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Stracherite

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Formula:
BaCa6(SiO4)2[(PO4)(CO3)]2F
Crystal System:
Trigonal
Name:
The mineral name honors Prof. dr. Glenn Stracher of the East Georgia State College, the world famous specialist in the field of geology associated with fossil fuel fires.
Isostructural with:
The first carbonate-bearing member of the group. Unique combination of elements.


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Classification of StracheriteHide

Approved, Pending publication
Approval Year:
2017

Chemical Properties of StracheriteHide

Formula:
BaCa6(SiO4)2[(PO4)(CO3)]2F

Crystallography of StracheriteHide

Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
R3m
Setting:
R3m
Cell Parameters:
a = 7.0877(5) Å, c = 25.201(2) Å
Ratio:
a:c = 1 : 3.556
Unit Cell V:
1,096.37 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.544(66)
3.265(39)
3.105(43)
3.047(82)
2.800(42)
2.709(100)
1.948(36)
1.772(54)

Type Occurrence of StracheriteHide

Place of Conservation of Type Material:
Collections of the Fersman Mineralogical Museum, Leninskiy pr., 18/к2, 115162 Moscow, Russia (catalogue number 4957/1)

Synonyms of StracheriteHide

Relationship of Stracherite to other SpeciesHide

Other Members of this group:
AraditeBaCa6[(SiO4)(VO4)](VO4)2FTrig. 3m : R3m
AriegilatiteBaCa12(SiO4)4(PO4)2F2OTrig. 3m (3 2/m) : R3m
DargaiteBaCa12(SiO4)4(SO4)2O3Trig. 3m : R3m
NabimusaiteKCa12(SiO4)4(SO4)2O2FTrig. 3m (3 2/m)
ZadoviteBaCa6[(SiO4)(PO4)](PO4)2FTrig. 3m : R3m

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 StracheriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Galuskin, E.V., Krüger, B., Galuskina, I.O., Krüger, H., Vapnik, Y., Pauluhn, A., Olieric, V. (2017) Stracherite, IMA 2016-098. CNMNC Newsletter No. 36, April 2017, page 404; Mineralogical Magazine: 81: 403–409; http://forum.amiminerals.it/viewtopic.php?f=5&t=13630 (2017)

Internet Links for StracheriteHide

Localities for StracheriteHide

ⓘ - 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.
Israel (TL)
 
  • Negev
Galuskin, E.V., Krüger, B., Galuskina, I.O., Krüger, H., Vapnik, Y., Pauluhn, A., Olieric, V. (2017) Stracherite, IMA 2016-098. CNMNC Newsletter No. 36, April 2017, page 404; Mineralogical Magazine: 81: 403–409; http://forum.amiminerals.it/viewtopic.php?f=5&t=13630 (2017)
Mineral and/or Locality  
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