. A Cretaceous phonolite dyke from the Tomahawk River, Northeast Tasmania. Papers and Proceedings of the Royal Society of Tasmania 138, 11-33.
    Brazil
     
    • Central-West Region
      • Goiás
        • Monte Alegre de Goiás
    		M. Abrahao Moura et al. , Revista Brasileira de Geociensas, June 2000, 30(2), pp. 270-273
    • North Region
      • Amazonas
        • Presidente Figueiredo
          • Pitinga mine
    		C. Lemanski, Jr. (re-entry of lost Mindat data).
    Canada
     
    • Nova Scotia
      • Lunenberg Co.
        • New Ross
    		http://is2.dal.ca/~dommelen/NewRoss.html.
    • Québec
      • Montérégie
        • Rouville RCM
          • Mont Saint-Hilaire
    		Lalonde, A.E. and Chao, G.Y. (1997), Annite, biotite and siderophyllite from Mont Saint-Hilaire, Quebec. Rochester Mineralogical Symposium, 187.
    China
     
    • Fujian Province
      • Nanping Prefecture
        • Wuyishan Co.
    		Chen Diyun, Zhang Bangtong, Sun Dazhong, and Yang Dongsheng (1997): Acta Petrologica Sinica 13(1), 71-84.
    • Jiangxi Province
      • Ganzhou Prefecture
        • Ruijin Co.
    		Chen Diyun, Zhang Bangtong, Sun Dazhong, and Yang Dongsheng (1997): Acta Petrologica Sinica 13(1), 71-84.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Horní Slavkov (Schlaggenwald)
          • Krásno
    		Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
          • Krupka (Graupen)
            • Knöttel (Knötel; Knödel) area
    		Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
            • Steinknochen (Lux vein) area
    		Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
    Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Žďár nad Sázavou
    		Schreyer, W., Bernhardt, H.-J., Medenbach, O.: Ferrogedrite, siderophyllite, septechamosite, andalusite and chloritoid as alteration products of sekaninaite (ferrocordierite) from the Dolní Bory pegmatite, Moravia. Russian Geology and Geophysics, 1993, 34, 12, 125-131.
    Egypt
     
    • Red Sea Governorate
    		MinMag 63:821-836
    Finland
     
    • Etelä-Suomen Lääni
      • Southern Karelia
        • Wiborg
    		C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    • Länsi-Suomen Lääni
      • Eurajoki
    		C. Lemanski, Jr. (re-entry of lost Mindat data).
    C. Lemanski, Jr. (re-entry of lost Mindat data).
    France
     
    • Languedoc-Roussillon
      • Aude
        • Carcassonne
          • Mas-Cabardès
            • Salsigne
    		Eur. J. Mineral. , 1991, 3, pp. 957-969.
          • Peyriac-Minervois
            • Citou
    		Eur. J. Mineral. , 1991, 3, pp. 957-969.
    Germany
     
    • Saxony
      • Erzgebirge
        • Altenberg
        • Ehrenfriedersdorf
          • Geyer
    		Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
    Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
        • Schmiedeberg
    		Lauf, R.J. (2006): Collector's guide to the Mica Group. Rocks & Minerals
    India
     
    • Maharashtra
      • Mumbai District (Bombay District)
        • Murud-Janjira
    		A.G. Dessai et al. , Eur. J. Mineral. , 1990, 2, pp. 667-685.
    Italy
     
    • Lombardy
      • Varese Province
        • Ceresio Valley
    		No reference listed
    • Piedmont
      • Verbano-Cusio-Ossola Province
        • Baveno
          • Oltrefiume
            • Mount Camoscio
    		[MinRec 14:157]
        • Omegna
    		- Albertini,C. (2000) : Ritrovamenti nel Rio Inferno, Brughiere di Omegna. Prima segnalazione nel granito di Baveno : uranofane-beta - Rivista Mineralogica Italiana, Milano, XXIV, 2, 88-92. - 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.
    • Trentino-Alto Adige
      • Trento Province
        • Lagorai Group
    		Ferretti, P., & Masetto, M. (2008). Cima d\'Asta. Recenti ritrovamenti nelle pegmatiti del massiccio granitico (Trentino orientale). Rivista Mineralogica Italiana, 4/2008, 210-228.
    Kazakhstan
     
    • Qaraghandy Oblysy (Karaganda Oblast')
      • Betpakdala Desert (Bet-Pak-Dal Desert)
    • Shyghys Qazaqstan Oblysy (Vostochno-Kazakhstanskaya [Eastern-Kazakhstan] Oblast')
    		P.M. Kartashov data
    Niger
     
    • Agadez Department
      • Aïr Region
        • South Aïr
    		J. Fabriès and G. Rocci, Bull. Soc. Franç. Minéral. Cristallo., 1965, LXXXVIII, 319-340
    Portugal
     
    • Viseu District
      • Sátão
        • Ferreira de Aves
          • Aldeia Nova
    Russia
     
    • Far-Eastern Region
      • Khabarovskiy Kray
        • Badzhalski ore District
    		Bortnikov, N.S., Gorelikova, N.V., Korostelev, P.G., and Gonevchuk, V.G. (2008): Geology of Ore Deposits 50(6), 445-461.
    Bortnikov, N.S., Gorelikova, N.V., Korostelev, P.G., and Gonevchuk, V.G. (2008): Geology of Ore Deposits 50(6), 445-461.
      • Primorskiy Kray
    		[MinRec 32:8]
    • Urals Region
      • Middle Urals
        • Ekaterinburgskaya (Sverdlovskaya) Oblast'
          • Yuzhakovo Village
            • Alabashka pegmatite field
    		http://webcenter.ru/~minbooks/murz_kaz.html
    Sweden
     
    • Lappland
      • Storuman
        • Pauträsk
    		No reference listed
    • Uppland
      • Uppsala
        • Almunge
    		No reference listed
    Switzerland
     
    • Wallis (Valais)
      • Hérens Valley
        • Thyon
    		C. Lemanski, Jr. (re-entry of lost Mindat data).
    UK
     
    • Northern Ireland
      • Co. Down
        • Mourne Mts
          • Newcastle
    		Rieder, M., Huka, M., Kučerová, D., Minařík, L., Obermajer, J., and Povondra, P. (1970): Contributions to Mineralogy and Petrology 27, 131-158.
    Nockolds, S.R. & Richey, J.E. (1939) Amer. J Sci. 237, p.27-47.
    USA
     
    • Alaska
      • Nome Borough
        • Seward Peninsula
    		AmMin 29:373
    • Arkansas
      • Hot Spring Co.
    Karl Estes (1998) Mineral News, 14, #5, 8-10.
    • Colorado
      • El Paso Co.
    		American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
    Minerals of Colorado (1997) Eckel, E. B.
      • Jefferson Co.
    		American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
      • Park Co.
    		American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
    American Mineralogist, Vol. 85, pp. 1275-1286, 2000.
    • Massachusetts
      • Worcester Co.
        • Fitchburg
    		Hitchen, 1935: Am Min 20(1):1-24
    • New Hampshire
      • Carroll Co.
        • Albany
    		Rocks & Min. July-Aug 2005
    Rocks & Minerals 80:4 pp242-261
    • Virginia
      • Bedford Co.
        • Goode quadrangle
    		Minerals of Virginia 1990 by R. V. Dietrich
    • Wisconsin
      • Marathon Co.
        • Wausau pluton
    		Rocks & Min.: 62: 188.
    Zimbabwe
     
    • Mashonaland Central
      • Bindura District
    		Klemm, D.D., and Kräutner, H.G. (2000): Mineralium Deposita 35, 90-108.
    • Mashonaland West
      • Kadoma District
    		Vetter, U., Weck, H.-D., Weale, T., Klosa, D., Wittich, C. and Hoffmann, K. (1999): A provisional inventory of the Sanyati oxide-zone minerals, Zimbabwe. Z. Angew. Geol. 45, 15-21.
    Mineral and/or Locality
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