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Norbergite

Big Photo

Fowler Quarry (B. Nicholl Quarry; Nicholl Quarry; Nichol Quarry; Cellate Quarry), Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
© 2007 Peter Cristofono

Show Norbergite Photos (14)
Formula:
Mg
 
3
[(F,OH)
 
2
|SiO
 
4
]
System:OrthorhombicColour:Orange-yellow to brown.
Lustre:VitreousHardness:6 - 6½
Name:After the type locality: The Östanmoss Mine, Norberg, Västmanland, Sweden.


Humite Group

Classification of Norbergite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/B.04-10
Nickel-Strunz 10th (pending) edition ID:9.AF.40

9 : SILICATES (Germanates)
A : Nesosilicates
F : Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination
Dana 8th edition ID:52.3.2a.1

52 : NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
3 : Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Hey's CIM Ref.:17.1.9

17 : Silicates Containing other Anions
1 : Silicates with fluoride (not containing Al)
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Type Occurrence of Norbergite

Type Locality:Östanmoss mine, Norberg, Västmanland, Sweden
Year of Discovery:1926

Physical Properties of Norbergite

Lustre:Vitreous
Colour:Orange-yellow to brown.
Hardness (Mohs):6 - 6½

Crystallography of Norbergite

Crystal System:Orthorhombic
Cell Parameters:a = 10.27Å, b = 8.72Å, c = 4.7Å
Ratio:a:b:c = 1.178 : 1 : 0.539
Unit Cell Volume:V 420.91 ų (Calculated from Unit Cell)
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 Norbergite

Type:Biaxial (+)
RI values: nα = 1.563 nβ = 1.567 nγ = 1.590
Maximum Birefringence:δ = 0.027

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 Norbergite

Formula:
Mg
 
3
[(F,OH)
 
2
|SiO
 
4
]
Essential elements:F, Mg, O, Si
All elements listed in formula:F, H, Mg, O, Si
Common Impurities:Ti,Al,Fe,Mn,Zn,Ca,H2O

Relationship of Norbergite to other Species

Related Minerals - Nickel-Strunz Grouping):
9.AF.05Sillimanite
Al
 
2
[O|SiO
 
4
]
9.AF.10Andalusite
Al
 
2
[O|SiO
 
4
]
9.AF.10Kanonaite
Mn
3+
 
Al[O|SiO
 
4
]
9.AF.15Kyanite
Al
 
2
[O|SiO
 
4
]
9.AF.20Mullite
Al
 
8
[(O,OH,F)|(Si,Al)O
 
4
]
 
4
9.AF.20Krieselite
(Al,Ga)
 
2
[(OH)
 
2
|GeO
 
4
]
9.AF.25Yoderite
Mg(Al,Fe
3+
 
)
 
3
[O|OH|(SiO
 
4
)
 
2
]
9.AF.30Magnesiostaurolite
(Mg,Li,Fe
2+
 
)
 
1.5-2
Al
 
9
[O
 
6
|(OH)
 
2
|(SiO
 
4
)
 
4
]
9.AF.30Staurolite
(Fe
2+
 
,Mg,Zn)
 
1.5-2
Al
 
9
[O
 
6
|(OH,O)
 
2
|(SiO
 
4
)
 
4
]
9.AF.30Zincostaurolite
(Zn,Li,Fe
2+
 
,Mg)
 
<2
Al
 
9
[O
 
6
|(OH)
 
2
|(SiO
 
4
)
 
4
]
9.AF.35Topaz
Al
 
2
[(F,OH)
 
2
|SiO
 
4
]
9.AF.45Alleghanyite
Mn
2+
5
[(OH)
 
2
|(SiO
 
4
)
 
2
]
9.AF.45Chondrodite
(Mg,Fe
2+
 
)
 
5
[(F,OH)
 
2
|(SiO
 
4
)
 
2
]
9.AF.45Reinhardbraunsite
Ca
 
5
[(OH,F)
 
2
|(SiO
 
4
)
 
2
]
9.AF.50Humite
(Mg,Fe
2+
 
)
 
7
[(F,OH)
 
2
|(SiO
 
4
)
 
3
]
9.AF.50Manganhumite
(Mn
2+
 
,Mg)
 
7
[(OH)
 
2
|(SiO
 
4
)
 
3
]
9.AF.55Clinohumite
(Mg,Fe
2+
 
)
 
9
[(F,OH)
 
2
|(SiO
 
4
)
 
4
]
9.AF.55Sonolite
Mn
2+
9
[(OH,F)
 
2
|(SiO
 
4
)
 
4
]
9.AF.55Hydroxylclinohumite
Mg
 
9
[(OH,F)
 
2
|(SiO
 
4
)
 
4
]
9.AF.60Leucophoenicite
Mn
2+
7
[(OH)
 
2
|(SiO
 
4
)
 
3
]
9.AF.65Ribbeite
(Mn
2+
 
,Mg)
 
5
[(OH)
 
2
|(SiO
 
4
)
 
2
]
9.AF.70Jerrygibbsite
Mn
2+
9
[(OH)
 
2
|(SiO
 
4
)
 
4
]
9.AF.75Franciscanite
Mn
3+
6
V
5+
0.5
[(O,OH)
 
3
|SiO
 
4
]
9.AF.75Örebroite
Mn
2+
3
(Fe
3+
 
,Sb
5+
 
)[(O,OH)
 
3
|SiO
 
4
]
9.AF.75Welinite
Mn
3+
6
(W
6+
 
,Mg)
 
0.7
[(O,OH)
 
3
|SiO
 
4
]
9.AF.80Ellenbergerite
Mg
 
6
Al
 
6
Ti[(OH)
 
6
|(HSiO
 
4
)
 
4
|(SiO
 
4
)
 
4
]
9.AF.85Chloritoid
(Fe
2+
 
,Mg,Mn
2+
 
)Al
 
2
[O|(OH)
 
2
|SiO
 
4
]
9.AF.85Magnesiochloritoid
MgAl
 
2
[O|(OH)
 
2
|SiO
 
4
]
9.AF.85Ottrélite
(Mn
2+
 
,Fe
2+
 
,Mg)Al
 
2
[O|(OH)
 
2
|SiO
 
4
]
9.AF.90Poldervaartite
CaCa[SiO
 
3
OH](OH)
9.AF.90Olmiite
CaMn
2+
 
[SiO
 
3
(OH)](OH)
Related Minerals - Hey's Index Grouping:
17.1.1Hectorite
Na
 
0.3
(Mg,Li)
 
3
Si
 
4
O
 
10
(F,OH)
 
2
17.1.3Agrellite
NaCa
 
2
[F|Si
 
4
O
 
10
]
17.1.4Apophyllite-(NaF)
NaCa
 
4
[F|Si
 
8
O
 
20
] · 8H
 
2
O
17.1.5Apophyllite-(KF)
KCa
 
4
[(F,OH)|Si
 
8
O
 
20
] · 8H
 
2
O
17.1.6Apophyllite-(KOH)
KCa
 
4
[(OH,F)|Si
 
8
O
 
20
] · 8H
 
2
O
17.1.7Hsianghualite
Ca
 
3
Li
 
2
Be
 
3
[F
 
2
|(SiO
 
4
)
 
3
]
17.1.8Leucophanite
(Ca,Na)
 
2
(Be,Al)[Si
 
2
O
 
6
(F,OH)]
17.1.10Chondrodite
(Mg,Fe
2+
 
)
 
5
[(F,OH)
 
2
|(SiO
 
4
)
 
2
]
17.1.11Humite
(Mg,Fe
2+
 
)
 
7
[(F,OH)
 
2
|(SiO
 
4
)
 
3
]
17.1.12Clinohumite
(Mg,Fe
2+
 
)
 
9
[(F,OH)
 
2
|(SiO
 
4
)
 
4
]
17.1.13Canasite
Ca
 
5
Na
 
4
K
 
2
(Si
 
12
O
 
30
(OH,F)
 
4
17.1.14Charoite
(K,Na)
 
5
(Ca,Ba,Sr)
 
8
(Si
 
6
O
 
15
)
 
2
(Si
 
6
O
 
16
)(OH,F)·H
 
2
O
17.1.15Cuspidine
Ca
 
4
[(F,OH)
 
2
|Si
 
2
O
 
7
]
17.1.16Bultfonteinite
Ca
 
2
[F|HSiO
 
4
] · H
 
2
O
17.1.17Zeophyllite
Ca
 
4
Si
 
3
O
 
8
(OH,F)
 
4
·2H
 
2
O
17.1.18Rowlandite-(Y)
(Y,Fe
3+
 
,Ce)
 
3
[O|(F,OH)|Si
 
2
O
 
7
]
17.1.19Yuksporite
(K,Ba)NaCa
 
2
(Si,Ti)
 
4
O
 
11
(F,OH)·H
 
2
O
17.1.20Yftisite-(Y)
(Y,Dy,Er)
 
4
(Ti,Sn)O(SiO
 
4
)
 
2
(F,OH)
 
6
17.1.21Mosandrite
(Ca,Na,Ce)
 
12
(Ti,Zr)
 
2
[F
 
4
|(OH)
 
6
|SiO
 
4
|(Si
 
2
O
 
7
)
 
3
]
17.1.22Hiortdahlite
(Ca,Na)
 
3
(Zr,Ti)Si
 
2
O
 
7
(O,OH,F)
 
2
17.1.23Burpalite
Na
 
2
CaZr[F
 
2
|Si
 
2
O
 
7
]
17.1.24Seidozerite
Na
 
8
Zr
 
3
Ti
 
3
Mn
2+
2
[O|F|Si
 
2
O
 
7
]
 
4
17.1.25Thorosteenstrupine
CaMnThSi
 
4
O
 
11
(OH)F·6H
 
2
O
17.1.26Zircophyllite
(K,Na)
 
3
(Mn,Fe
2+
 
)
 
7
(Zr,Ti)
 
2
Si
 
8
O
 
24
(O,OH,F)
 
7
17.1.27Jinshajiangite
(Na,Ca)(Ba,K)(Fe,Mn)
 
4
Ti
 
2
Si
 
4
O
 
16
(F,O,OH)
 
2-3
17.1.28Rosenbuschite
(Ca,Na)
 
3
(Zr,Ti)[O|F|Si
 
2
O
 
7
]
17.1.29Narsarsukite
Na
 
2
(Ti,Fe)Si
 
4
(O,F)
 
11
17.1.30Sonolite
Mn
2+
9
[(OH,F)
 
2
|(SiO
 
4
)
 
4
]

Other Names for Norbergite

Synonyms:
Grothine
German names:
Norbergit
Russian names:
Норбергит
Spanish names:
Norbergita

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 Norbergite

Reference List:American Mineralogist (1969): 54: 376-390.

American Mineralogist (1982): 67: 538.

Internet Links for Norbergite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Norbergite in the Natural History Museum (London) online catalogue
  • Norbergite details from Handbook of Mineralogy (PDF)
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    Localities for Norbergite

    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
     
    • Tasmania
      • Waratah district
        • Waratah
    		Bottrill
    Burma (Myanmar)
     
    • Mandalay Division
      • Sagaing District
        • Mogok
    		Jordi Fabre
    Canada
     
    • Ontario
      • Haliburton Co.
        • Monmouth Township
          • Wilberforce
    		Sabina, A. P. (1982): Some rare minerals of the Bancroft area. Mineralogical Record 13, 223-228
      • Peterborough Co.
        • Crystal Lake
    		Geological Survey of Canada Miscellaneous Survey 39.
    • Québec
      • Témiscamingue Co.
        • Villedieu Township
          • Sheffield Lake
    		Strübel, Zimmer: "Lexikon der Minerale", 2nd Ed., 1991
    Finland
     
    • Länsi-Suomen Lääni
      • Turku-Pori
        • Pargas (Parainen)
    		No reference listed
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
          • Monte Somma
            • Ercolano
              • San Vito
    		Cassinelli C. (1986) - Norbergite e Thaumasite della Cava San Vito. Due nuove specie del Vesuvio - Rivista Min. Italiana, Milano, fasc. 1, 1986, pp. 36-39
      • Salerno Province
        • Sarno
          • Lavorate
    		Min Rec (1981) 12:377-378
    Pakistan
     
    • Northern Areas
      • Gilgit District
        • Hunza Valley
    		Bernard and Hyršl, 2004. Minerals and Their Localities
    Romania
     
    • Bihor Co.
      • Nucet
    		No reference listed
    Russia
     
    • Northern Region
      • Karelia Republic
        • Ladoga Region
    		No reference listed
    Sweden
     
    • Västmanland
      • Norberg
    		No reference listed
    No reference listed
    GFF, 48, 84-85
    No reference listed
    USA
     
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    		Palache(1935):102-103; Dunn(1995):Pt2:163 & Pt3:346.
    Rocks & Min.: 21:760-761.
    Betancourt, P.P. (The Picking Table, Vol. 27(2):2-10; Dunn(1995):Pt3:346.
    Dunn(1995):Pt2:161.
          • Ogdensburg
            • Sterling Hill
    		Dunn(1995):Pt3:346.
    Sight identigfication by experienced local collectors and museum officials.
        • Hamburg
    		Dunn, P.J. (1995), Pt 2: 169.
        • Hardyston Township
          • Rudeville
    		Sinhalite = personal communication with Dr. Paulus Moore (unpublished); remainder - common knowledge among local collectors.
        • Sparta Township
    		A Quest for New Jersey Minerals, Robert Speiser (1978):9.
    • New York
      • St Lawrence Co.
        • Balmat-Edwards Zinc District
    		NY State Museum spec. no. 12664
    Petersen, E., Essene, D., Peacor, D. (1982): Fluorine end-member micas and amphiboles, American mineralogist, Vol. 67, 538-544
    • Vermont
      • Windham Co.
        • Townshend
    		Rocks & Min. Vol. 71, (1996)
    Mineral and/or Locality
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