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Buddingtonite

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Arthur Francis Buddington
Formula:
(NH4)(AlSi3)O8
Colour:
Colorless
Lustre:
Sub-Vitreous, Earthy
Hardness:
Specific Gravity:
2.32
Crystal System:
Monoclinic
Member of:
Name:
Named in 1964 by Richard C. Erd, D. E. White, Joseph J. Fahey, and D. E. Lee in honor of Arthur Francis Buddington [November 29, 1890 Wilmington, Delaware - December 25, 1980 Quincy, Massachusetts]. Buddington was a mineralogist and petrologist, first at the Carnegie Geophysical Laboratory in Washington, DC and later professor at Princeton University, New Jersey.
Isostructural with:
This page provides mineralogical data about Buddingtonite.


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Classification of BuddingtoniteHide

Approved, 'Grandfathered' (first described prior to 1959)
First Published:
1963
9.FA.30

9 : SILICATES (Germanates)
F : Tektosilicates without zeolitic H2O
A : Tektosilicates without additional non-tetrahedral anions
76.1.2.1

76 : TECTOSILICATES Al-Si Framework
1 : Al-Si Framework with Al-Si frameworks
16.5.3

16 : Silicates Containing Aluminum and other Metals
5 : Aluminosilicates of Cs, NH4 and Cu

Physical Properties of BuddingtoniteHide

Sub-Vitreous, Earthy
Transparency:
Transparent
Comment:
Usually very fine grained.
Colour:
Colorless
Streak:
White
Hardness:
5½ on Mohs scale
Hardness Data:
Estimated
Tenacity:
Brittle
Cleavage:
Distinct/Good
{001}, {010}
Fracture:
Sub-Conchoidal
Density:
2.32 g/cm3 (Measured)    2.38 g/cm3 (Calculated)

Optical Data of BuddingtoniteHide

Type:
Biaxial (+)
RI values:
nα = 1.530 nβ = 1.531 nγ = 1.534
2V:
Calculated: 60°
Birefringence:
0.004
Max Birefringence:
δ = 0.004
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
weak
Optical Extinction:
X' to a = 0 degrees
Pleochroism:
Non-pleochroic

Chemical Properties of BuddingtoniteHide

Formula:
(NH4)(AlSi3)O8
IMA Formula:
(NH4)AlSi3O8
Common Impurities:
Mg,Ca,Ba,Na,K

Crystallography of BuddingtoniteHide

Crystal System:
Monoclinic
Class (H-M):
2 - Sphenoidal
Space Group:
P21
Cell Parameters:
a = 8.57 Å, b = 13.03 Å, c = 7.18 Å
β = 112.73°
Ratio:
a:b:c = 0.658 : 1 : 0.551
Unit Cell V:
739.50 ų (Calculated from Unit Cell)
Morphology:
Usually fine-grained, anhedral. When developed, crystals typical of orthoclase.
Comment:
Possibly prismatic class

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.52 (100)
5.91 (40)
4.33 (70)
3.81 (100)
3.38 (70)
3.26 (60)
3.23 (70)
3.01 (40)
Comments:
17-517

Type Occurrence of BuddingtoniteHide

Synonyms of BuddingtoniteHide

Other Language Names for BuddingtoniteHide

Relationship of Buddingtonite to other SpeciesHide

Member of:
Other Members of this group:
AlbiteNa(AlSi3O8)Tric. 1
AmazoniteK(AlSi3O8)
Andesine(Na,Ca)[Al(Si,Al)Si2O8]Tric.
AnorthiteCa(Al2Si2O8)Tric. 1 : P1
Anorthoclase(Na,K)AlSi3O8Tric.
BanalsiteNa2BaAl4Si4O16Orth.
Bytownite(Ca,Na)[Al(Al,Si)Si2O8]Tric.
CelsianBa(Al2Si2O8)Mon. 2/m
DmisteinbergiteCa(Al2Si2O8)Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm
FilatoviteK(Al,Zn)2(As,Si)2O8Mon. 2/m
HexacelsianBaAl2Si2O8Hex. 6/mmm (6/m 2/m 2/m) : P63/mcm
Hyalophane(K,Ba)[Al(Si,Al)Si2O8]Mon.
KokchetaviteK(AlSi3O8)Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm
KumdykoliteNa(AlSi3O8)Orth. mmm (2/m 2/m 2/m) : Pnnm
Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
MicroclineK(AlSi3O8)Tric. 1
Oligoclase(Na,Ca)[Al(Si,Al)Si2O8]
OrthoclaseK(AlSi3O8)Mon. 2/m : B2/m
ParacelsianBa(Al2Si2O8)Mon.
ReedmergneriteNaBSi3O8Tric.
RubiclineRb(AlSi3O8)Tric.
SanidineK(AlSi3O8)Mon. 2/m : B2/m
SlawsoniteSr(Al2Si2O8)Mon.
StronalsiteNa2SrAl4Si4O16Orth.
SunstoneA variety of feldspar (microcline or oligoclase, more rarely labradorite) that has schiller, ...
SvyatoslaviteCa(Al2Si2O8)Orth.

Related Minerals - Nickel-Strunz GroupingHide

9.FA.05KaliophiliteKAlSiO4Hex.
9.FA.05KalsiliteKAlSiO4Hex. 6 2 2 : P63 2 2
9.FA.05Nepheline(Na,K)AlSiO4Hex. 6 : P63
9.FA.05Panunzite(K,Na)AlSiO4Hex. 6 : P63
9.FA.05Trikalsilite(K,Na)AlSiO4Hex.
9.FA.05Yoshiokaite(Ca,Na)[Al(Al,Si)O4]Trig. 3 : P3
9.FA.05MegakalsiliteKAlSiO4Hex.
9.FA.10MalinkoiteNaBSiO4Hex. 6 : P63
9.FA.15VirgiliteLiAlSi2O6Hex. 6 2 2 : P62 2 2
9.FA.25LisitsyniteKBSi2O6Orth. 2 2 2 : P2 2 2
9.FA.30AdulariaKAlSi3O8Mon.
9.FA.30Anorthoclase(Na,K)AlSi3O8Tric.
9.FA.30CelsianBa(Al2Si2O8)Mon. 2/m
9.FA.30Hyalophane(K,Ba)[Al(Si,Al)Si2O8]Mon.
9.FA.30MicroclineK(AlSi3O8)Tric. 1
9.FA.30OrthoclaseK(AlSi3O8)Mon. 2/m : B2/m
9.FA.30SanidineK(AlSi3O8)Mon. 2/m : B2/m
9.FA.30RubiclineRb(AlSi3O8)Tric.
9.FA.30MonalbiteNaAlSi3O8Mon. 2/m : B2/m
9.FA.35AlbiteNa(AlSi3O8)Tric. 1
9.FA.35Andesine(Na,Ca)[Al(Si,Al)Si2O8]Tric.
9.FA.35AnorthiteCa(Al2Si2O8)Tric. 1 : P1
9.FA.35Bytownite(Ca,Na)[Al(Al,Si)Si2O8]Tric.
9.FA.35Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
9.FA.35Oligoclase(Na,Ca)[Al(Si,Al)Si2O8]
9.FA.35ReedmergneriteNaBSi3O8Tric.
9.FA.40ParacelsianBa(Al2Si2O8)Mon.
9.FA.45SvyatoslaviteCa(Al2Si2O8)Orth.
9.FA.45KumdykoliteNa(AlSi3O8)Orth. mmm (2/m 2/m 2/m) : Pnnm
9.FA.50SlawsoniteSr(Al2Si2O8)Mon.
9.FA.55LisetiteCaNa2Al4Si4O16Orth.
9.FA.60BanalsiteNa2BaAl4Si4O16Orth.
9.FA.60StronalsiteNa2SrAl4Si4O16Orth.
9.FA.65DanburiteCaB2Si2O8Orth. mmm (2/m 2/m 2/m)
9.FA.65MaleeviteBaB2Si2O8Orth. mmm (2/m 2/m 2/m) : Pnma
9.FA.65PekoviteSrB2Si2O8
9.FA.70Lingunite(Na,Ca)AlSi3O8Tet. 4/m : I4/m
9.FA.75KokchetaviteK(AlSi3O8)Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.5.1Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
16.5.2NanpingiteCsAl2(AlSi3O10)(OH,F)2Mon.
16.5.4Ammonioleucite(NH4,K)(AlSi2O6)Tet.
16.5.5Tobelite(NH4,K)Al2(AlSi3O10)(OH)2Mon.
16.5.6Ajoite(K,Na)Cu7AlSi9O24(OH)6 · 3H2OTric.
16.5.7PapagoiteCaCu[H3AlSi2O9]Mon.

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 BuddingtoniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Erd, R.C., White, D.E., Fahey, J.J., Lee, D.E. (1964) Buddingtonite, an ammonium feldspar with zeolitic water. American Mineralogist: 49: 831-851.
Loughnan, F.C., Roberts, F.I., Lindner, A.W. (1983) Buddingtonite (NH4-feldspar) in the Condor Oilshale Deposit, Queensland, Australia. Mineralogical Magazine: 47: 327-334.
Voncken, J.H.L., Van Roermund, H.L.M., Van Der Eerden, A.M.J., Jansen, J.B.H., Erd, R.C. (1993) Holotype buddingtonite: An ammonium feldspar without zeolitic H2O. American Mineralogist: 78: 204-209.
Harlov, D.E., Andrut, M., Pöter, B. (2001) Characterisation of buddingtonite (NH4)[AlSi3O8] and ND4-buddingtonite (ND4)[AlSi3O8] using IR spectroscopy and Rieveld refinement of XRD spectra. Physics and Chemistry of Minerals: 28: 188-198.

Internet Links for BuddingtoniteHide

Localities for BuddingtoniteHide

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.
Argentina
 
  • Chubut
    • Futaleufú Department
      • Esquel
Soechting, W., Rubinstein, N., & Godeas, M. (2008). Identification of ammonium-bearing minerals by shortwave infrared reflectance spectroscopy at the Esquel gold deposit, Argentina. Economic Geology, 103(4), 865-869.
  • Mendoza
    • San Rafael Department
RUBINSTEIN, N. y GARGIULO, M.F.. Análisis textural de cuarzo hidrotermal del depósito El Pantanito, provincia de Mendoza: Nuevos aportes sobre su génesis. Rev. Asoc. Geol. Argent. [online]. 2005, vol.60, n.1, pp. 096-103.
Australia
 
  • Queensland
    • Cairns Region
      • Prosperpine
Lindner, A. (1983). Buddingtonite (NH4-feldspar) in the Condor oilshale deposit, Queensland, Australia. Mineralogical Magazine, 47, 327-34.
China
 
  • Guangdong Province
    • Maoming Prefecture
Shaohui, Q. K. G. (1987). Investigation on the Constitution and Structure of Maoming and Fushun Oil Shale Ⅳ. Content and Constitution of Mineral Matter [J]. Journal of Fuel Chemistry and Technology, 1, 000.
Guatemala
 
  • Chiquimula Department
Harlap, A. and Williams-Jones, A.E., (2006) Buddingtonite: A Gold Vector In Disguise. in Geological Association of Canada, Program with Abstracts Volume 31
Japan
 
  • Honshu Island
    • Tohoku Region
      • Iwate Prefecture
        • Hachimantai geothermal area
Kimbara, K., & Nishimura, T. (1982). Buddingtonite from the Toshichi Spa, Iwate Prefecture, Japan. J. Min. Soc. Jpn, 15, 207-216.
  • Kyushu Region
    • Saga Prefecture
      • Arita
Nakagawa et al. (1995) Nendo Kagaku, 35, 1-14.
New Zealand
 
  • North Island
    • Northland
Railton, G.L. & Watters, W.A., Minerals of New Zealand, New Zealand Geological Survey Bull. #104 (1990).; Christie, A.B., Barker, R.G. 2007. Mineral resource assessment of the Northland Region, New Zealand, GNS Science Report, 2007/06, 179
Poland
 
  • Upper Silesia (Śląskie)
    • Bytom District (Beuthen)
      • Bytom
Kruszewski, Ł. (2018)(?): Geochemical Behavior of Trace Elements in Upper and Lower Silesian Basin Coal-Fire Gob Piles, Poland. Coal and Peat Fires, vol. 5, xx-xx (in review/correction); Ł. Kruszewski EPMA/PXRD data
Ukraine
 
  • Zhytomyr Oblast' (Zhitomir Oblast')
Lyckberg, P., Chornousenko, V. & Wilson, W. E. (2009): Volodarsk-Volynski, Zhitomir Oblast, Ukraine. Mineralogical Record, 40, 473-506.
USA (TL)
 
  • California
    • Lake Co.
      • Sulphur Creek District (Sulfur Creek District; Wilbur Springs District)
        • Clear Lake Oaks
Erd, R.C., D.E. White, J.J. Fahey & D.E. Lee (1964), Buddingtonite, an ammonium feldspar with zeolitic water: American Mineralogist: 49: 831, 833; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 279, 360.
    • Napa Co.
      • Knoxville District
        • Knoxville
Journal of Volcanology & Geothermal Resources 56: 401-414.
    • San Mateo Co.
      • Atherton
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
      • Menlo Park
        • Sharon Heights
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
Pampeyan, E.H. (2010): USGS Open-File Report 10-1053
      • Palo Alto area
Pecora, W.T. and Staff (1965) Mineral Resources. Geological Survey Research, 1965. USGS Professional Paper 525-A, 376 pp.: 6; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 365.
  • Idaho
    • Caribou Co.
      • SE Idaho Phosphate District
Gulbrandsen, R. A. (1974). Buddingtonite, ammonium feldspar, in the Phosphoria Formation, southeastern Idaho. US Geological Survey Journal of Research, 2, 693-697.
  • Nevada
    • Elko Co.
Jour.Volcanology & Geothermal Res. 56:401-414
    • Esmeralda Co.
NBMG Spec. Pub. 31 Minerals of Nevada
NBMG Spec. Pub. 31 Minerals of Nevada; Felzer, Benjamin, Hauff, Phoebe, and Goetz, A.F.H., (1994) Quantitative reflectance spectroscopy of buddingtonite from the Cuprite mining district, Nevada: Journal of Geophysical Research, v. 99, no. B2, p. 2887-2895.
    • Humboldt Co.
      • Awakening District
Jackson, R. G., & Chevillon, C. V. (2007) 3D Geochemical and Mineralogical Model of the Sleeper Low Sulphidation Gold System, Nevada. Poster presentation - Exploration 07. Toronto
      • Opalite District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Nye Co.
      • San Antonio Mts
        • Tonopah District
Handbook of Mineralogy
  • Wyoming
    • Park Co.
      • Grand Canyon of the Yellowstone
2009 Portland GSA Annual Meeting (18-21 October 2009) Paper No. 26-23
Mineral and/or Locality  
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