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Axinite-(Mn)

Big Photo

Bor Pit (Boron Pit; Bor Quarry), Dal'negorsk (Dalnegorsk), Primorskiy Kray, Far-Eastern Region, Russia
© John Sobolewski

Show Axinite-(Mn) Photos (28)
Formula:
Ca
 
2
Mn
2+
 
Al
 
2
[OH|BSi
 
4
O
 
15
]
System:TriclinicColour:Brown, golden-yellow
Hardness:6½ - 7


Axinite Group. Axinite-(Fe)-Axinite-(Mn) Series, and the Axinite-(Mn)-Tinzenite Series. The Mn2+ analogue of Axinite-(Fe) and Axinite-(Mg).

Classification of Axinite-(Mn)

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/E.06-30
Nickel-Strunz 10th (pending) edition ID:9.BD.20

9 : SILICATES (Germanates)
B : Sorosilicates
D : Si2O7 groups, with additional anions; cations in tetrahedral [4] and greater coordination
Dana 8th edition ID:56.2.2.3

56 : SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
2 : Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Hey's CIM Ref.:17.5.40

17 : Silicates Containing other Anions
5 : Borosilicates
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Type Occurrence of Axinite-(Mn)

Type Locality:Harz Mts, Lower Saxony, Germany
Year of Discovery:1909

Physical Properties of Axinite-(Mn)

Lustre:Vitreous
Colour:Brown, golden-yellow
Streak:White
Hardness (Mohs):6½ - 7

Crystallography of Axinite-(Mn)

Crystal System:Triclinic
Cell Parameters:a = 7.16Å, b = 9.19Å, c = 8.97Å
α = 88.26°, β = 82.8°, γ = 77.26°
Ratio:a:b:c = 0.779 : 1 : 0.976
Unit Cell Volume:V 571.16 ų (Calculated from Unit Cell)
Structure
  Reference
Andreozzi G B Lucchesi S Graziani G Russo U (2004) Site distribution of Fe2+ and Fe3+ in axinite mineral group: New crystal-chemical formula Sample 47. American Mineralogist 89:1763-1771.

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More Crystal Structures
Click here to view more crystal structures at the American Mineralogist Crystal Structure Database

Optical Data of Axinite-(Mn)

Type:Biaxial (-)
RI values: nα = 1.672 - 1.693 nβ = 1.677 - 1.701 nγ = 1.681 - 1.704
2V:Measured: 69° to 87°, Calculated: 62° to 82°
Maximum Birefringence:δ = 0.009 - 0.011

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

Chemical Properties of Axinite-(Mn)

Formula:
Ca
 
2
Mn
2+
 
Al
 
2
[OH|BSi
 
4
O
 
15
]
Essential elements:Al, B, Ca, H, Mn, O, Si
All elements listed in formula:Al, B, Ca, H, Mn, O, Si
Common Impurities:Ti,Fe,Mg,Na,K,H2O

Relationship of Axinite-(Mn) to other Species

Series:Forms a series with Tinzenite (see here)
Forms a series with Axinite-(Fe) (see here)
Related to:
  • Axinite Group
    • Related Minerals - Nickel-Strunz Grouping):
    9.BD.05Bertrandite
    Be
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
    9.BD.10Hemimorphite
    Zn
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		] · H
     
    2
    		O
    9.BD.15Junitoite
    CaZn
     
    2
    		[Si
     
    2
    		O
     
    7
    		] · H
     
    2
    		O
    9.BD.20Axinite-(Fe)
    Ca
     
    2
    		Fe
    2+
     
    		Al
     
    2
    		[OH|BSi
     
    4
    		O
     
    15
    		]
    9.BD.20Axinite-(Mg)
    Ca
     
    2
    		MgAl
     
    2
    		[OH|BSi
     
    4
    		O
     
    15
    		]
    9.BD.20Tinzenite
    (Ca,Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    3
    		Al
     
    2
    		[OH|BSi
     
    4
    		O
     
    15
    		]
    9.BD.25Vistepite
    SnMn
     
    4
    		B
     
    2
    		Si
     
    4
    		O
     
    16
    		(OH)
     
    2
    9.BD.30Boralsilite
    Al
     
    16
    		B
     
    6
    		Si
     
    2
    		O
     
    27
    9.BD.35Werdingite
    (Mg,Fe)
     
    2
    		Al
     
    14
    		Si
     
    4
    		B
     
    4
    		O
     
    37
    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
    		]
    17.5.30Uvite
    [Ca][(Mg,Fe
    2+
     
    		)
     
    3
    		][MgAl
     
    5
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    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
    17.5.41Axinite
    (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

    Other Names for Axinite-(Mn)

    Synonyms:
    ManganaxiniteManganseverginiteManganseveringiteSeverginite
    Esperanto names:
    Manganaksinito
    German names:
    ManganaxinitManganseverginitManganseveringitSeverginitSewerginit
    Russian names:
    Аксинит-(Mn)
    Spanish names:
    ManganaxinitaManganseverginitaManganseveringitaSeverginita

    Other Information

    Fluorescence in UV light:Magenta-red (SW UV) (Franklin, NJ massive material only).
    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 Axinite-(Mn)

    Reference List:American Mineralogist (1968): 53: 1407-1411.

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

    Internet Links for Axinite-(Mn)

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

    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
     
    • New South Wales
      • Yancowinna Co.
    		Birch BH Book
    Canada
     
    • Ontario
      • Hastings Co.
        • Marmora Township
    		Dana's New Mineralogy
    France
     
    • Rhône-Alpes
      • Isère
        • Bourg d'Oisans
          • St Christophe-en-Oisans
    Germany
     
    • Lower Saxony
    		AM 64 (1979), 635; HB2/2 (1995)
    Ireland
     
    • Co. Monaghan
      • Calliagh
    		No reference listed
    Italy
     
    • Liguria
      • Genova Province
        • Ne
          • Graveglia Valley
    		Redazionale (2005): Sistematica ligure: resoconto 2005. Notiziario di Mineralogia del Ferrania Club, 19 , 3-5.
    Antofilli, Borgo, Palenzona, 1985. I nostri minerali. Geologia e mineralogia in Liguria. Edizioni Melita, La Spezia.
            • Reppia
    		Redazione (2005): Sistematica ligure: resoconto 2005. Notiziario di Mineralogia Ferrania Club, 19, 3-5.
    • Sardinia
      • Olbia-Tempio Pausania Province
        • Calangianus
    		Tanca, G.A., Gamboni, A., Mamberti, M. & Mascia, S. (2007) – Furru e Conca, Massiccio granitico del Monte Limbara, Calangianus, Olbia-Tempio Pausania - Rivista Mineralogica Italiana, Milano. 31,4,pp.274-281.
    Japan
     
    • Honshu Island
      • Kanto Region
        • Saitama Prefecture
    		H. Momoi (1964) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 39-63.
    • Kyushu Island
      • Oita prefecture
        • Ono-gun
    		Fluorite: The Collector's Choice. Extra Lapis English No. 9
    • Nansei Archipelago
      • Kagoshima Prefecture
        • Amami-Oshima Island
    		Momoi, H. (1964) Mem. Fac. Sci., Kyushu University, Series D, Geology, 15, #1, 73-78.
    • Shikoku Island
      • Kochi Prefecture
        • Outoyo (Ohtoyo)
    Kazakhstan
     
    • Atasu - Karazhal - Zhayrem area
    		Kayupova, M.M. (1965) Doklady of the Academy of Sciences U.S.S.R., Earth Science sections, 163, 97-100.
    Madagascar
     
    • Antananarivo Province
      • Vakinankaratra Region (Betafo - Antsirabé region)
        • Sahatany Pegmatite Field (Mt Bity (Ibity) area)
          • Sahatany Valley
    		Identified at MGM, Oslo 1998.
    New Zealand
     
    • South Island
      • Canterbury
    		Journal of Metamorphic Geology Number 2: 103 - 266 (1996)
      • Otago
        • Dunedin
    		Railton, G.L. & Watters, W.A., Minerals of New Zealand, New Zealand Geological Survey Bull. #104 (1990).
    Norway
     
    • Oslo
      • Årvoll (Årvold; Aarvold)
    		Neumann, H. 1985: The minerals of Norway. Nor.geol.unders. Skr.68. 1-278
    Peru
     
    • Ancash Department
      • Bolognesi Province
    		Min. Rec. 28, no. 4 (1997)
    Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.
    • La Libertad Department
      • Santiago de Chuco Province
        • Quiruvilca District
    		Min.Rec. 28, #4 (1997)
    • Lima Department
      • Oyon Province
    		No reference listed
    Russia
     
    • Far-Eastern Region
      • Primorskiy Kray
        • Dal'negorsk (Dalnegorsk)
    		[MinRec 32:9]
    [MinRec 32:9]
    [MinRec 32:9]
    [MinRec 32:9]
          • Karadubsky ore field
    		[MinRec 32:9]
    [MinRec 32:9]
    [MinRec 32:9]
    [MinRec 32:9]
    Slovakia
     
    • Košice Region
      • Eastern Slovenské Rudohorie Mts
        • Gemerská Poloma
          • Šramky
    		Ozdin D., Volek M., Števko M., 2006: Study of hydrotermal veins with axinites from the Western Carpathians. Acta Miner.-Petrograph.,Abstract Series 5, Szeged, p.87
    Sweden
     
    • Södermanland
      • Haninge
    		No reference listed
    • Värmland
      • Filipstad
        • Nordmark
    USA
     
    • Arizona
      • Graham Co.
        • Santa Teresa Mts
          • Aravaipa District
            • Landsman Camp (Landsman group)
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 288; Reiter, B.E. (1981), Controls on lead-zinc skarn mineralization, Iron Cap mine area, Aravaipa district, Graham Co., AZ, in C. Stone and J.P. Jenney (editors), AZ Geol. Soc. Digest: 13: 117-125.
      • Pima Co.
        • Tohono O'odom (Papago) Indian Reservation
          • Comobabi Mts
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 179, 288; Bideaux, R.A., et al (1960), Some new occurrences of minerals of Arizona, AZ Geol. Soc. Digest: 3: 53-56.
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 328; Bideaux, R.A., et al (1960), Some new occurrences of minerals of AZ, AZ Geol. Soc. Digest: 3: 53-56.
    • California
      • El Dorado Co.
        • Fairplay District
    		www.mineralsocal.org
      • San Bernardino Co.
        • Holcomb Valley
          • Fawnskin
    		Rocks & Min.:61:33-34.
      • San Diego Co.
        • Ramona District
    		[Foord et al, 1989 - "Mineralogy and paragenesis of the Little Three mine pegmatites", Mineralogical Record 20 101-127]
    • Maine
      • Sagadahoc Co.
        • Phippsburg
    • Nevada
      • Mineral Co.
    		NBMG Spec. Pub. 31 Minerals of Nevada
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    		Palache(1935):16 & 100; Dunn(1995):Pt1:133 & Pt3:417.
          • Ogdensburg
            • Sterling Hill
    		Dunn(1995):Pt3:418.
    Leonard S.Wiener and Sigrid Ballew,1995, Updated by Kenny Gay,2006, A Listing Of North Carolina Minerals,Geologic Note No.4
      • Mitchell Co.
        • Spruce Pine District
          • Spruce Pine
    		Mineral Data Publishing,Version #1, 2001-2005
    • Pennsylvania
      • Northampton Co.
        • Hanover Township
          • Campbell's Hump (Quaker Hill)
    		Smith, R. C., 1978, The Mineralogy of Pennsylvania 1966 - 1975
    Smith, R. C. II, 1978, The Mineralogy of Pennsylvania 1966 - 1975
    Mineral and/or Locality
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