Maghagendorfite Mineral Data (original) (raw)

General Maghagendorfite Information

Help on Chemical Formula: Chemical Formula:

NaMgMn(Fe++,Fe+++)2(PO4)3

Help on Composition: Composition:

Molecular Weight = 498.84 gm

Sodium 4.61 % Na 6.21 % Na2O

Magnesium 4.87 % Mg 8.08 % MgO

Manganese 11.01 % Mn 14.22 % MnO

Iron 22.39 % Fe 21.60 % FeO / 8.00 % Fe2O3

Phosphorus 18.63 % P 42.68 % P2O5

Oxygen 38.49 % O

______ ______

100.00 % 100.80 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

NaMgMn2+Fe2+1.5Fe3+0.5(PO4)3

Help on IMA Status: IMA Status:

Approved IMA 1979

Help on Locality: Locality:

Dyke Lode, Custer, South Dakota, USA. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named as MAGnesium hagendorfite.

Help on Name Pronunciation: Name Pronunciation:

Maghagendorfite + Pronunciation Say MAGHAGENDORFITE

Maghagendorfite Image

Click Here for Larger Maghagendorfite Image in a New Browser Window Images:

Click Here for Larger Maghagendorfite Image Maghagendorfite Comments: BSE image of graftonite groundmass (Gft) with microgranules of maghagendorfite (Mhg), triphylite (Trp), ludlamite (Lud), and quartz (Qtz). (CanMin, v46:635). Location: Brissago Granitic Pegmatites, Western Southern Alps, Canton Ticino, Switzerland.Scale: See Image. © Canadian Mineralogist

Maghagendorfite Crystallography

Help on Crystal System: Crystal System:

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

Physical Properties of Maghagendorfite

Help on Cleavage: Cleavage:

{???} Good

Help on Color: Color:

Greenish black.

Help on Hardness: Hardness:

3.5 - Copper Penny

Help on Streak: Streak:

gray green

Optical Properties of Maghagendorfite

Help on Optical Data: Optical Data:

Calculated Properties of Maghagendorfite

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0098038659
Boson Index = 0.9901961341

Help on Photoelectric: Photoelectric:

PEMaghagendorfite = 10.63 barns/electron
U=PEMaghagendorfite x rElectron Density= . barns/cc.

Help on Radioactivity: Radioactivity:

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

Maghagendorfite Classification

Help on Dana Class: Dana Class:

38.02.03.04 (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

Help on Strunz Class: 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 Maghagendorfite Information

Help on References: References:

PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

Help on See Also: See Also:

Links to other databases for Maghagendorfite :
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 Maghagendorfite Specimen Label here :

Maghagendorfite

NaMgMn(Fe++,Fe+++)2(PO4)3
Dana No: 38.02.03.04 Strunz No: 08.AC.10
Locality:

Notes: