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Ferrorosemaryite

Formula:
[]NaFe
2+
 
Fe
3+
 
Al(PO
 
4
)
 
3
System:MonoclinicColour:Dark-green to bronze
Hardness:4


Wyllieite Group. The Fe2+ analogue of Rosemaryite.

Classification of Ferrorosemaryite

IMA status:Approved 2003
Strunz 8th edition ID:7/A.06-45
Nickel-Strunz 10th (pending) edition ID:8.AC.15

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
Dana 7th edition ID:38.2.8.6
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Type Occurrence of Ferrorosemaryite

Type Locality:Rubindi pegmatite, Gatumba District, Western Province, Rwanda
General Appearance of Type Material:Large idiomorphic grains reaching 3 mm, embedded in scorzalite.
Geological Setting of type material:Pegmatite
Associated Minerals at type locality:
TrolleiteTripliteScorzaliteMontebrasiteLacroixite
BrazilianiteBertossaiteAugelite

Physical Properties of Ferrorosemaryite

Lustre:Resinous
Diaphaneity (Transparency):Transparent
Colour:Dark-green to bronze
Streak:Greenish to brownish
Hardness (Mohs):4
Tenacity:Brittle
Cleavage:Perfect
{010} perfect; {.hivin.101} good.
Density (calculated):3.62 g/cm3

Crystallography of Ferrorosemaryite

Crystal System:Monoclinic
Cell Parameters:a = 11.838Å, b = 12.347Å, c = 6.2973Å
β = 114.353°
Ratio:a:b:c = 0.959 : 1 : 0.51
Unit Cell Volume:V 838.54 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
8.10(30)
6.17(50)
5.38(40)
4.05(45)
3.45(65)
3.01(40)
2.693(75)
Comments:[d(in .ANG.)(I)(hkl)]

Optical Data of Ferrorosemaryite

Type:Biaxial (-)
RI values: nα = 1.730 nβ = 1.758 nγ = 1.775
2V:Measured: 82° , Calculated: 75°
Maximum Birefringence:δ = 0.045

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:Strong r = less than v
Pleochroism:Visible
Comments:X = dark green; Z = dark brown

Chemical Properties of Ferrorosemaryite

Formula:
[]NaFe
2+
 
Fe
3+
 
Al(PO
 
4
)
 
3
All elements listed in formula:Al, Fe, Na, O, P

Relationship of Ferrorosemaryite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.AC.05Howardevansite
NaCuFe
 
2
(VO
 
4
)
 
3
8.AC.10Alluaudite
(Na,Ca)Mn
2+
 
(Fe
3+
 
,Mn
2+
 
,Fe
2+
 
,Mg)
 
2
(PO
 
4
)
 
3
8.AC.10Arseniopleite
NaCaMn
2+
 
(Mn
2+
 
,Mg)
 
2
(AsO
 
4
)
 
3
8.AC.10Caryinite
(Na,Pb)(Ca,Na)(Ca,Mn
2+
 
)(Mn
2+
 
,Mg,Fe
3+
 
)
 
2
[AsO
 
4
]
 
3
8.AC.10Ferroalluaudite
(Na,Ca)Fe
2+
 
(Fe
3+
 
,Mn
2+
 
,Fe
2+
 
)
 
2
(PO
 
4
)
 
3
8.AC.10Hagendorfite
NaCaMn
2+
 
Fe
2+
2
(PO
 
4
)
 
3
8.AC.10Johillerite
Na(Mg,Zn)
 
3
Cu[AsO
 
4
]
 
3
8.AC.10Maghagendorfite
NaMn(Mg,Fe,Fe)
 
3
(PO
 
4
)
 
3
8.AC.10Nickenichite
Na
 
0.8
Ca
 
0.4
Cu
 
0.4
(Mg,Fe)
 
3
(AsO
 
4
)
 
3
8.AC.10Varulite
NaCaMn
2+
 
Mn
2+
2
(PO
 
4
)
 
3
8.AC.10Ferrohagendorfite
NaCaFe
2+
 
Fe
2+
2
(PO
 
4
)
 
3
8.AC.10Bradaczekite
NaCu
 
4
(AsO
 
4
)
 
3
8.AC.10Yazganite
NaFe
3+
2
(Mg,Mn
2+
 
)[AsO
 
4
]
 
3
 · H
 
2
O
8.AC.10IMA2008-054
NaCaMn
 
2
(PO
 
4
)[PO
 
3
(OH)]
 
2
8.AC.10IMA2008-064
Na
 
16
Mn
2+
 
 
25
Al
 
8
(PO
 
4
)
 
30
8.AC.15Bobfergusonite
Na
 
2
Mn
 
5
FeAl(PO
 
4
)
 
6
8.AC.15Ferrowyllieite
(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO
 
4
)
 
3
8.AC.15Qingheiite
NaMn
3+
 
Mg(Al,Fe
3+
 
)[PO
 
4
]
 
3
8.AC.15Rosemaryite
(Na,Ca,Mn)(Mn,Fe
2+
 
)(Fe
3+
 
,Mg)Al(PO
 
4
)
 
3
8.AC.15Wyllieite
(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO
 
4
)
 
3
8.AC.20Marićite
NaFe
2+
 
[PO
 
4
]
8.AC.25Berzeliite
NaCa
 
2
(Mg,Mn
2+
 
)
 
2
[AsO
 
4
]
 
3
8.AC.25Manganberzeliite
(Ca,Na)
 
3
(Mn
2+
 
,Mg)
 
2
[AsO
 
4
]
 
3
8.AC.25Palenzonaite
(Ca,Na)
 
3
CaMn
2+
2
[VO
 
4
]
 
3
8.AC.25Schäferite
Ca
 
2
NaMg
 
2
[VO
 
4
]
 
3
8.AC.30Brianite
Na
 
2
CaMg[PO
 
4
]
 
2
8.AC.35Vitusite-(Ce)
Na
 
3
(Ce,La,Nd)(PO
 
4
)
 
2
8.AC.40Olgite
Ba(NaSr)
 
2
Na[PO
 
4
]
 
2
8.AC.40Bario-olgite
Ba(Na,Sr,REE)
 
2
Na[PO
 
4
]
 
2
8.AC.45Strontiowhitlockite
Sr
 
9
Mg[PO
 
4
]
 
6
[HPO
 
4
]
8.AC.45Whitlockite
Ca
 
9
Mg[PO
 
3
OH][PO
 
4
]
 
6
8.AC.45Merrillite
Ca
 
18
Na
 
2
Mg
2+
2
[PO
 
4
]
 
14
8.AC.45Tuite
Ca
 
3
[PO
 
4
]
 
2
8.AC.45Ferromerrillite
Ca
 
9
Fe
2+
 
Na[PO
 
4
]
 
7
8.AC.45Bobdownsite
Ca
 
9
Mg(PO
 
3
F)(PO
 
4
)
 
6
8.AC.50Chladniite
{Ca}{Na
 
8
}{Ca
 
4
Na
 
4
}{(Mg,Fe
2+
 
)
 
43
}[PO
 
4
]
 
36
8.AC.50Fillowite
{Mn
2+
 
}{Na
 
8
}{Ca
 
4
Na
 
4
}{(Mn
2+
 
,Fe
2+
 
)
 
43
}[PO
 
4
]
 
36
8.AC.50Johnsomervilleite
{Ca}{Na
 
6
[ ]
 
2
}{Ca
 
6
Na
 
2
}{(Fe
2+
 
,Mg,Mn
2+
 
)
 
43
}[PO
 
4
]
 
36
8.AC.50Galileiite
{Fe
2+
 
}{Na
 
8
}{Fe
2+
4
Na
 
4
}{Fe
2+
43
}[PO
 
4
]
 
36
8.AC.50Stornesite-(Y)
{(Y, Ca)}{Na
 
6
[ ]
 
2
}{(Ca,Na)
 
8
}{(Mg,Fe
2+
 
)
 
43
}[PO
 
4
]
 
36
8.AC.50Xenophyllite
Na
 
4
Fe
2+
7
[PO
 
4
]
 
6
8.AC.55Harrisonite
Ca(Fe
2+
 
,Mg)
 
6
[PO
 
4
|SiO
 
4
]
 
2
8.AC.60Kosnarite
KZr
 
2
(PO
 
4
)
 
3
8.AC.65Panethite
(Na,Ca)
 
2
(Mg,Fe
2+
 
)
 
2
[PO
 
4
]
 
2
8.AC.70Stanfieldite
Ca
 
7
Ca
 
2
Mg
 
9
[PO
 
4
]
 
12
8.AC.75Ronneburgite
K
 
2
MnV
 
4
O
 
12
8.AC.80Tillmannsite
(Ag
 
3
Hg)[(VO
 
4
, AsO
 
4
)]
8.AC.85Filatovite
K[(Al,Zn)
 
2
(As,Si)
 
2
O
 
8
]
Related Minerals - Dana Grouping):

- +
38.2.8.1Ferrowyllieite
(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO
 
4
)
 
3
38.2.8.2Wyllieite
(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO
 
4
)
 
3
38.2.8.3Rosemaryite
(Na,Ca,Mn)(Mn,Fe
2+
 
)(Fe
3+
 
,Mg)Al(PO
 
4
)
 
3
38.2.8.4Qingheiite
NaMn
3+
 
Mg(Al,Fe
3+
 
)[PO
 
4
]
 
3

Other Names for Ferrorosemaryite

Synonyms:
IMA2003-063
Other Languages:
Russian:Ферророземариит

Other Information

Fluorescence in UV light:None.
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 Ferrorosemaryite

Reference List:Hatert, F., Lefevre, P., Fransolet, A.-M., Spirlet, M.-R., Rebbouh, L., Fontan, F., and Keller, P. (2005)Ferrorosemaryite, NaFe 2+ Fe 3+ Al(PO4)3, a new phosphate mineral from the Rubindi pegmatite, Rwanda. European Journal of Mineralogy: 17(5): 749-759.

Internet Links for Ferrorosemaryite

Search Engines:
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  • Look for Ferrorosemaryite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Ferrorosemaryite in the Natural History Museum (London) online catalogue
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    Localities for Ferrorosemaryite

    (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.
    Rwanda
     
    • Western Province
      • Gatumba District
    		European Journal of Mineralogy: 17(5): 749-759.
    Mineral and/or Locality
    Google
     
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