IMPORTANT MESSAGE. We need your support now to keep mindat.org running. Click here to find out why.
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for Educators
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Pabstite

This page kindly sponsored by Michael J Pabst
Hide all sections | Show all sections

About PabstiteHide

Adolf Pabst
Formula:
Ba(Sn,Ti)(Si3O9)
Colour:
Colourless, white
Lustre:
Vitreous
Hardness:
6
Crystal System:
Hexagonal
Member of:
Name:
After Adolf Pabst (1899-1990), American mineralogist.
Benitoite Group. The tin analogue of Benitoite.


Classification of PabstiteHide

Approved
Approval Year:
1964
9.CA.05

9 : SILICATES (Germanates)
C : Cyclosilicates
A : [Si3O9]6- 3-membered single rings (dreier-Einfachringe), without insular complex anions
59.1.1.3

59 : CYCLOSILICATES Three-Membered Rings
1 : Three-Membered Rings, anhydrous, no other anions
14.12.4

14 : Silicates not Containing Aluminum
12 : Silicates of Sn

Physical Properties of PabstiteHide

Vitreous
Colour:
Colourless, white
Hardness:

Optical Data of PabstiteHide

Type:
Uniaxial (-)
RI values:
nω = 1.685 nε = 1.674
Max Birefringence:
δ = 0.011
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Comments:
RI is lower in less titanium rich material. see: Pautov, L. (2003): New Data on Minerals: 38: 15-19.

Chemical Properties of PabstiteHide

Formula:
Ba(Sn,Ti)(Si3O9)
IMA Formula:
BaSnSi3O9

Crystallography of PabstiteHide

Crystal System:
Hexagonal
Cell Parameters:
a = 6.7 Å, c = 9.82 Å
Ratio:
a:c = 1 : 1.466
Unit Cell V:
381.76 ų (Calculated from Unit Cell)

Type Occurrence of PabstiteHide

Synonyms of PabstiteHide

Other Language Names for PabstiteHide

German:Pabstit
Spanish:Pabstita

Relationship of Pabstite to other SpeciesHide

Member of:
Other Members of this group:
BaziriteBaZr(Si3O9)Hex.
BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c
WadeiteK2Zr(Si3O9)Hex.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Tremolite2 photos of Pabstite associated with Tremolite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.CA.05BaziriteBaZr(Si3O9)Hex.
9.CA.05BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c
9.CA.10WadeiteK2Zr(Si3O9)Hex.
9.CA.15CalciocatapleiiteCaZr(Si3O9) · 2H2O
9.CA.15CatapleiiteNa2Zr(Si3O9) · 2H2OMon.
9.CA.20PseudowollastoniteCaSiO3Mon. 2/m : B2/b
9.CA.25MargarosanitePb(Ca,Mn2+)2(Si3O9)Tric. 1 : P1
9.CA.25WalstromiteBaCa2(Si3O9)Tric.
9.CA.30Bobtraillite(Na,Ca)13Sr11(Zr,Y,Nb)14(Si3O9)10(H2BSi2O9)6 · 12H2OTrig. 3m (3 2/m) : P3 1c

Related Minerals - Dana Grouping (8th Ed.)Hide

59.1.1.1BaziriteBaZr(Si3O9)Hex.
59.1.1.2BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c
59.1.1.4WadeiteK2Zr(Si3O9)Hex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.12.1Brannockite(K,Na)□2Li3(Sn,Zr,Ti)2[Si12O30]Hex. 6/mmm (6/m 2/m 2/m) : P6/mcc
14.12.2MalayaiteCaSn(SiO4)OMon.
14.12.3StokesiteCaSn[Si3O9] · 2H2OOrth. mmm (2/m 2/m 2/m) : Pnna

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 PabstiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Gross, Eugene Bischoff, John E.N. Wainwright & B.W Evans (1965), Pabstite, the tin analogue of benitoite: American Mineralogist: 50: 1164-1169.
American Mineralogist (1984): 69: 358.
Neues Jahrbuch für Mineralogie, Monatshefte (1987): 16-30.
Pautov, L. (2003): New Data on Minerals: 38: 15-19.

Internet Links for PabstiteHide

Localities for PabstiteHide

ⓘ - 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.
Kyrgyzstan
 
  • Issyk-Kul Oblast (Ysyk-Köl Oblast)
    • Inyl'chek Range
      • Muzeinyi Valley
Pavel M. Kartashov data of 2014, L.A. Pautov specimen
Mexico
 
  • Baja California (Baja California Norte; BC Norte)
    • Tres Pozos
Tajikistan
 
  • Region of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
Pautov L.A. (2003) Pabstite from morain of gletcher Dara-i-Pioz. New data on minerals, 38,p. 5-8.
USA (TL)
 
  • California
    • Santa Cruz Co.
      • Santa Cruz
Gross, Eugene Bischoff & John E.N. Wainwright (1964), Barium-tin-titanium silicate having the benitoite structure (abstract): Geological Society of America, Cordilleran Section Meeting Program, Seattle, March 1964: 36; Gross, E.B., Wainwright, J.E.N., and Evans, B.W. (1965) Pabstite, the tin analogue of benitoite. American Mineralogist: 50: 1164-1169; Gross, E.B., Chesterman, C.W., Dunning, G.E., and Cooper, J.F. (1967) Mineralogy of the Kalkar quarry, Santa Cruz, California. California Division Mines and Geol. Special Report 92: 3-10; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 467.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2018, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 21, 2018 19:49:47 Page generated: October 21, 2018 06:37:40
Go to top of page