Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on Mindat
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralSearch 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 ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Hotsonite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
Al11(SO4)3(PO4)2(OH)21 · 16H2O
Colour:
white
Lustre:
Silky
Hardness:
Specific Gravity:
2.06 - 2.07
Crystal System:
Triclinic
Name:
For the locality.
White, chalk-like incrustations.


Hide all sections | Show all sections

Classification of HotsoniteHide

Approved
Approval Year:
1983
8.DF.05

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
F : With only medium-sized cations, (OH,etc.):RO4 > 3:1
43.5.18.1

43 : COMPOUND PHOSPHATES, ETC.
5 : Hydrated Compound Phosphates, etc·, Containing Hydroxyl or Halogen
22.3.13

22 : Phosphates, Arsenates or Vanadates with other Anions
3 : Phosphates, arsenates or vanadates with sulphates

Physical Properties of HotsoniteHide

Silky
Transparency:
Translucent
Colour:
white
Hardness:
2½ on Mohs scale
Density:
2.06 - 2.07 g/cm3 (Measured)    

Optical Data of HotsoniteHide

Type:
Biaxial
RI values:
nα = 1.519 nγ = 1.521
Birefringence:
<0.003
Max Birefringence:
δ = 0.002
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of HotsoniteHide

Formula:
Al11(SO4)3(PO4)2(OH)21 · 16H2O
IMA Formula:
Al5(SO4)(PO4)(OH)10 · 8H2O

Crystallography of HotsoniteHide

Crystal System:
Triclinic
Morphology:
Lathlike or acicular, up to 15 μm in length.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
10.05 (100)
8.45 (40)
5.20 (10)
5.01 (10)
4.63 (20)
4.43 (10)
3.67 (10)

Type Occurrence of HotsoniteHide

Place of Conservation of Type Material:
National Museum, Bloemfontein, South Africa (specimen K22359)
Geological Setting of Type Material:
Weathered sillimanite deposit. The sillimanite weathers to natro-alunite and zaherite, which is then weathered to hotsonite.

Synonyms of HotsoniteHide

Other Language Names for HotsoniteHide

German:Hotsonit
Spanish:Hotsonita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Natroalunite2 photos of Hotsonite associated with Natroalunite on mindat.org.
Sillimanite1 photo of Hotsonite associated with Sillimanite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DF.10BolivariteAl2(PO4)(OH)3 · 4-5H2OAmor.
8.DF.10EvansiteAl3(PO4)(OH)6 · 6H2OAmor.
8.DF.10Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2OOrth.
8.DF.10Rosièresite(Pb, Cu, Al, P, O, H)Amor.
8.DF.15Rusakovite(Fe3+,Al)5(VO4,PO4)2(OH)9 · 3H2O
8.DF.20LiroconiteCu2Al(AsO4)(OH)4 · 4H2OMon. 2/m
8.DF.25SieleckiiteCu3Al4(PO4)2(OH)12 · 2H2OTric.
8.DF.30ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2OTrig. 3 : R3
8.DF.35ParnauiteCu9(AsO4)2(SO4)(OH)10 · 7H2OOrth. mm2 : Pmn21
8.DF.40GladiusiteFe2(Fe,Mg)4(PO4)(OH)11(H2O)Mon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

22.3.1ParnauiteCu9(AsO4)2(SO4)(OH)10 · 7H2OOrth. mm2 : Pmn21
22.3.2ArdealiteCa2(HPO4)(SO4) · 4H2OMon. m : Bb
22.3.3Machatschkiite(Ca,Na)6(AsO4)(HAsO4)3(PO4,SO4) · 15H2OHex.
22.3.4ClinotyroliteCa2Cu9(AsO4,SO4)4(OH,O)10 · 10H2OMon.
22.3.5PeisleyiteNa2Al9[(P,S)O4]8(OH)6•28H2OTric. 1 : P1
22.3.6ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2OTrig. 3 : R3
22.3.7WoodhouseiteCaAl3(PO4)(SO4)(OH)6Trig. 3m (3 2/m) : R3m
22.3.8Schlossmacherite(H3O)Al3(SO4)2(OH)6Trig.
22.3.9SvanbergiteSrAl3(PO4)(SO4)(OH)6Trig. 3m (3 2/m) : R3m
22.3.10KemmlitziteSrAl3(AsO4)(SO4)(OH)6Trig.
22.3.11SanjuaniteAl2(PO4)(SO4)(OH) · 9H2O
22.3.12KribergiteAl5(PO4)3(SO4)(OH)4 · 4H2OTric. 1 : P1
22.3.14WeileriteBaAl3(AsO4)(SO4)(OH)6
22.3.15TsumebitePb2Cu(PO4)(SO4)(OH)Mon. 2/m : P21/m
22.3.16ArsentsumebitePb2Cu(AsO4)(SO4)(OH)Mon. 2/m : P21/m
22.3.17HinsdalitePbAl3(PO4)(SO4)(OH)6Trig. 3m (3 2/m) : R3m
22.3.18HidalgoitePbAl3(AsO4)(SO4)(OH)6Trig.
22.3.19OrpheitePbAl3(PO4)(SO4)(OH)6Trig.
22.3.20CoconinoiteFe3+2Al2(UO2)2(PO4)4(SO4)(OH)2 · 20H2OMon.
22.3.21Sasaite(Al,Fe3+)14(PO4)11(SO4)(OH)7 · 83H2OOrth.
22.3.22Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2OHex.
22.3.23CorkitePbFe3(PO4)(SO4)(OH)6Trig. 3m (3 2/m) : R3m
22.3.24BeudantitePbFe3(AsO4)(SO4)(OH)6Trig. 3m (3 2/m) : R3m
22.3.25DiadochiteFe3+2(PO4)(SO4)(OH) · 5H2OAmor.
22.3.26SarmientiteFe3+2(AsO4)(SO4)(OH) · 5H2OMon. 2/m : P21/b
22.3.27BukovskýiteFe3+2(AsO4)(SO4)(OH) · 9H2OTric. 1 : P1
22.3.28ZýkaiteFe3+4(AsO4)3(SO4)(OH) · 15H2OOrth.
22.3.29TooeleiteFe3+6(As3+O3)4(SO4)(OH)4 · 4H2OMon. 2/m : B2/m
22.3.30Pitticite(Fe, SO4, AsO4, H2O) ?Amor.
22.3.31Xiangjiangite(Fe3+,Al)(UO2)4(PO4)2(SO4)2(OH) · 22H2OTet.

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 HotsoniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Burkes et al. (1984): Hotsonite, a new hydrated aluminum-phosphate-sulfate from Pofarder, South Africa. American Mineralogist 68, 979-983.
American Mineralogist: 69: 979-983.
American Mineralogist: 76: 1734.

Internet Links for HotsoniteHide

Localities for HotsoniteHide

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
 
  • Hubei Province
    • Shiyan Prefecture
      • Zhushan Co.
Zhenrong Shi, Keqin Cai, and Mingquan Gong (2008): Northwestern Geology 45(2), 56-62
  • Shaanxi Province
    • Ankang Prefecture
      • Baihe Co.
Zhenrong Shi and Keqin Cai (2007): Superhard Material Engineering 18(4)
Russia
 
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
Ivanov, O.K. Shiryaeva L.I., Khoroshilova L.A. & Petri-Sheva V.G. (1990): Hotsonite: confirmation of the discovery and new data (Belyavinsky mine, the Urals). Zap. Vser. Mineral. Obshchest. 119, 121-126 (in Russian).
South Africa (TL)
 
  • Northern Cape Province
    • Bushmanland
      • Koenabib farm (Hotson 42 farm)
Minerals of South Africa; Schoch A E, Beukes G J, Praekelt H E (1985) A natroalunite - zaherite - hotsonite paragenesis from Pofadder, Bushmanland, South Africa. The Canadian Mineralogist 23, 29-34; G. J. Beukes, A. E. Schoch, H. de Bruiyn, W. A. van der Westhuizen and L. D. C. Bok (1984) A New Occurrence of the Hydrated Aluminium Sulphate Zaherite, from Pofadder, South Africa Mineralogical Magazine 48:131-135
    • Namakwa District (Namaqualand)
Natural History Museum Vienna collection
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 1993-2017, 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: August 22, 2017 19:29:11 Page generated: August 20, 2017 21:22:52
Go to top of page