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Strontiohurlbutite

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Formula:
SrBe2(PO4)2
Colour:
light blue
Lustre:
Vitreous
Hardness:
6
Specific Gravity:
3.101 (Calculated)
Crystal System:
Monoclinic
Name:
Named in 2012 by C. Rao, R. Wang, X. Gu, H. Hu, and C. Dong for being the Sr analogue of hurlbutite.
Isostructural with:
Sr-dominant analogue of hurlbutite. Compare minjiangite which is not a true (structural-chemical) but just chemical (Ba) analogue.



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Classification of StrontiohurlbutiteHide

Approved
Approval year:
2012
8.00.

8 : PHOSPHATES, ARSENATES, VANADATES
0 :
0 :

Physical Properties of StrontiohurlbutiteHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
light blue
Hardness:
Tenacity:
Brittle
Cleavage:
None Observed
Density:
3.101 g/cm3 (Calculated)

Optical Data of StrontiohurlbutiteHide

Type:
Biaxial (-)
RI values:
nα = 1.563(2) nβ = 1.569(2) nγ = 1.572(3)
2V:
Measured: 68.5° (5), Calculated: 70°
Max Birefringence:
δ = 0.009
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
weak dispersion, r > v,
Pleochroism:
Non-pleochroic

Chemical Properties of StrontiohurlbutiteHide

Formula:
SrBe2(PO4)2
IMA Formula:
SrBe2(PO4)2

Crystallography of StrontiohurlbutiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 8.426(5) Å, b = 8.998(5) Å, c = 8.005(4) Å
β = 90.05(5)°
Ratio:
a:b:c = 0.936 : 1 : 0.89
Unit Cell V:
606.92 ų (Calculated from Unit Cell)
Z:
4

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0020033StrontiohurlbutiteRao C, Wang R, Hatert F, Gu X, Ottolini L, Hu H, Dong C, Bo F D, Baijot M (2014) Strontiohurlbutite, SrBe2(PO4)2, a new mineral from Nanping No. 31 pegmatite, Fujian Province, Southeastern China American Mineralogist 99 494-4992014Nanping No. 31 pegmatite, Fujian Province, Southeastern China0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.554 Å(100)
3.355 Å(51)
3.073 Å(38)
2.542 Å(67)
2.230 Å(42)
2.215 Å(87)
2.046 Å(54)
1.714 Å(32)

Type Occurrence of StrontiohurlbutiteHide

General Appearance of Type Material:
platy, subhedral-to-anhedral, with a length from 5 mm to 1.5 mm
Place of Conservation of Type Material:
In the collections of the Geological Museum of China,Yangrou Hutong, Xisi, Beijing, People’s Republic of China, catalogue number M11803 Laboratory of Mineralogy, University of Liège, catalog number 20387
Geological Setting of Type Material:
a highly evolved and well-zoned pegmatite
Associated Minerals at Type Locality:

Synonyms of StrontiohurlbutiteHide

Related Minerals - Nickel-Strunz GroupingHide

8.00.UM1997-10-AsO:CaVCa(VO)2(AsO4)2.4H2O
8.00.Mg-FillowiteNa2Ca(Mn2+4Mg2Fe2+)7(PO4)6
8.00.CanutiteNaMn3[AsO4][AsO3(OH)]2Mon. 2/m : B2/b
8.00.GrandaiteSr2Al(AsO4)2(OH)Mon. 2/m : P21/m
8.00.Metauramphite(NH4)2(UO2)2(PO4)2.6H2O

Other InformationHide

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

References for StrontiohurlbutiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Rao, C., Wang, R., Gu, X., Hu, H.and Dong, C. (2012): Strontiohurlbutite, IMA 2012-032. CNMNC Newsletter No. 14, October 2012, page 1285; Mineralogical Magazine, 76, 1281-1288.
Rao, C., Wang, R., Hatert, F., Gu, X., Ottolini, L., Hu, H., ... & Baijot, M. (2014). Strontiohurlbutite, SrBe2 (PO4) 2, a new mineral from Nanping No. 31 pegmatite, Fujian Province, Southeastern China. American Mineralogist, 99(2-3), 494-499.
Fabrice Dal Bo, Frédéric Hatert and Maxime Baijot (2014): Crystal chemistry of synthetic M2+Be2P2O8 (M2+= Ca, Sr, Pb, Ba) beryllophosphates. Canadian Mineralogist 52, 337-350.

Internet Links for StrontiohurlbutiteHide

Localities for StrontiohurlbutiteHide

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

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
China (TL)
 
  • Fujian
    • Nanping
      • Yanping District
        • Nanping pegmatite field
Rao, C., Wang, R., Gu, X., Hu, H.and Dong, C. (2012): Strontiohurlbutite, IMA 2012-032. CNMNC Newsletter No. 14, October 2012, page 1285; Mineralogical Magazine, 76, 1281-1288.; Rao, C., Wang, R. C., Hatert, F., & Baijot, M. (2014). Hydrothermal transformations of triphylite from the Nanping No. 31 pegmatite dyke, southeastern China. European Journal of Mineralogy, 26(1), 179-188.; Rao, C., Wang, R., Yang, Y., Hatert, F., Xia, Q., Yue, X., & Wang, W. (2017). Insights into post-magmatic metasomatism and Li circulation in granitic systems from phosphate minerals of the Nanping No. 31 pegmatite (SE China). Ore Geology Reviews, 91, 864-876.; Rao, C.; Wang, R.-C.; Hatert, F.; Wu, R.-Q.; Wang, Q. (2020) Mineralogy and Geochemistry of Sr-Bearing Phosphates from the Nanping No. 31 Pegmatite (SE China): Implications for Sr Circulation and Post-Magmatic Processes in Granitic Systems. Minerals 10, 541.
 
Mineral and/or Locality  
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