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Eveite

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Långban, Filipstad, Värmland, Sweden
© Knut Eldjarn

Show Eveite Photos (4)
Formula:
Mn
2+
2
[OH|AsO
 
4
]
System:OrthorhombicColour:apple green, pale yellow
Hardness:3½ - 4


Olivenite Group.

Classification of Eveite

IMA status:Approved 1966
Strunz 8th edition ID:7/B.06-40
Nickel-Strunz 10th (pending) edition ID:8.BB.30

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
Dana 8th edition ID:41.6.6.4

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq
Hey's CIM Ref.:20.8.2

20 : Arsenates (also arsenates with phosphate, but without other anions)
8 : Arsenates of Mn
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Type Occurrence of Eveite

Type Locality:Långban, Filipstad, Värmland, Sweden
Year of Discovery:1967

Physical Properties of Eveite

Colour:apple green, pale yellow
Streak:white
Hardness (Mohs):3½ - 4
Cleavage:Distinct/Good

Crystallography of Eveite

Crystal System:Orthorhombic
Cell Parameters:a = 8.57Å, b = 8.77Å, c = 6.27Å
Ratio:a:b:c = 0.977 : 1 : 0.715
Unit Cell Volume:V 471.25 ų (Calculated from Unit Cell)

Optical Data of Eveite

Type:Biaxial (+)
RI values: nα = 1.700 nβ = 1.715 nγ = 1.732
2V:Measured: 65° , Calculated: 88°
Maximum Birefringence:δ = 0.032

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

Chemical Properties of Eveite

Formula:
Mn
2+
2
[OH|AsO
 
4
]
Essential elements:As, H, Mn, O
All elements listed in formula:As, H, Mn, O

Relationship of Eveite to other Species

Related to:
  • Olivenite Group
    • Related Minerals - Nickel-Strunz Grouping):
    8.BB.05Amblygonite
    (Li,Na)Al[(F,OH)|PO
     
    4
    		]
    8.BB.05Montebrasite
    LiAl[(OH,F)|PO
     
    4
    		]
    8.BB.05Tavorite
    LiFe
    3+
     
    		[OH|PO
     
    4
    		]
    8.BB.10Triplite
    (Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		[(F,OH)|PO
     
    4
    		]
    8.BB.10Zwieselite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    2
    		[F|PO
     
    4
    		]
    8.BB.10IMA2004-009
    Mg
     
    2
    		[PO
     
    4
    		](OH)
    8.BB.15Sarkinite
    Mn
    2+
    2
    		[OH|AsO
     
    4
    		]
    8.BB.15Triploidite
    (Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    2
    		[OH|PO
     
    4
    		]
    8.BB.15Wagnerite
    (Mg,Fe
    2+
     
    		)
     
    2
    		[F|PO
     
    4
    		]
    8.BB.15Wolfeite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    2
    		[OH|PO
     
    4
    		]
    8.BB.15Stanĕkite
    Fe
    3+
     
    		(Mn
    2+
     
    		,Fe
    2+
     
    		,Mg)[O|PO
     
    4
    		]
    8.BB.15Joosteite
    Mn
    2+
     
    		(Mn
    3+
     
    		,Fe
    3+
     
    		)[PO
     
    4
    		]O
    8.BB.20Holtedahlite
    Mg
     
    2
    		[OH|PO
     
    4
    		]
    8.BB.20Satterlyite
    (Fe
    2+
     
    		,Mg,Fe
    3+
     
    		)
     
    2
    		[(OH,O)|PO
     
    4
    		]
    8.BB.25Althausite
    Mg
     
    2
    		[(OH,F)|PO
     
    4
    		]
    8.BB.30Adamite
    Zn
     
    2
    		(AsO
     
    4
    		)(OH)
    8.BB.30Libethenite
    Cu
     
    2
    		[OH|PO
     
    4
    		]
    8.BB.30Olivenite
    Cu
     
    2
    		[OH|AsO
     
    4
    		]
    8.BB.30Zincolibethenite
    CuZnPO
     
    4
    		OH
    8.BB.30Zincolivenite
    CuZn(AsO
     
    4
    		)(OH)
    8.BB.35Paradamite
    Zn
     
    2
    		[OH|AsO
     
    4
    		]
    8.BB.35Tarbuttite
    Zn
     
    2
    		[OH|PO
     
    4
    		]
    8.BB.40Barbosalite
    Fe
    2+
     
    		Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    8.BB.40Hentschelite
    CuFe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    8.BB.40Lazulite
    (Mg,Fe
    2+
     
    		)Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    8.BB.40Scorzalite
    (Fe
    2+
     
    		,Mg)Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    8.BB.40Wilhelmkleinite
    ZnFe
    3+
    2
    		[OH|AsO
     
    4
    		]
     
    2
    8.BB.45Trolleite
    Al
     
    4
    		[OH|PO
     
    4
    		]
     
    3
    8.BB.50Namibite
    Cu(BiO)
     
    2
    		(VO
     
    4
    		)(OH)
    8.BB.55Phosphoellenbergerite
    Mg
     
    14
    		[(OH)
     
    6
    		|(HPO
     
    4
    		,CO
     
    3
    		)
     
    2
    		|(PO
     
    4
    		)
     
    6
    		]
    8.BB.60Urusovite
    Cu[AlAsO
     
    5
    		]
    8.BB.65Theoparacelsite
    Cu
     
    3
    		[(OH)
     
    2
    		|As
     
    2
    		O
     
    7
    		]
    8.BB.70Turanite
    Cu
     
    5
    		[(OH)
     
    2
    		|VO
     
    4
    		]
     
    2
    8.BB.75Stoiberite
    Cu
     
    5
    		[O
     
    2
    		|(VO
     
    4
    		)
     
    2
    		]
    8.BB.80Fingerite
    Cu
     
    11
    		[O
     
    2
    		|(VO
     
    4
    		)
     
    6
    		]
    8.BB.85Averievite
    Cu
     
    6
    		[O
     
    2
    		|Cl
     
    2
    		|(VO
     
    4
    		)
     
    2
    		]
    8.BB.90Lipscombite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    8.BB.90Richellite
    Ca
     
    3
    		Fe
    3+
    10
    		[(OH,F)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		]
     
    4
    		 · nH
     
    2
    		O (not confirmed)
    8.BB.90Zinclipscombite
    ZnFe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    Related Minerals - Hey's Index Grouping:
    20.8.1Sarkinite
    Mn
    2+
    2
    		[OH|AsO
     
    4
    		]
    20.8.3Arsenoclasite
    Mn
    2+
    5
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    20.8.4Flinkite
    Mn
    2+
    2
    		Mn
    3+
     
    		AsO
     
    4
    		(OH)
     
    4
    20.8.5Jarosewichite
    Mn
     
    3
    		MnAsO
     
    4
    		(OH)
     
    6
    20.8.6Allactite
    Mn
    2+
    7
    		(AsO
     
    4
    		)
     
    2
    		(OH)
     
    8
    20.8.7Krautite
    MnHAsO
     
    4
    		·H
     
    2
    		O
    20.8.8Synadelphite
    Mn
    2+
    9
    		[(OH)
     
    9
    		|As
    3+
     
    		O
     
    3
    		|(As
    5+
     
    		O
     
    4
    		)
     
    2
    		] · 2H
     
    2
    		O
    20.8.9Sterlinghillite
    Mn
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·4H
     
    2
    		O
    20.8.10Geigerite
    Mn
     
    5
    		[HAsO
     
    4
    		|AsO
     
    4
    		]
     
    2
    		 · 10H
     
    2
    		O
    20.8.11Akrochordite
    (Mn
    2+
     
    		,Mg)
     
    5
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    		 · 4H
     
    2
    		O
    20.8.12Manganohörnesite
    (Mn,Mg)
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    20.8.13Fluckite
    CaMnH
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·2H
     
    2
    		O
    20.8.14Brandtite
    Ca
     
    2
    		(Mn
    2+
     
    		,Mg)[AsO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    20.8.15Parabrandtite
    Ca
     
    2
    		Mn
    2+
     
    		[AsO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    20.8.16Wallkilldellite-Mn
    Ca
     
    2
    		Mn
    2+
    3
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    		 · 9H
     
    2
    		O
    20.8.17Berzeliite
    NaCa
     
    2
    		(Mg,Mn
    2+
     
    		)
     
    2
    		[AsO
     
    4
    		]
     
    3
    20.8.18Manganberzeliite
    (Ca,Na)
     
    3
    		(Mn
    2+
     
    		,Mg)
     
    2
    		[AsO
     
    4
    		]
     
    3
    20.8.19Magnesiochlorophoenicite
    (Mg,Mn)
     
    3
    		Zn
     
    2
    		(AsO
     
    4
    		)(OH,O)
     
    6
    20.8.20Villyaellenite
    (Mn,Ca,Zn)
     
    5
    		(AsO
     
    4
    		)
     
    2
    		[AsO
     
    3
    		(OH)]
     
    2
    		·4H
     
    2
    		O
    20.8.21Hematolite
    (Mn,Mg,Al)
     
    15
    		(AsO
     
    3
    		)(AsO
     
    4
    		)
     
    2
    		(OH)
     
    23
    20.8.22Grischunite
    NaCa
     
    2
    		Mn
    2+
    5
    		Fe
    3+
     
    		[AsO
     
    4
    		]
     
    6
    		 · 2H
     
    2
    		O

    Other Names for Eveite

    Synonyms:
    IMA1966-047
    German names:
    Eveit
    Russian names:
    Эвеит
    Spanish names:
    Eveita

    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 Eveite

    Reference List:Moore, P. B. (1968): Eveite, Mn2(OH)(AsO4), a new mineral from Langban. Ark. Mineral. Geol., 4, 473-476.

    American Mineralogist: 53: 1841-1845.

    American Mineralogist: 55: 319.

    Internet Links for Eveite

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

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    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.
    Sweden
     
    • Värmland
      • Filipstad
    		American Mineralogist, 55, 319 (1970); Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
    USA
     
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Ogdensburg
            • Sterling Hill
    		Dunn(1995):Pt5:667-668.
    Mineral and/or Locality
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