Bjarebyite (original) (raw)
A valid IMA mineral species
About BjarebyiteHide
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Formula:
(Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3
Specific Gravity:
3.90 - 3.95
Crystal System:
Monoclinic
Name:
Named in 1973 by Paulus B. Moore, Dennis H. Lund, and K. L. Keester in honor of Alfred Gunnar Bjareby [February 11, 1899, Forslovsholm, Sweden - June 1967 Boston, Massachusetts, USA], Swedish-American artist and noted mineral collector.
This page provides mineralogical data about Bjarebyite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:692:1
ddf4794a-f545-45d9-b205-01def0a3f36c
IMA Classification of BjarebyiteHide
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IMA Formula:
BaMn2+2Al2(PO4)3(OH)3
Type description reference:
Moore, Paul B., Lund, Dennis H., Keester, Kenneth L. (1973) Bjarebyite, (Ba,Sr)(Mn,Fe,Mg)2Al2(OH)3(PO4)3, a New Species. The Mineralogical Record, 4 (6) 282-285
Classification of BjarebyiteHide
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8.BH.20
8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
H : With medium-sized and large cations, (OH,etc.):RO4 = 1:1
41.9.1.3
41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
9 : (AB)5(XO4)3Zq
19.5.13
19 : Phosphates
5 : Phosphates of Sr and Ba
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 |
|---|---|---|
| Bj | 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 BjarebyiteHide
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Cleavage:
Perfect
{010} and {100}
Density:
3.90 - 3.95 g/cm3 (Measured) 3.97(5) g/cm3 (Calculated)
Optical Data of BjarebyiteHide
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RI values:
_n_α = 1.692 - 1.724 _n_β = 1.695 - 1.727 _n_γ = 1.710 - 1.749
2V:
Measured: 35° , Calculated: 50°
δ = 0.018 - 0.025
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Dispersion:
weak to distinct
Optical Extinction:
Y = b, Z ∧ c = 7–8°.
Comments:
Weak, grayish tan to pale yellow-green; also strong, X = colorless to pale brownish yellow; Y = brownish green; Z = apple-green or olive-green.
Chemistry of BjarebyiteHide
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Mindat Formula:
(Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3
Chemical AnalysisHide
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Crystallography of BjarebyiteHide
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Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 8.930(14) Å, b = 12.073(24) Å, c = 4.917(9) Å
β = 100.15(13)°
Ratio:
a:b:c = 0.74 : 1 : 0.407
Unit Cell V:
521.81 ų (Calculated from Unit Cell)
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0000407 | Bjarebyite | Moore P B, Araki T (1974) Bjarebyite, Ba(Mn,Fe)2Al2(OH)3[PO4]3: Its atomic arrangement American Mineralogist 59 567-572 |  |
1974 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.090 Å | (10) |
| 8.81 Å | (7) |
| 2.681 Å | (7) |
| 1.495 Å | (5) |
| 4.97 Å | (4) |
| 4.47 Å | (4) |
| 2.910 Å | (4) |
Geological EnvironmentHide
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Type Occurrence of BjarebyiteHide
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General Appearance of Type Material:
As multiply-faceted, steeply-terminated, spearhead-shaped crystals, to 3 mm.
Place of Conservation of Type Material:
Geological Setting of Type Material:
Late stage reaction product of triphylite and amblygonite in complex granite pegmatites.
Associated Minerals at Type Locality:
Reference:
Moore, P.B., Lund, D.H., and Keester, K.L. (1973) Bjarebyite, (Ba,Sr)(Mn,Fe,Mg)2Al2(OH)3(PO4)3, a new species. The Mineralogical Record: 4: 282-285.
Synonyms of BjarebyiteHide
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Other Language Names for BjarebyiteHide
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Relationship of Bjarebyite to other SpeciesHide
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Other Members of this group:
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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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 | 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.60 | Attakolite | CaMn2+Al4(SiO3OH)(PO4)3(OH)4 | Mon. 2/m : _B_2/m |
| 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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Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for BjarebyiteHide
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References for BjarebyiteHide
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Reference List:
Moore, Paul B., Lund, Dennis H., Keester, Kenneth L. (1973) Bjarebyite, (Ba,Sr)(Mn,Fe,Mg)2Al2(OH)3(PO4)3, a New Species. The Mineralogical Record, 4 (6) 282-285
Localities for BjarebyiteHide
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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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