Hagendorfite Mineral Data

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.

Name Pronunciation:

Hagendorfite + Pronunciation

Hagendorfite Image

Images:

Hagendorfite

Comments: Greenish-black massive hagendorfite.
Location: Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Waidhaus, VohenstrauÃŸ, 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 - Prismatic H-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),

Physical Properties of Hagendorfite

Cleavage:

{001} Good, {110} Poor

Color:

Greenish black.

Density:

3.71

Diaphaneity:

Translucent

Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Hardness:

3.5 - Copper Penny

Streak:

gray green

Optical Properties of Hagendorfite

Gladstone-Dale:

CI meas= 0.023 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.033 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1975,KPDmeas= 0.1996,KC= 0.2042
Ncalc = 1.76 - 1.77

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:

Bulk Density (Electron Density)=3.58 gm/cc
note: Specific Gravity of Hagendorfite =3.71 gm/cc.

Fermion Index:

Fermion Index = 0.0051692391
Boson Index = 0.9948307609

Photoelectric:

PE_Hagendorfite= 11.15 barns/electron
U=PE_Hagendorfite x rElectron Density= 39.87 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hagendorfite is Not Radioactive

Hagendorfite Classification

Dana Class:

38.02.03.02 (38)Anhydrous Phosphates, etc

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

(38.02.03)Alluaudite-Wyllieite Group (Alluaudite Subgroup)

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

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

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

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

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

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

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

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

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

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

38.02.03.11 IMA2008-054! NaCaMn2(PO4)[PO3(OH)]2 C 2/c 2/m

38.02.03.12 IMA2008-064! Na16Mn25Al8(PO4)30 Pc m

Strunz Class:

08.AC.10 08 - PHOSPHATES, ARSENATES, VANADATES

08.A - Phosphates, etc. without additional anions, without H2O

08.AC -With medium-sized and large cations

08.AC.10 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m

08.AC.10 Arseniopleite (Ca,Na)(Na,Pb)Mn(Mn,Mg,Fe)2(AsO4)3 I2/a 2/m

08.AC.10 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 2₁/a 2/m

08.AC.10 Caryinite (Na,Pb)(Ca,Na)(Ca,Mn)(Mn,Mg)2(AsO4)3 I2/c 2/m

08.AC.10 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 2₁/a 2/m

08.AC.10 Johillerite Na(Mg,Zn)3Cu(AsO4)3 I2/c 2/m

08.AC.10 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m

08.AC.10 Odanielite Na(Zn,Mg)3H2(AsO4)3 C 2/c 2/m

08.AC.10 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 2₁/a 2/m

08.AC.10 Nickenichite Na0,8Ca0,4(Mg,Fe,Al)3Cu0,4(AsO4)3 C 2/c 2/m

08.AC.10 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m

08.AC.10 Bradaczekite! NaCu4(AsO4)3 C 2/c 2/m

08.AC.10 Yazganite! NaFe2(Mg,Mn)(AsO4)3•H2O C 2/c 2/m

08.AC.10 IMA2008-054! NaCaMn2(PO4)[PO3(OH)]2 C 2/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 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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

Hagendorfite

NaCaMn(Fe++,Fe+++,Mg)2(PO4)3
Dana No: 38.02.03.02 Strunz No: 08.AC.10
Locality:

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