Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (10 online) Mindat Auctions

Strunzite

Big Photo

Foote Lithium Co. Mine (Foote Mine), Kings Mountain District, Cleveland Co., North Carolina, USA
© 2005 JBS

Show Strunzite Photos (67)
Formula:
Mn
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
 · 6H
 
2
O
System:TriclinicColour:Straw-yellow to light ...
Hardness:4
Name:Named after Hugo Strunz (b. 1910), Professor of Mineralogy, Technische Universität, Berlin, Germany.


Strunzite Group.

Classification of Strunzite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/D.11-20
Nickel-Strunz 10th (pending) edition ID:8.DC.25

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
C : With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
Dana 8th edition ID:42.11.9.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O
Hey's CIM Ref.:19.12.26

19 : Phosphates
12 : Phosphates of Mn
mindat.org URL:http://www.mindat.org/min-3810.html
Please feel free to link to this page.

Type Occurrence of Strunzite

Type Locality:Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Vohenstrauß, Oberpfälzer Wald, Upper Palatinate, Bavaria, Germany
Year of Discovery:1957

Occurrences of Strunzite

Geological Setting:Alteration product of triphylite in zoned complex granitic pegmatites.

Physical Properties of Strunzite

Lustre:Vitreous
Diaphaneity (Transparency):Semitransparent
Colour:Straw-yellow to light brownish yellow
Hardness (Mohs):4
Density (measured):2.52(5) g/cm3
Density (calculated):2.49 g/cm3

Crystallography of Strunzite

Crystal System:Triclinic
Class (H-M):1 - Pinacoidal
Space Group:P1
Cell Parameters:a = 10.228(5) Å, b = 9.837(5) Å, c = 7.284(5) Å
α = 90.17(5)°, β = 98.44(5)°, γ = 117.44(5)°
Ratio:a:b:c = 1.04 : 1 : 0.74
Unit Cell Volume:V 641.28 ų (Calculated from Unit Cell)
Z:2
Morphology:Needlelike to hairlike
Twinning:Common on {120}
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 Strunzite

Type:Biaxial (-)
RI values: nα = 1.619 - 1.625 nβ = 1.640 - 1.670 nγ = 1.696 - 1.720
2V:Measured: 75° to 80°, Calculated: 86°
Maximum Birefringence:δ = 0.077 - 0.095

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r < v strong
Pleochroism:Weak
Comments:X= nearly colorless
Y= yellow brown
Z= darker yellow brown

Chemical Properties of Strunzite

Formula:
Mn
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
 · 6H
 
2
O
Essential elements:Fe, H, Mn, O, P
All elements listed in formula:Fe, H, Mn, O, P

Relationship of Strunzite to other Species

Related to:
  • Strunzite Group
    • Related Minerals - Nickel-Strunz Grouping):
    8.DC.IMA 2007-057
    CuFe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		·4H
     
    2
    		O
    8.DC.05Nissonite
    Cu
     
    2
    		Mg
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 5H
     
    2
    		O
    8.DC.07Euchroite
    Cu
     
    2
    		[OH|AsO
     
    4
    		] · 3H
     
    2
    		O
    8.DC.10Legrandite
    Zn
     
    2
    		[OH|AsO
     
    4
    		] · H
     
    2
    		O
    8.DC.12Strashimirite
    Cu
     
    8
    		[OH|AsO
     
    4
    		]
     
    4
    		 · 5H
     
    2
    		O
    8.DC.15Arthurite
    CuFe
    3+
    2
    		[(OH,O)|(AsO
     
    4
    		,PO
     
    4
    		,SO
     
    4
    		)]
     
    2
    		 · 4H
     
    2
    		O
    8.DC.15Earlshannonite
    Mn
    2+
     
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		·4H
     
    2
    		O
    8.DC.15Ojuelaite
    ZnFe
    3+
    2
    		(AsO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		 · 4H
     
    2
    		O
    8.DC.15Whitmoreite
    Fe
    2+
     
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		 · 4H
     
    2
    		O
    8.DC.15Cobaltarthurite
    (Co,Mg)Fe
    3+
    2
    		(AsO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		 · 4H
     
    2
    		O
    8.DC.15Bendadaite
    Fe
    2+
     
    		Fe
    3+
    2
    		(AsO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		 · 4H
     
    2
    		O
    8.DC.17Kleemanite
    ZnAl
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 3H
     
    2
    		O
    8.DC.20Bermanite
    Mn
    2+
     
    		Mn
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 4H
     
    2
    		O
    8.DC.22Kovdorskite
    Mg
     
    2
    		(PO
     
    4
    		)(OH)·3H
     
    2
    		O
    8.DC.25Ferristrunzite
    Fe
    3+
    3
    		[OH|PO
     
    4
    		]
     
    2
    		 · 5(H
     
    2
    		O,OH)
    8.DC.25Ferrostrunzite
    Fe
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.DC.25Metavauxite
    Fe
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.27Beraunite
    Fe
    2+
     
    		Fe
    3+
    5
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    4
    		] · 4H
     
    2
    		O
    8.DC.30Gordonite
    MgAl
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Laueite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Mangangordonite
    Mn
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Paravauxite
    Fe
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Pseudolaueite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Sigloite
    Fe
    3+
     
    		Al
     
    2
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 7H
     
    2
    		O
    8.DC.30Stewartite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Ushkovite
    MgFe
    3+
    2
    		[PO
     
    4
    		]
     
    2
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Ferrolaueite
    Fe
    2+
     
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Kastningite
    (Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.30Maghrebite
    MgAl
     
    2
    		[OH|AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.DC.32Tinticite
    Fe
    3+
    4
    		[OH|PO
     
    4
    		]
     
    3
    		 · 5H
     
    2
    		O
    8.DC.35Vauxite
    Fe
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.DC.37Vantasselite
    Al
     
    4
    		[OH|PO
     
    4
    		]
     
    3
    		 · 9H
     
    2
    		O
    8.DC.40Cacoxenite
    Fe
    3+
    24
    		Al[(OH)
     
    12
    		|O
     
    6
    		|(PO
     
    4
    		)
     
    17
    		] · 17H
     
    2
    		O
    8.DC.45Gormanite
    (Fe
    2+
     
    		,Mg)
     
    3
    		(Al,Fe
    3+
     
    		)
     
    4
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 2H
     
    2
    		O
    8.DC.45Souzalite
    (Mg,Fe
    2+
     
    		)
     
    3
    		(Al,Fe
    3+
     
    		)
     
    4
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 2H
     
    2
    		O
    8.DC.47Kingite
    Al
     
    3
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 9H
     
    2
    		O
    8.DC.50Wavellite
    Al
     
    3
    		[(OH,F)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 5H
     
    2
    		O
    8.DC.50Allanpringite
    Fe
    3+
    3
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 5H
     
    2
    		O
    8.DC.52Kribergite
    Al
     
    5
    		[(OH)
     
    4
    		|SO
     
    4
    		|(PO
     
    4
    		)
     
    3
    		] · 4H
     
    2
    		O
    8.DC.55Mapimite
    Zn
     
    2
    		Fe
    3+
    3
    		[(OH)
     
    4
    		|(AsO
     
    4
    		)
     
    3
    		] · 10H
     
    2
    		O
    8.DC.57Ogdensburgite
    Ca
     
    2
    		Fe
    3+
    4
    		(Zn,Mn
    2+
     
    		)[(OH)
     
    3
    		|(AsO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.DC.60Nevadaite
    (Cu
    2+
     
    		,Al,V
    3+
     
    		)
     
    6
    		Al
     
    8
    		(PO
     
    4
    		)
     
    8
    		F
     
    8
    		(OH)
     
    2
    		(H
     
    2
    		O)
     
    22
    8.DC.60Cloncurryite
    (Cu,VO)Al
     
    2
    		[(F,OH)|PO
     
    4
    		]
     
    2
    		 · 4.5-5H
     
    2
    		O
    Related Minerals - Hey's Index Grouping:
    19.12.1Metaswitzerite
    Mn
     
    3
    		(PO
     
    4
    		)
     
    2
    		·4H
     
    2
    		O
    19.12.2Bermanite
    Mn
    2+
     
    		Mn
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 4H
     
    2
    		O
    19.12.3Natrophilite
    NaMn
    2+
     
    		[PO
     
    4
    		]
    19.12.4Sidorenkite
    Na
     
    3
    		Mn
    2+
     
    		[PO
     
    4
    		|CO
     
    3
    		]
    19.12.5Niahite
    (NH
     
    4
    		)(Mn
    2+
     
    		,Mg)[PO
     
    4
    		] · H
     
    2
    		O
    19.12.6Robertsite
    Ca
     
    3
    		Mn
    3+
    4
    		[(OH)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 3H
     
    2
    		O
    19.12.7Pararobertsite
    Ca
     
    2
    		Mn
    3+
    3
    		[O
     
    2
    		|(PO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    19.12.8Sinkankasite
    H
     
    2
    		Mn
    2+
     
    		Al[OH|(PO
     
    4
    		)
     
    2
    		] · 6H
     
    2
    		O
    19.12.9Mangangordonite
    Mn
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    19.12.10Heterosite
    (Fe
    3+
     
    		,Mn
    3+
     
    		)[PO
     
    4
    		]
    19.12.11Purpurite
    (Mn
    3+
     
    		,Fe
    3+
     
    		)[PO
     
    4
    		]
    19.12.12Wolfeite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    2
    		[OH|PO
     
    4
    		]
    19.12.13Triploidite
    (Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		[OH|PO
     
    4
    		]
    19.12.14Lipscombite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    19.12.15Frondelite
    Mn
    2+
     
    		Fe
    3+
    4
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    3
    		]
    19.12.16Rockbridgeite
    Fe
    2+
     
    		Fe
    3+
    4
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    3
    		]
    19.12.17Kryzhanovskite
    MnFe
     
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		·H
     
    2
    		O
    19.12.18Landesite
    Mn
    2+
    3-x
    		Fe
    3+
    x
    		[(OH)
     
    x
    		|(PO
     
    4
    		)
     
    2
    		] · (3-x)H
     
    2
    		O
    19.12.19Phosphoferrite
    (Fe,Mn)
     
    3
    		(PO
     
    4
    		)
     
    2
    		·3H
     
    2
    		O
    19.12.20Reddingite
    (Mn,Fe)
     
    3
    		(PO
     
    4
    		)
     
    2
    		·3H
     
    2
    		O
    19.12.21Earlshannonite
    Mn
    2+
     
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    		·4H
     
    2
    		O
    19.12.22Hureaulite
    (Mn,Fe)
     
    5
    		H
     
    2
    		(PO
     
    4
    		)
     
    4
    		·4H
     
    2
    		O
    19.12.23Switzerite
    (Mn,Fe)
     
    3
    		(PO
     
    4
    		)
     
    2
    		·7H
     
    2
    		O
    19.12.24Laueite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    19.12.25Pseudolaueite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    19.12.27Stewartite
    Mn
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    19.12.28Alluaudite
    (Na,Ca)Mn
    2+
     
    		(Fe
    3+
     
    		,Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)
     
    2
    		(PO
     
    4
    		)
     
    3
    19.12.29Ferroalluaudite
    (Na,Ca)Fe
    2+
     
    		(Fe
    3+
     
    		,Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		(PO
     
    4
    		)
     
    3
    19.12.30Fillowite
    {Mn
    2+
     
    		}{Na
     
    8
    		}{Ca
     
    4
    		Na
     
    4
    		}{(Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    43
    		}[PO
     
    4
    		]
     
    36
    19.12.31Johnsomervilleite
    {Ca}{Na
     
    6
    		[ ]
     
    2
    		}{Ca
     
    6
    		Na
     
    2
    		}{(Fe
    2+
     
    		,Mg,Mn
    2+
     
    		)
     
    43
    		}[PO
     
    4
    		]
     
    36
    19.12.32Wicksite
    NaCa
     
    2
    		(Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    4
    		MgFe
    3+
     
    		[PO
     
    4
    		]
     
    6
    		 · 2H
     
    2
    		O
    19.12.33Dickinsonite-(KMnNa)
    {KNa}{Mn
    2+
     
    		[ ]}{Ca}{Na
     
    3
    		}{Mn
    2+
    13
    		}{Al}[(OH)
     
    2
    		|(PO
     
    4
    		)
     
    12
    		]
    19.12.34Sarcopside
    (Fe
    2+
     
    		,Mn
    2+
     
    		,Mg)
     
    3
    		[PO
     
    4
    		]
     
    2
    19.12.35Ludlamite
    (Fe,Mn,Mg)
     
    3
    		(PO
     
    4
    		)
     
    2
    		·4H
     
    2
    		O
    19.12.36Graftonite
    (Fe
    2+
     
    		,Mn
    2+
     
    		,Ca)
     
    3
    		[PO
     
    4
    		]
     
    2
    19.12.37Wilhelmvierlingite
    CaMnFe
    3+
     
    		[OH|(PO
     
    4
    		)
     
    2
    		] · 2H
     
    2
    		O
    19.12.38Fairfieldite
    Ca
     
    2
    		(Mn
    2+
     
    		,Fe
    2+
     
    		)[PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    19.12.39Beusite
    (Mn
    2+
     
    		,Fe
    2+
     
    		,Ca,Mg)
     
    3
    		[PO
     
    4
    		]
     
    2
    19.12.40Messelite
    Ca
     
    2
    		(Fe
    2+
     
    		,Mn
    2+
     
    		)[PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    19.12.41Jahnsite-(CaMnFe)
    CaMn
    2+
     
    		Fe
    2+
    2
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.42Jahnsite-(CaMnMn)
    CaMn
    2+
     
    		Mn
    2+
    2
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.43Jahnsite-(CaMnMg)
    CaMn
    2+
     
    		(Mg,Fe
    2+
     
    		)
     
    2
    		Fe
    3+
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.44Keckite
    (Ca,Mg)(Mn
    2+
     
    		,Zn)
     
    2
    		Fe
    3+
    3
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    3
    		 · 2H
     
    2
    		O
    19.12.45Stanfieldite
    Ca
     
    7
    		Ca
     
    2
    		Mg
     
    9
    		[PO
     
    4
    		]
     
    12
    19.12.46Laubmannite
    (Fe
    2+
     
    		,Mn
    2+
     
    		,Ca)
     
    3
    		Fe
    3+
    6
    		[(OH)
     
    3
    		|PO
     
    4
    		]
     
    4
    19.12.47Zodacite
    Ca
     
    4
    		Mn
    2+
     
    		Fe
    3+
    4
    		[(OH)
     
    2
    		|(PO
     
    4
    		)
     
    3
    		]
     
    2
    		 · 12H
     
    2
    		O
    19.12.48Hagendorfite
    NaCaMn
    2+
     
    		Fe
    2+
    2
    		(PO
     
    4
    		)
     
    3
    19.12.49Maghagendorfite
    NaMn(Mg,Fe,Fe)
     
    3
    		(PO
     
    4
    		)
     
    3
    19.12.50Varulite
    NaCaMn
    2+
     
    		Mn
    2+
    2
    		(PO
     
    4
    		)
     
    3
    19.12.51Griphite
    Na
     
    4
    		Li
     
    2
    		Ca
     
    6
    		(Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)
     
    19
    		Al
     
    8
    		[(F,OH)|(PO
     
    4
    		)
     
    3
    		]
     
    8
    19.12.52Attakolite
    (Ca,Sr)Mn(Al,Fe)
     
    4
    		[(OH)
     
    4
    		|(SiO
     
    4
    		,PO
     
    4
    		)|(HPO
     
    4
    		,PO
     
    4
    		)
     
    3
    		]
    19.12.53Arrojadite-(KFe)
    {KNa}{Fe
    2+
     
    		[ ]}{Ca}{Na
     
    2
    		[ ]}{Fe
    2+
    13
    		}{Al}[(OH)
     
    2
    		|HPO
     
    4
    		|(PO
     
    4
    		)
     
    11
    		]
    19.12.54Lun'okite
    (Mn,Ca)(Mg,Fe,Mn)Al(PO
     
    4
    		)
     
    2
    		OH·4H
     
    2
    		O
    19.12.55Eosphorite
    (Mn
    2+
     
    		,Fe
    2+
     
    		)Al[(OH)
     
    2
    		|PO
     
    4
    		] · H
     
    2
    		O
    19.12.56Ernstite
    (Mn
    2+
     
    		,Fe
    3+
     
    		)Al[(OH,O)
     
    2
    		|PO
     
    4
    		] · H
     
    2
    		O
    19.12.57Childrenite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)Al[(OH)
     
    2
    		|PO
     
    4
    		] · H
     
    2
    		O
    19.12.58Bobfergusonite
    Na
     
    2
    		Mn
     
    5
    		FeAl(PO
     
    4
    		)
     
    6
    19.12.59Qingheiite
    NaMn
    3+
     
    		Mg(Al,Fe
    3+
     
    		)[PO
     
    4
    		]
     
    3
    19.12.60Whiteite-(CaFeMg)
    Ca(Fe
    2+
     
    		,Mn
    2+
     
    		)Mg
     
    2
    		Al
     
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.61Whiteite-(CaMnMg)
    CaMn
    2+
     
    		Mg
     
    2
    		Al
     
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.62Whiteite-(MnFeMg)
    (Mn
    2+
     
    		,Ca)(Fe
    2+
     
    		,Mn
    2+
     
    		)Mg
     
    2
    		Al
     
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.63Rittmannite
    (Mn
    2+
     
    		,Ca)Mn
    2+
     
    		(Fe
    2+
     
    		,Mn
    2+
     
    		,Mg)
     
    2
    		(Al,Fe
    3+
     
    		)
     
    2
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    2
    		 · 8H
     
    2
    		O
    19.12.64Zanazziite
    Ca
     
    2
    		(Mg,Fe)(Mg,Fe,Al)
     
    4
    		Be
     
    4
    		[(OH)
     
    4
    		|(PO
     
    4
    		)
     
    6
    		] · 6H
     
    2
    		O
    19.12.65Samuelsonite
    (Ca,Ba)Ca
     
    8
    		Fe
    2+
    2
    		Mn
    2+
    2
    		Al
     
    2
    		[(OH)
     
    2
    		|(PO
     
    4
    		)
     
    10
    		]

    Other Names for Strunzite

    German names:
    Strunzit
    Russian names:
    Штрунцит
    Spanish names:
    Strunzita

    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 Strunzite

    Reference List:Die Naturwis. (1958), 45, 37.

    American Mineralogist (1958): 43: 793.

    Tschermaks Mineralogische und Petrographische Mitteilungen: 25: 77-87.

    Internet Links for Strunzite

    Search Engines:
  • Look for Strunzite on Google
  • Look for Strunzite images on Google
    • External Links:
  • Look for Strunzite on Webmineral
  • Look for Strunzite on Athena Mineralogy
  • Look for Strunzite on Wikipedia
  • Look for Strunzite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Strunzite in the Natural History Museum (London) online catalogue
    • Mineral Dealers:
  • Buy from David K Joyce minerals
  • Fine Minerals from Dan Weinrich Minerals
  • Buy fine minerals and gemstones from Pala International
  • rare and unusual minerals mainly crystallized
  • Rare and Unusual minerals at Mineralogical Research Company
  • High-end worldwide specimens & outstanding customer service
  • Buy Fine Minerals from mineralsweb.com
  • e-Rocks - Mineral Auctions and Sales
  • Fabre Minerals - search for Strunzite specimens
  • Find Strunzite on www.crystalclassics.co.uk
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • The Arkenstone - Fine Minerals
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Localities for Strunzite

    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.
    Argentina
     
    • Córdoba
      • San Alberto Department
    		Milka K. de Brodtkorb (2006) Las Especies Minerales de la Republica Argentina, Vol. 2, p 428 (Asociación Mineralógica Argentina)
    Austria
     
    • Styria
      • Koralpe Mts
        • Modriach
          • Herzogberg Mt.
    		Aufschluss 1972(SB), 40-41
    Belgium
     
    • Hainaut (Henegouwen; Hennegau) Province
      • Mons
    		No reference listed
    Brazil
     
    • Southeast Region
      • Minas Gerais
        • Doce valley
          • Divino das Laranjeiras
            • Linópolis
    		[MinRec 14:233]
          • Galiléia
            • Sapucaia do Norte
    		Mineralogical Record: 30: 347.
    Cameroon
     
    • Adamaoua plateau
    		F. Pillard : "Contribution à l'étude de l'altération de la vivianite : cas de la vivianite d'Anloua (Cameroun)", Doctorate Thesis, Orléans University, 1984.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
    		Povondra, P., Pivec, E. (eds.) et al.: Přibyslavice peraluminuous granite. Acta universitatis carolinae, Geologica, 1987, no. 3, s . 183 – 283.
      • Pardubice Region
    		Prachař, I.: Současný stav výskytu nerostů ve Chvaleticích. Acta musei Reginaehradecensis, série A: vědy přírodní, 1981, roč. XVI., s. 99-102.
    Jirásek, J.: Nález koninckitu u Litošic a jeho srovnání se světovými výskyty. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2005, roč. 13, s. 132-137.
      • Plzeň Region
        • Domažlice (Taus)
          • Otov
    		J. Stanek: Der Aufschluss 41(1), 3-6 (1990)
    Čech F., Staněk J., Dávidová Š. (1981): Minerály pegmatitů. - in: Bernard J.H. [ed.]: Mineralogie Československa. Academia, Praha.
    Finland
     
    • Etelä-Suomen Lääni
      • Orivesi
        • Eräjärvi area
    		No reference listed
    France
     
    • Limousin
      • Haute-Vienne
        • Razès
          • Chanteloube
            • Vilatte Quarries (La Vilate)
    		Boisson, J. M. (1988) - Les monts d'Ambazac, Le Cahier des Micromonteurs, (2), 3-33.
    • Midi-Pyrénées
      • Ariège
        • Le Bosc
    		Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, p. 523.
    Germany
     
    • Bavaria
      • Lower Bavaria
        • Bavarian Forest
          • Zwiesel
            • Rabenstein
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
            • Town Centre
    		Obermüller, T., (1993): Über Phosphatmineralien aus Zwiesel/Bayerischer Wald, Der Aufschluss, Vol. 44, pp. 337-341
      • Upper Palatinate
        • Oberpfälzer Wald
          • Plößberg
    		Weiss: "Mineralfundstellen, Deutschland West", 1990
          • Vohenstrauß
            • Pleystein
            • Waidhaus
              • Hagendorf
    		NJMM (1957), 222; Lapis 12 (1984), 9; http://www.berthold-weber.de/h_miner.htm
    Wittern: "Mineralfundorte in Deutschland", 2001
    • North Rhine-Westphalia
      • Sauerland
        • Arnsberg
          • Uentrop
    		S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Japan
     
    • Honshu Island
      • Kinki region
        • Hyogo prefecture
          • Kobe city
    		Kato et al (1988) Koubutsu-Gakkai Kou'en-Youshi, 38.
    S. Matsubara (2000) Vivianite nodules and secondary phosphates in Pliocene-Pleistocene clay deposits from Hime-shima, Oita Prefecture and Kobe, Hyogo Prefecture, Western Japan. Memoirs of the National Science Museum (Tokyo), 33.
    Namibia
     
    • Erongo Region
      • Karibib District
        • Okatjimukuju farm (Friedrichsfelde farm)
    		P. Keller and O. von Knorring, Eur. J. Mineral. , 1989, 1, pp. 567-593.
    Portugal
     
    • Guarda District
      • Gouveia
        • Folgosinho
      • Sabugal
    		Schnorrer-Köhler (1991), Mineral Occurrences.
    • Viana do Castelo District
      • Caminha
        • Arga de Baixo/Arga de Cima
      • Ponte da Barca
    		Self-collected by Pedro Alves.
      • Ponte de Lima
      • Vila Nova de Cerveira
        • Covas
    		personal find by Pedro Alves.
    • Viseu District
      • Mangualde
    Sweden
     
    • Södermanland
      • Haninge
    		Gustafsson, Lars & Otter, Bertil (1991): Mineralförekomster i Stockholmstrakten.Del 2. STEIN 18(4),4-12
    UK
     
    • England
      • Cornwall
        • St Agnes District
          • Perranzabuloe
    		No reference listed
    M Kampf collection
        • St Austell District
          • Luxulyan Area (Luxulian Area)
            • Hensbarrow Downs
              • Stenalees
    		M Kampf collection
    USA
     
    • Alabama
      • Coosa Co.
        • Rockford District
          • Two Bit pegmatite
    		Mineralogy of Alabama Geol Surv Ala. Bull 120
    Rocks & Minerals: 70(5): 320-333.
    • Arkansas
      • Polk Co.
        • Three Oaks Gap
    • Connecticut
      • Middlesex Co.
        • East Hampton
    		Seaman, 1976. Pegmatite Minerals of the World
    • Maine
      • Androscoggin Co.
        • Poland
    		"Maine Mineral Localities, 3rd Ed." by Thompson, W.B., et. al., 1998
      • Cumberland Co.
        • Baldwin
    		Thompson, W.B., et,al., 2000, Rocks & Minerals, vol. 75, no. 6, pgs 408-418
      • Oxford Co.
        • Greenwood
    		No reference listed
        • Newry
    		No reference listed
    King, V. T., 2006, Minerals of Halls Ridge and Plumbago-Puzzle Mountain, Newry, ... Maine, Mineral News, v. 22(6): p. 1-3.
    King, V. T., 2006, Minerals of Halls Ridge and Plumbago-Puzzle Mountain, Newry, ... Maine, Mineral News, v. 22(6): p. 1-3.
        • Norway
    		King & Foord, 1994. Mineralogy of Maine, V. 1.
        • Paris
    		No reference listed
        • Rumford
    		No reference listed
    King & Foord, 1994. Mineralogy of Maine, Vol.1, p.264.; King, V. and Foord, E., 1994, Mineralogy of Maine, v. 1.
        • Stoneham
    		Thompson, W.B., et.al., 1998, Maine Mineral Localites, 3rd edition, Maine Geological Survey, Augusta.
    No reference listed
    • New Hampshire
      • Cheshire Co.
        • Alstead
    		Seaman, 1976. Pegmatite Minerals of the World
    Seaman, David (1976). Pegmatite Minerals of the World
        • Walpole
    		P Cristofono collection
      • Grafton Co.
        • Alexandria
    		No reference listed