Hagendorfite Mineral Data

Hagendorfite Mineral Data +

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General Hagendorfite Information

Chemical Formula:

NaCaMn(Fe++,Fe+++,Mg)2(PO4)3

Composition:

Molecular Weight = 501.07 gm

Sodium 6.42 % Na 8.66 % Na₂O

Calcium 0.80 % Ca 1.12 % CaO

Magnesium 0.49 % Mg 0.80 % MgO

Manganese 14.25 % Mn 18.40 % MnO

Iron 21.18 % Fe 15.77 % FeO / 12.75 % Fe₂O₃

Phosphorus 18.54 % P 42.49 % P₂O₅

Oxygen 38.32 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Na_1.4Ca_0.1Mn²⁺_1.3Fe²⁺_1.1Fe³⁺_0.8Mg_0.1(PO₄)₃

Environment:

Complex granite pegmatites, in phosphatic nodules in shale.

IMA Status:

Valid Species (Pre-IMA) 1954

Locality:

Hagendorf, Bavaria, Germany. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Hagendorfite Image

Images:

Hagendorfite

Comments: Greenish-black massive hagendorfite.
Location: Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Waidhaus, Vohenstrau?, Oberpfalz, Bavaria, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Hagendorfite Crystallography

Axial Ratios:

a:b:c =0.8681:1:0.5178

Cell Dimensions:

a = 10.93, b = 12.59, c = 6.52, Z = 4; beta = 97.98° V = 888.52 Den(Calc)= 3.75

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: I 2₁/a

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.686(1), 2.593(0.75), 3.42(0.6),

Crystal Structure:

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Redhammer G J , Tippelt G , Bernroider M , Lottermoser W , Amthauer G , Roth G , European Journal of Mineralogy , 17 (2005) p.915-932, Hagendorfite (Na,Ca)MnFe2(PO4)3 from type locality Hagendorf (Bavaria, Germany):, Crystal structure determination and 57Fe Mossbauer spectroscopy, Locality: Hagendorf, Bavaria, Germany, Note: alluaudite structure, Sample: T = 100K

View Additional jPOWD Structure files for Hagendorfite
[1]

Physical Properties of Hagendorfite

Cleavage:

[001] Good, [110] Poor

Color:

Greenish black.

Density:

3.71

Diaphaniety:

Translucent

Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Hardness:

3.5 - Copper Penny

Streak:

gray green

Optical Properties of Hagendorfite

Optical Data:

Biaxial (-), a=1.735, b=1.742, g=1.745, bire=0.0100, 2V(Calc)=66, 2V(Meas)=68. Dispersion r > v.

Pleochroism (x):

yellowish brown.

Pleochroism (y):

green.

Pleochroism (z):

bluish green.

Calculated Properties of Hagendorfite

Electron Density:

r_electron=3.61 gm/cc
note: r_Hagendorfite=3.75 gm/cc.

Fermion Index

Fermion Index = 0.00516
Boson Index = 0.99484

Photoelectric:

PE_Hagendorfite= 11.15 barns/electron
U=PE_Hagendorfite x r_electron= 40.30 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Hagendorfite is Not Radioactive

Hagendorfite Classification

Dana Class:

38.2.3.2 (38)Anhydrous Phosphates, etc

(38.2)(A+ B++)5 (XO4)3

(38.2.3)Alluaudite-Wyllieite Group (Alluaudite Subgroup)

38.2.3.1 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 2₁/a 2/m

38.2.3.2 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 2₁/a 2/m

38.2.3.3 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m

38.2.3.4 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 2₁/a 2/m

38.2.3.5 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m

38.2.3.6 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m

38.2.3.7 Odanielite Na(Zn,Mg)3H2(AsO4)3 C 2/c 2/m

38.2.3.8 Johillerite Na(Mg,Zn)3Cu(AsO4)3 I2/c 2/m

38.2.3.9 Nickenichite Na0,8Ca0,4(Mg,Fe,Al)3Cu0,4(AsO4)3 C 2/c 2/m

38.2.3.10 Yazganite! NaFe2(Mg,Mn)(AsO4)3·H2O C 2/c 2/m

Strunz Class:

VII/A.06-90 VII - Phosphates, Arsenates and Vanadates

VII/A - Waterfree phosphates [PO4]3- without unfamiliar anions, cations of medium and big size: Mg, Mn,Fe, Cu, Zn, and Ca, Na

VII/A.06 - Alluaudite- Hagendorfite group

VII/A.06-10 Qingheiite Na2(Mn,Mg,Fe)(Al,Fe)(PO4)3 P 2₁/n 2/m

VII/A.06-20 Bobfergusonite Na2Mn5FeAl(PO4)6 P 2₁/n 2/m

VII/A.06-30 Ferrowyllieite (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3 P 2₁/n 2/m

VII/A.06-40 Wyllieite (Na,Ca,Mn)(Mn,Fe)(Fe,Fe,Mg)Al(PO4)3 P 2₁/n 2/m

VII/A.06-50 Rosemaryite (Na,Ca,Mn)(Mn,Fe)(Fe,Fe,Mg)Al(PO4)3 P 2₁/n 2/m

VII/A.06-60 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m

VII/A.06-70 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m

VII/A.06-80 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 2₁/a 2/m

VII/A.06-85 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 2₁/a 2/m

VII/A.06-90 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 2₁/a 2/m

VII/A.06-100 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m

VII/A.06-110 Arseniopleite (Ca,Na)(Na,Pb)Mn(Mn,Mg,Fe)2(AsO4)3 I2/a 2/m

VII/A.06-120 Caryinite (Na,Pb)(Ca,Na)(Ca,Mn)(Mn,Mg)2(AsO4)3 I2/c 2/m

Other Hagendorfite Information

References:

NAME( AntBidBlaNic4) PHYS. PROP.(AntBidBlaNic4) OPTIC PROP.(AntBidBlaNic4)

See Also:

Links to other databases for Hagendorfite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris

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Print or Cut-and-Paste your Hagendorfite Specimen Label here :

Hagendorfite

NaCaMn(Fe++,Fe+++,Mg)2(PO4)3
Dana No: 38.2.3.2 Strunz No: VII/A.06-90
Locality:

Notes: