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Uvite

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Serra das Éguas (Brumado), Bahia, Northeast Region, Brazil
© Rob Lavinsky

Show Uvite Photos (108)
Formula:
[Ca][(Mg,Fe
2+
 
)
 
3
][MgAl
 
5
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
System:TrigonalColour:Black, greenish-black, ...
Lustre:Vitreous, ResinousHardness:7½
Name:Named for the Type Locality area, Uva Province, Sri Lanka.


Tourmaline Group

Classification of Uvite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/E.19-90
Nickel-Strunz 10th (pending) edition ID:9.CK.05

9 : SILICATES (Germanates)
C : Cyclosilicates
K : [Si6O18]12- 6-membered single rings, with insular complex anions
Dana 7th edition ID:61.3.1.5
Dana 8th edition ID:61.3.1.3

61 : CYCLOSILICATES Six-Membered Rings
3 : Six-Membered Rings with borate groups
Hey's CIM Ref.:17.5.30

17 : Silicates Containing other Anions
5 : Borosilicates
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Type Occurrence of Uvite

Type Locality:Uva Province, Sri Lanka
Place of Conservation of Type Material:ROM, Ontario Canada
Year of Discovery:1929

Occurrences of Uvite

Geological Setting:Calcium rich rochs subjected to contact metamorphism and addition of boron.

Physical Properties of Uvite

Lustre:Vitreous, Resinous
Diaphaneity (Transparency):Transparent, Translucent
Colour:Black, greenish-black, brownish-black, brown, green, colourless
Streak:Light-brown, light-green, or white.
Hardness (Mohs):7½
Tenacity:Brittle
Cleavage:None Observed
Fracture:Irregular/Uneven, Conchoidal
Density (measured):2.97 - 3.14 g/cm3
Density (calculated):3.08 g/cm3

Crystallography of Uvite

Crystal System:Trigonal
Class (H-M):3m - Ditrigonal Pyramidal
Space Group:R3m
Cell Parameters:a = 15.96Å, c = 7.19Å
Ratio:a:c = 1 : 0.451
Unit Cell Volume:V 1,586.08 ų (Calculated from Unit Cell)
Z:3
Morphology:Prismatic to equant crystals, tabular, pyramidal, radiating groups.
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data: Peaks:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Uvite

Type:Uniaxial (-)
RI values: nω = 1.637 - 1.668 nε = 1.619 - 1.639
Maximum Birefringence:δ = 0.018 - 0.029

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Pleochroism:Weak
Comments:O= pale yellow
E= colorless

Chemical Properties of Uvite

Formula:
[Ca][(Mg,Fe
2+
 
)
 
3
][MgAl
 
5
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
Essential elements:Al, B, Ca, H, Mg, O, Si
All elements listed in formula:Al, B, Ca, Fe, H, Mg, O, Si
Common Impurities:Mn,Ti,Na,Cr,V,Zn,H2O

Relationship of Uvite to other Species

Series:Forms a series with Dravite (see here)
Member of:Tourmaline Group
Common Associates:
TremoliteMarialite-Meionite SeriesDolomiteCalciteApatite
Related Minerals - Nickel-Strunz Grouping):
9.CK.05Buergerite
[Na][Fe
3+
3
][Al
 
6
][O
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Chromdravite
[Na][Mg
 
3
][(Cr
3+
 
,Fe
3+
 
)
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Dravite
[Na][Mg
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Elbaite
[Na][(Li,Al)
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Feruvite
[Ca][(Fe
2+
 
 ,Mg)
 
3
][MgAl
 
5
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Foitite
[ ][Fe
2+
2
(Al,Fe
3+
 
)][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Liddicoatite
[Ca][Li
 
2
Al][Al
 
6
][(OH)
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Olenite
([ ],Na)[(Al,Li)
 
3
][Al
 
6
][(O,OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Povondraite
[Na][Fe
3+
3
][Fe
3+
6
][O
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Schorl
[Na][Fe
2+
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Magnesiofoitite
[ ][Mg
 
2
(Al,Fe
3+
 
 )][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Rossmanite
[ ][LiAl
 
2
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Vanadiumdravite
[Na][Mg
 
3
][V
3+
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
9.CK.05Oxy-Dravite
Na (MgAl
 
2
)(MgAl
 
5
)Si
 
6
O
 
18
(BO
 
3
)
 
3
(OH)
 
3
O
9.CK.05Oxy-rossmanite
[ ][LiAl
 
2
]Al
 
6
(BO
 
3
)
 
3
[Si
 
6
O
 
18
](OH)
 
3
(O)
9.CK.10Abenakiite-(Ce)
Na
 
26
Ce
 
6
[O|SO
 
2
|(CO
 
3
)
 
6
|(PO
 
4
)
 
6
|Si
 
6
O
 
18
]
9.CK.15Scawtite
Ca
 
7
Si
 
6
(CO
 
3
)O
 
18
·2H
 
2
O
9.CK.20Steenstrupine-(Ce)
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)[(OH)
 
2
|HPO
 
4
|(PO
 
4
)
 
6
|(Si
 
6
O
 
18
)
 
2
]·2H
 
2
O
9.CK.20Thorosteenstrupine
CaMnThSi
 
4
O
 
11
(OH)F·6H
 
2
O
Related Minerals - Hey's Index Grouping:
17.5.1Manandonite
LiAl
 
4
Si
 
3
BO
 
10
(OH)
 
6
17.5.2Reedmergnerite
Na[BSi
 
3
O
 
8
]
17.5.3Searlesite
NaBSi
 
2
O
 
5
(OH)
 
2
17.5.4Olenite
([ ],Na)[(Al,Li)
 
3
][Al
 
6
][(O,OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.5Elbaite
[Na][(Li,Al)
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.6Kalborsite
K
 
6
[Cl|B(OH)
 
4
|Al
 
4
Si
 
6
O
 
20
]
17.5.7Boromuscovite
KAl
 
2
[(OH)
 
2
|BSi
 
3
O
 
10
]
17.5.8Poudretteite
KNa
 
2
B
 
3
Si
 
12
O
 
30
17.5.9Liddicoatite
[Ca][Li
 
2
Al][Al
 
6
][(OH)
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.10Datolite
CaB[OH|SiO
 
4
]
17.5.11Danburite
Ca[BSiO
 
4
]
 
2
17.5.12Howlite
Ca
 
2
B
 
5
SiO
 
9
(OH)
 
5
17.5.13Bakerite
Ca
 
4
B
 
4
[(OH)
 
4
|HBO
 
4
|(SiO
 
4
)
 
3
]
17.5.14Oyelite
Ca
 
10
Si
 
8
B
 
2
O
 
29
·12.5H
 
2
O
17.5.15Kornerupine
Mg
 
3
Al
 
6
(Si,Al,B)
 
5
O
 
21
(OH)
17.5.16Harkerite
Ca
 
24
Mg
 
8
Al
 
2
Si
 
8
(O,OH)
 
32
(BO
 
3
)
 
8
(CO
 
3
)
 
8
(H
 
2
O,Cl)
17.5.17Serendibite
(Ca,Na)
 
2
(Mg,Fe
2+
 
)
 
3
(Al,Fe
3+
 
)
 
3
[O
 
2
|(Si,Al,B)
 
6
O
 
18
]
17.5.18Stillwellite-(Ce)
(Ce,La,Ca)BSiO
 
5
17.5.19Tadzhikite-(Ce)
(Ca,Ce)
 
4
(Ca,Y)
 
2
(Ti
4+
 
,Fe
3+
 
,Al)[B
 
4
Si
 
4
O
 
22
(O,OH)
 
6
](OH)
 
2
17.5.20Melanocerite-(Ce)
(Ce,Ca)
 
5
(Si,B)
 
3
O
 
12
(OH,F)·nH
 
2
O
17.5.21Okanoganite-(Y)
(Na,Ca)
 
3
(Y,Ce)
 
12
Si
 
6
B
 
2
O
 
27
F
 
14
17.5.22Tritomite-(Ce)
(Ce,La,Y,Th)
 
5
(Si,B)
 
3
(O,OH,F)
 
13
17.5.23Tritomite-(Y)
(Y,Ca,La,Fe)
 
5
(Si,B,Al)
 
3
(O,OH,F)
 
13
17.5.24Cappelenite-(Y)
Ba(Y,Ce)
 
6
Si
 
3
B
 
6
O
 
24
F
 
2
17.5.25Dumortierite
(Al,Fe
3+
 
)
 
7
[O
 
3
|BO
 
3
|(SiO
 
4
)
 
3
]
17.5.26Holtite
(Ta,Sb)Al
 
6
[O
 
3
|BO
 
3
|(SiO
 
4
)
 
3
]
17.5.27Dravite
[Na][Mg
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.28 Ferridravite
17.5.29Axinite-(Mg)
Ca
 
2
MgAl
 
2
[OH|BSi
 
4
O
 
15
]
17.5.31Garrelsite
Ba
 
3
NaSi
 
2
B
 
7
O
 
16
(OH)
 
4
17.5.32Tienshanite
Na
 
2
BaMnTiB
 
2
Si
 
6
O
 
20
17.5.33Leucosphenite
BaNa
 
4
Ti
 
2
B
 
2
Si
 
10
O
 
30
17.5.34Taramellite
Ba
 
4
(Fe
3+
 
,Ti,Fe
2+
 
,Mg)
 
4
(B
 
2
Si
 
8
O
 
27
)O
 
2
Cl
 
x
17.5.35Titantaramellite
Ba
 
4
(Ti,Fe
3+
 
,Fe
2+
 
,Mg)
 
4
(B
 
2
Si
 
8
O
 
27
)O
 
2
Cl
 
x
17.5.36Nagashimalite
Ba
 
4
(V,Ti)
 
4
B
 
2
Si
 
8
O
 
27
(O,OH)
 
2
Cl
17.5.37Chromdravite
[Na][Mg
 
3
][(Cr
3+
 
,Fe
3+
 
)
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.38Wawayandaite
Ca
 
6
Mn
 
2
BBe
 
9
Si
 
6
O
 
23
(OH,Cl)
 
15
17.5.39Werdingite
(Mg,Fe)
 
2
Al
 
14
Si
 
4
B
 
4
O
 
37
17.5.40Axinite-(Mn)
Ca
 
2
Mn
2+
 
Al
 
2
[OH|BSi
 
4
O
 
15
]
17.5.41Axinite
(Ca,Fe,Mn)Al
 
2
BSi
 
4
O
 
15
OH
17.5.42Tinzenite
(Ca,Mn
2+
 
,Fe
2+
 
)
 
3
Al
 
2
[OH|BSi
 
4
O
 
15
]
17.5.44Schorl
[Na][Fe
2+
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.45Buergerite
[Na][Fe
3+
3
][Al
 
6
][O
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.46Feruvite
[Ca][(Fe
2+
 
 ,Mg)
 
3
][MgAl
 
5
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
17.5.47Axinite-(Fe)
Ca
 
2
Fe
2+
 
Al
 
2
[OH|BSi
 
4
O
 
15
]
17.5.48Homilite
Ca
 
2
(Fe
2+
 
,Mg)B
 
2
[O|SiO
 
4
]
 
2
17.5.49Grandidierite
(Mg,Fe
2+
 
)(Al,Fe
3+
 
)
 
3
[O
 
2
|BO
 
3
|SiO
 
4
]
17.5.50Hyalotekite
(Ba,Pb,Ca,K)
 
6
(B,Si,Al)
 
2
(Si,Be)
 
10
O
 
28
(F,Cl)
17.5.51Hellandite-(Y)
(Ca,Y)
 
6
(Al,Fe
3+
 
)Si
 
4
B
 
4
O
 
20
(OH)
 
4
Related Minerals - Dana Grouping):
61.3.1.1Foitite
[ ][Fe
2+
2
(Al,Fe
3+
 
)][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.2Magnesiofoitite
[ ][Mg
 
2
(Al,Fe
3+
 
 )][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.3Rossmanite
[ ][LiAl
 
2
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.4Liddicoatite
[Ca][Li
 
2
Al][Al
 
6
][(OH)
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.6Feruvite
[Ca][(Fe
2+
 
 ,Mg)
 
3
][MgAl
 
5
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.7Buergerite
[Na][Fe
3+
3
][Al
 
6
][O
 
3
|F|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.8Povondraite
[Na][Fe
3+
3
][Fe
3+
6
][O
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.9Olenite
([ ],Na)[(Al,Li)
 
3
][Al
 
6
][(O,OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.10Elbaite
[Na][(Li,Al)
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.11Dravite
[Na][Mg
 
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.12Schorl
[Na][Fe
2+
3
][Al
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.13Chromdravite
[Na][Mg
 
3
][(Cr
3+
 
,Fe
3+
 
)
 
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]
61.3.1.14Vanadiumdravite
[Na][Mg
 
3
][V
3+
6
][(OH)
 
3
|OH|(BO
 
3
)
 
3
|Si
 
6
O
 
18
]

Other Names for Uvite

German names:
Uvit
Japanese names:
灰電気石
Russian names:
Увит
Spanish names:
Uvita

Other Information

Fluorescence in UV light:May show a weak mustard-yellow under SW
Electrical:Piezoelectric, pyroelectric
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 Uvite

Reference List:Chemie der Erde (1929), 4, 208-251.

Mineralogical Record (1977): 8: 100.

Leavens, P.B., Rheingold, A.L., and Dietrich, R.V. (1988) Crystal structure of a uvite-schorl tourmaline. V.M. Goldschmidt conference; program and abstracts: 56.

Taylor, M.C., M.A. Cooper, and F.C. Hawthorne (1995), Local charge-compensation in hydroxyl-deficient uvite: Canadian Mineralogist: 33: 1215-1221.

Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

Internet Links for Uvite

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  • Raman and XRD data at RRUFF project
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  • Uvite details from Handbook of Mineralogy (PDF)
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    Localities for Uvite

    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.
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    (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
     
    • Victoria
      • Dookie
        • Ascot Hills
    Austria
     
    • Carinthia
      • Friesach - Hüttenberg area
        • Hüttenberg
          • Hüttenberger Erzberg
    		H. Meixner: Carinthia II 146./66.:25-26 (1956)
    H. Meixner: Der Karinthin 6:108-120 (1949)
          • Lölling
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
      • Koralpe Mts
        • Kamp
          • Fraßgraben
        • Moschkogel Mt. - Weinebene area
          • Brandrücken
        • Waldenstein
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
      • Villach
        • Afritz Mts
          • Oswaldiberg Mt.
    		Ertl, A. (1995): Elbait, Olenit, Dravit-Buergerit-Mischkristalle, Dravit, Uvit und ein neuer Al-Turmalin (?) von österreichischen Fundstellen. - Mitt. Österr. Miner. Ges., 140, 55-72.
        • St Andrä
          • Landskron castle
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    • Lower Austria
      • Waldviertel
        • Neupölla
          • Altpölla
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    • Styria
      • Koralpe Mts
        • Deutschlandsberg
          • Wildbachgraben
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    • Tyrol
      • North Tyrol
        • Inn valley
          • Brixlegg - Schwaz area
            • Brixlegg - Rattenberg
    		Schnorrer, G. & Poeverlein, R. (2008): Schwaz-Brixlegger Fundstellen. 6. Die Minerale des Gratlspitz bei Brixlegg in Tirol. Aufschluss 59, 7-28.
    Brazil
     
    • Northeast Region
      • Bahia
    		[www.johnbetts-fineminerals.com]
          • Brumado
    		Christian Bracke Collection.
    • Southeast Region
      • Espírito Santo
        • Mimoso do Sul
          • Mimoso do Sul District
    		No reference listed
      • Minas Gerais
        • Coronel Murta
          • Barra de Salinas
    		[MinRec 33:209]
        • Doce valley
          • Conselheiro Pena
    Burma (Myanmar)
     
    • Mandalay Division
      • Sagaing District
        • Mogok
    		[MinRec 25:61, 25:301]
    Canada
     
    • British Columbia
      • Fort Steele Mining Division
        • Kimberley
    		Economic Geology (1998) volume 93, pages 47-67
    • Ontario
      • Hastings Co.
        • Bancroft District
          • Dungannon Township
    		[MinRec 13:73, 13:79, 13:80]
    • Yukon Territory
      • Watson Lake Mining District
    		Can Min (2002) 40, 1313-1338
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • South Bohemia Region
        • Frymburk
          • Cerna v Posumavi
    		Novák, M., Selway, J.B., Černý, P., Hawthorne, F.C., and Ottolini, L. (1999) Tourmaline of the elbaite-dravite series from an elbaite-subtype pegmatite at Blizná, southern Bohemia, Czech Republic. European Journal of Mineralogy 11, 557-568.
    • Moravia (Mähren; Maehren)
      • Vysočina Region
    		Houzar, S., Novák, M., Doležalová, H., Hrazdil, V., Pfeiferová, A.: Přehled mineralogie, petrografie a geologie nedvědických mramorů, svratecké krystalinikum. Acta Musei Moraviae, Sci. geol., 2006, roč. 91, s. 3-77.
        • Nové Město na Moravě
    		Houzar, S., Novák, M.: Turmalíny z metamorfovaných karbonátových hornin. Minerál, 1995, roč. 3, č. 3, s. 165-166.
    Greenland
     
    • Kitaa (West Greenland) Province
    		[MinRec 18:357]
    Israel
     
    Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.
    Japan
     
    • Kyushu Island
      • Oita prefecture
        • Ono-gun
    		Minakawa & Adachi (1995) Sanko-Gakkai Kou'en-Youshi, 58.
    Kenya
     
    • Rift Valley Province
      • South Rift Valley
    Madagascar
     
    • Antananarivo Province
      • Vakinankaratra Region (Betafo - Antsirabé region)
        • Sahatany Pegmatite Field (Mt Bity (Ibity) area)
          • Sahatany Valley
    		Ranorosoa N (1986): Etude mineralogique des pegmatites du champ de la Sahatany, Madagascar. These de Doctorat de l`Universite Paul Sabatier, Toulose
    • Fianarantsoa Province
      • Horombe Region
        • Ihosy Department
    		Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133
    Mexico
     
    • Sonora
      • Mun. de Santa Cruz
        • Santa Cruz
    		Panczner, Wm. D. ;Minerals of Mexico; Van Nostrand Rdinhold Co., New York. p.184
    Panczner(1987):184-390.
    Nepal
     
    • Bheri Zone
    		[MinRec 16:417]
    Norway
     
    • Akershus
      • Asker
    		Knut Eldjarn
    • Sør-Trøndelag
      • Meldal
        • Løkken
    Pakistan
     
    • Northern Areas
      • Baltistan
        • Skardu District
    		[MinRec 19:271]
      • Gilgit District
    		Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Rudawy Janowickie Mts
        • Czarnów
          • Rędziny
    		Gołębiowska B., Pieczka A., Parafiniuk J. 2006: Cu(Ag)-Pb-Bi(Sb) sulphosalts from Rędziny (Western Sudetes, Poland). Mineralogia Polonica - Special Papers, vol. 28, 78-80
    Russia
     
    • Urals Region
      • Central Urals
        • Rezh District
          • Lipovka pegmatite field
    		I.A. Baksheev and O.E. Kudryavtseva : "Composition of some pegmatitic, hydrothermal and metamorphic dravites from the Urals, Russia", Bull. Liaison SFMC, Vol. 16, 2004.
    Slovakia
     
    • Banská Bystrica Region
      • Southern Low Tatra Mts
        • Beňuš
    		Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
      • Western Slovenské Rudohorie Mts
        • Hnúšťa
    		Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
    Sri Lanka
    No reference listed
    No reference listed
    Chemie der Erde (1929) 4, 208-251; Min.Rec.(1977) 8, 100-108
    Sweden
     
    • Närke
      • Örebro
        • Glanshammar
    • Södermanland
      • Haninge
    Switzerland
     
    • Wallis (Valais)
      • Binn Valley
        • Giessen
    		Most recent: Gea 1993/04 p.137 with most literature references
        • Im Feld (Imfeld; Feld; Fäld)
    		No reference listed
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
      • Pamir Mts
        • Pyandzh River Valley
    		Pavel M. Kartashov data
    USA
     
    • Colorado
      • Gunnison Co.
        • Dorchester District
          • Taylor Park
    		Minerals of Colorado (1997) Eckels, E. B.
    • Maryland
      • Baltimore Co.
        • Baltimore
          • Bare Hills
    		Rocks & Min.: 12:247.
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    		Palache(1935):112; Dunn(1995):Pt2:163.
    Palache(1935):112; Rocks & Min.: 21:760-761.
    Dunn(1995):Pt2:161.
          • Ogdensburg
            • Sterling Hill
    		Palache(1935):112; Dunn(1995):Pt3:425-427.
    Palache(1935):112; Dunn(1995):Pt3:425-427.
    Sight identification from a find circa 1989.
        • Hamburg
          • Hardistonville
    		Rocks & Min.: 21:668-669.
        • Hardyston Township
          • Rudeville
    		Warren Cummings, personal communication, 2008
    Rocks & Min.: 21:416, 576-577.
    • New York
      • Essex Co.
    		NY State Museum spec. no. 12583; Lupulescu, M. & Rakovan, J. (2008) The 35th Rochester Mineralogical Symposium, Contributed Papers in Specimen Mineralogy, 10.
    NY State Museum spec. no. 17824
    George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
    NY State Museum spec. no. 51.4.6.0-9
      • New York City
        • Bronx Borough
          • Bronx Co.
    		[MinRecord 28:457]
      • Orange Co.
        • Town of Warwick
    		The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 63.
    NY State Museum spec. no. 1987
          • Pine Island
    		Rocks & Min.: 15: 162-164.
      • St Lawrence Co.
        • Balmat-Edwards Zinc District
    		NY State Museum spec. no. 15248
    NY State Museum spec. no.18485
        • Fowler
    		No reference listed
        • Macomb Township
          • Macomb
    		George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
    George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
        • Pierrepont
    		[www.johnbetts-fineminerals.com]
        • Talcville
    		George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.; George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
        • West Pierrepont
    		George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.; George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
      • Warren Co.
        • Thurman Township
    		NY State Museum spec. no. 18069
    Zambia
     
    • North-Western Province
      • Mwinilunga (Mwinlunga)
        • Jivunda
    		Hori Mineralogy specimens (Tokyo); Hainschwang, T. et al. (2007): Gems & Gemology, XLIII, 36-46.
    Zimbabwe
     
    • Mashonaland West
      • Karoi (Urungwe; Hurungwe) District
        • Miami
    		No reference listed
    Mineral and/or Locality
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