Attakolite (original) (raw)

A valid IMA mineral species - grandfathered

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About AttakoliteHide

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Formula:

CaMn2+Al4(SiO3OH)(PO4)3(OH)4

Colour:

Pale red, white to pink

Specific Gravity:

3.09 - 3.23

Crystal System:

Monoclinic

Name:

From the Greek άττακος ("attakos") for "salmon", in allusion to its common colour.

This page provides mineralogical data about Attakolite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:415:4

67477695-4e81-443e-b220-0014d6c04f93

IMA Classification of AttakoliteHide

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Approved, 'Grandfathered' (first described prior to 1959)

IMA status notes:

Redefined by the IMA

IMA Formula:

CaMn2+Al4(HSiO4)(PO4)3(OH)4

Approval history:

Redefined 1992 s.p.: Grice and Dunn (1992).

Type description reference:

Classification of AttakoliteHide

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8.BH.60

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
H : With medium-sized and large cations, (OH,etc.):RO4 = 1:1

43.4.13.1

43 : COMPOUND PHOSPHATES, ETC.
4 : Anhydrous Compound Phosphates, etc·, Containing Hydroxyl or Halogen

19.12.52

19 : Phosphates
12 : Phosphates of Mn

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol Source Reference
Ako IMA–CNMNC Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of AttakoliteHide

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Colour:

Pale red, white to pink

Density:

3.09 - 3.23 g/cm3 (Measured) 3.35 g/cm3 (Calculated)

Optical Data of AttakoliteHide

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RI values:

_n_α = 1.650 - 1.655 _n_β = 1.654 - 1.664 _n_γ = 1.661 - 1.675

2V:

Measured: 75° to 84°, Calculated: 76° to 86°

δ = 0.011 - 0.020

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Dispersion:

r < v to r >> v; strong

Chemistry of AttakoliteHide

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Mindat Formula:

CaMn2+Al4(SiO3OH)(PO4)3(OH)4

Common Impurities:

Pb,Mg,Na,F,Cl,S

Crystallography of AttakoliteHide

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Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Cell Parameters:

a = 17.188(4) Å, b = 11.477(8) Å, c = 7.322(5) Å
β = 113.83(4)°

Ratio:

a:b:c = 1.498 : 1 : 0.638

Morphology:

Massive, indistinctly crystalline.

Twinning:

Possible twin lamellae are observed in thin section.

Comment:

Grice and Dunn (1992)

Crystal StructureHide

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ID Species Reference Link Year Locality Pressure (GPa) Temp (K)
0001542 Attakolite Grice J D, Dunn P J (1992) Attakolite: New data and crystal-structure determination American Mineralogist 77 1285-1291 1992 0 293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
3.09 Å (100)
3.13 Å (80)
4.34 Å (70)
2.97 Å (60)
6.61 Å (40)
5.68 Å (40)
3.51 Å (40)

Geological EnvironmentHide

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Type Occurrence of AttakoliteHide

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General Appearance of Type Material:

Indistinctly crystalline, massive.

Place of Conservation of Type Material:

No designated type specimen.

Reference:

Blomstrand, C.W. (1868) Om Westanå mineralier. Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar: 25: 197-212.

Synonyms of AttakoliteHide

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Other Language Names for AttakoliteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

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8.BH. Crimsonite PbFe3+2(PO4)2(OH)2 Orth. m m m _(_2/_m_2/_m_2/m ) : C c c m
8.BH. Reznitskyite CaMg(VO4)F Mon. 2/m : _B_2/b
8.BH. Cuprozheshengite Pb4CuZn2(AsO4)2(PO4)2(OH)2 Tric. 1 : _P_1
8.BH. Zheshengite Pb4ZnZn2(AsO4)2(PO4)2(OH)2 Tric. 1 : _P_1
8.BH. Peterchinite Zn3Zn2(OH)6As[O3(OH)3] Mon. 2/m : _B_2/m
8.BH.05 Thadeuite Ca(Mg,Fe2+)3(PO4)2(OH,F)2 Orth. 222 : _C_2221
8.BH.10 Durangite NaAl(AsO4)F Mon. 2/m : _B_2/b
8.BH.10 Isokite CaMg(PO4)F Mon. 2/m : _B_2/b
8.BH.10 Lacroixite NaAl(PO4)F Mon. 2/m : _B_2/b
8.BH.10 Maxwellite NaFe3+(AsO4)F Mon. 2/m : _P_2/m
8.BH.10 Panasqueiraite CaMg(PO4)(OH) Mon.
8.BH.10 Kononovite NaMg(SO4)F Mon. 2/m : _B_2/b
8.BH.10 Arsenatrotitanite NaTi(AsO4)O Mon. 2/m : _B_2/b
8.BH.15 Drugmanite Pb2Fe3+(PO4)(PO3OH)(OH)2 Mon. 2/m : _P_21/b
8.BH.20 Bjarebyite (Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Cirrolite Ca3Al2(PO4)3(OH)3 (?)
8.BH.20 Kulanite Ba(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Penikisite Ba(Mg,Fe2+,Ca)2Al2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Perloffite Ba(Mn2+,Fe2+)2Fe3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Johntomaite BaFe2+2Fe3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Bjarebyite Group
8.BH.20 Strontioperloffite SrMn2+2Fe3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Plumboperloffite PbMn2+2Fe3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Nigelcookite PbFe2+2V3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.20 Plumbojohntomaite PbFe2+2Fe3+2(PO4)3(OH)3 Mon. 2/m : _P_21/m
8.BH.25 Bertossaite (Li,Na)2(Ca,Fe2+,Mn2+)Al4(PO4)4(OH,F)4 Orth. m m m _(_2/_m_2/_m_2/m )
8.BH.25 Palermoite (Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4 Orth. m m m _(_2/_m_2/_m_2/m )
8.BH.25 Natropalermoite Na2SrAl4(PO4)4(OH)4 Orth. m m m _(_2/_m_2/_m_2/m )
8.BH.30 Carminite PbFe3+2(AsO4)2(OH)2 Orth. m m m _(_2/_m_2/_m_2/m ) : C c c m
8.BH.30 Sewardite CaFe3+2(AsO4)2(OH)2 Orth. m m m _(_2/_m_2/_m_2/m ) : C c c m
8.BH.35 Adelite CaMg(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Arsendescloizite PbZn(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Austinite CaZn(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Cobaltaustinite CaCo(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Conichalcite CaCu(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Duftite PbCu(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Gabrielsonite PbFe3+(As3+O3)O Orth. m _m_2 : P m _c_21
8.BH.35 Nickelaustinite CaNi(AsO4)(OH) Orth. 222 : _P_212121
8.BH.35 Tangeite CaCu(VO4)(OH) Orth. 222 : _P_212121
8.BH.35 Duftite-alpha PbCu(AsO4)(OH)
8.BH.35 Gottlobite CaMg(VO4)(OH) Orth. 222 : _P_212121
8.BH.35 Hermannroseite CaCu(PO4)(OH) Orth. 222 : _P_212121
8.BH.40 Čechite PbFe2+(VO4)(OH) Orth. m m m _(_2/_m_2/_m_2/m )
8.BH.40 Descloizite PbZn(VO4)(OH) Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
8.BH.40 Mottramite PbCu(VO4)(OH) Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
8.BH.40 Pyrobelonite PbMn2+(VO4)(OH) Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
8.BH.40 Khorixasite (Bi0.67◻0.33)Cu(VO4)(OH) Mon. 2/m : _P_2/m
8.BH.45 Bayldonite PbCu3(AsO4)2(OH)2 Mon. 2/m : _B_2/b
8.BH.45 Vésigniéite BaCu3(VO4)2(OH)2 Mon. 2/m : _B_2/m
8.BH.50 Paganoite NiBi(AsO4)O Tric. 1 : _P_1
8.BH.55 Harrisonite Ca(Fe2+,Mg)6(PO4)2(SiO4)2 Trig. 3_m_ _(_32/m ) : R_3_m
8.BH.55 Jagowerite BaAl2(PO4)2(OH)2 Tric.
8.BH.65 Leningradite PbCu3(VO4)2Cl Orth. m m m _(_2/_m_2/_m_2/m ) : I b a m
8.BH.70 Katiarsite KTiO(AsO4) Orth. m _m_2 : P n _a_21
8.BH.70 Yurgensonite K2SnTiO2(AsO4)2 Orth. m _m_2 : P n _a_21
8.BH.75 Melanarsite K3Cu7Fe3+O4(AsO4)4 Mon. 2/m : _B_2/b
8.BH.80 Moraskoite Na2Mg(PO4)F Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
8.BH.80 Evseevite Na2Mg(AsO4)F Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
8.BH.85 Piccoliite NaCaMn3+2(AsO4)2O(OH) Orth. m m m _(_2/_m_2/_m_2/m ) : P b c m

Other InformationHide

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Notes:

Partially decomposed by acids.

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

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References for AttakoliteHide

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Reference List:

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

Localities for AttakoliteHide

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This 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.

Locality ListHide

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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.

Honduras
Olancho Department Lepaguare District Canaan deposit Mattioli et al. (2014)
Rwanda
Western Province Ngororero District Muhororo Buranga pegmatite Bertossa (1968) +1 other reference
Sweden (TL)
Skåne County Bromölla Näsum Västanå Iron Mine (Westanå Mine) (TL) Blomstrand (1868) +1 other reference