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Donbassite

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About DonbassiteHide

Formula:
Al4.33(AlSi3O10)(OH)8
Colour:
White, light green
Lustre:
Pearly
Hardness:
2 - 2½
Specific Gravity:
2.63
Crystal System:
Monoclinic
Member of:
Name:
Named after the Donets or Donbas/Donbass (Ukrainian: Донбас, Russian: Донбасс) region in Ukraine.
This page provides mineralogical data about Donbassite.


Classification of DonbassiteHide

Approved, 'Grandfathered' (first described prior to 1959)
9.EC.55

9 : SILICATES (Germanates)
E : Phyllosilicates
C : Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
71.4.1.1

71 : PHYLLOSILICATES Sheets of Six-Membered Rings
4 : Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra

Physical Properties of DonbassiteHide

Pearly
Colour:
White, light green
Streak:
White
Hardness:
2 - 2½ on Mohs scale
Tenacity:
Flexible
Cleavage:
Perfect
Density:
2.63 g/cm3 (Measured)    

Optical Data of DonbassiteHide

Type:
Biaxial (+)
RI values:
nα = 1.560 - 1.578 nβ = 1.566 - 1.582 nγ = 1.572 - 1.596
2V:
Measured: 48° to 55°, Calculated: 58° to 88°
Max Birefringence:
δ = 0.012 - 0.018
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r > v

Chemical Properties of DonbassiteHide

Formula:
Al4.33(AlSi3O10)(OH)8
IMA Formula:
Al2(Si3Al)O10(OH)2 · Al2.33(OH)6
Common Impurities:
Fe,Mg,Ca,Li,Na

Crystallography of DonbassiteHide

Crystal System:
Monoclinic
Class (H-M):
2 - Sphenoidal
Space Group:
B2
Setting:
C2
Cell Parameters:
a = 5.17 Å, b = 8.95 Å, c = 14.26 Å
β = 97.83°
Ratio:
a:b:c = 0.578 : 1 : 1.593
Unit Cell V:
653.68 ų (Calculated from Unit Cell)
Comment:
Specimen from Novaya Zemlya, U.S.S.R., is a Ia-2 polytype

Type Occurrence of DonbassiteHide

General Appearance of Type Material:
flaky aggregates
Geological Setting of Type Material:
In veins confined to lode walls and zones of crushing of rocks

Other Language Names for DonbassiteHide

German:Donbassit
Spanish:Donbassita

Relationship of Donbassite to other SpeciesHide

Member of:
Other Members of this group:
Baileychlore(Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8Tric.
BorocookeiteLi1+3xAl4-x(BSi3O10)(OH)8
Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8Mon.
ClinochloreMg5Al(AlSi3O10)(OH)8Mon. 2/m : B2/m
Cookeite(Al2Li)Al2(AlSi3O10)(OH)8Mon. 2/m
FranklinfurnaceiteCa2Fe3+Mn2+3Mn3+(Zn2Si2O10)(OH)8Mon. 2 : B2
GlagoleviteNa(Mg,Al)6(AlSi3O10)(OH,O)8Tric. 1 : P1
Gonyerite(Mn2+,Mg)5Fe3+(Fe3+Si3O10)(OH)8
Nimite(Ni,Mg,Al)6((Si,Al)4O10)(OH)8Mon.
Orthochamosite(Fe2+,Mg,Fe3+)5Al(AlSi3O10)(OH,O)8
PennantiteMn2+5Al(AlSi3O10)(OH)8Tric.
SudoiteMg2Al3(Si3Al)O10)(OH)8Mon.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Quartz2 photos of Donbassite associated with Quartz on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.EC.05MinnesotaiteFe2+3Si4O10(OH)2Tric. 1 : P1
9.EC.05TalcMg3Si4O10(OH)2Tric. 1 : P1
9.EC.05WillemseiteNi3Si4O10(OH)2Mon.
9.EC.10FerripyrophylliteFe3+Si2O5(OH)Mon.
9.EC.10PyrophylliteAl2Si4O10(OH)2Tric. 1
9.EC.15BoromuscoviteKAl2(BSi3O10)(OH)2Mon.
9.EC.15CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2Mon. 2/m : B2/m
9.EC.15Chernykhite(Ba,Na)(V3+,Al,Mg)2((Si,Al)4O10)(OH)2Mon.
9.EC.15Montdorite(K,Na)2(Fe2+,Mn2+,Mg)5(Si4O10)2(OH,F)4
9.EC.15MuscoviteKAl2(AlSi3O10)(OH)2Mon. 2/m : B2/b
9.EC.15NanpingiteCsAl2(AlSi3O10)(OH,F)2Mon.
9.EC.15ParagoniteNaAl2(AlSi3O10)(OH)2Mon.
9.EC.15RoscoeliteK(V3+,Al)2(AlSi3O10)(OH)2Mon. 2/m : B2/b
9.EC.15Tobelite(NH4,K)Al2(AlSi3O10)(OH)2Mon.
9.EC.15AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2Mon.
9.EC.15ChromphylliteK(Cr,Al)2(AlSi3O10)(OH,F)2Mon. 2/m : B2/b
9.EC.15FerroaluminoceladoniteK(Fe2+,Mg)(Al,Fe3+)(Si4O10)(OH)2Mon. 2/m : B2/m
9.EC.15FerroceladoniteK(Fe2+,Mg)(Fe3+,Al)(Si4O10)(OH)2Mon. 2/m : B2/m
9.EC.15ChromceladoniteK(Mg,Fe2+)(Cr,Al)(Si4O10)(OH)2Mon.
9.EC.15TainioliteKLiMg2(Si4O10)F2Mon.
9.EC.15Ganterite(Ba,Na,K)(Al,Mg)2(AlSi3O10)(OH)2Mon.
9.EC.20AnniteKFe2+3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20EphesiteLiNaAl2(Al2Si2O10)(OH)2Tric.
9.EC.20HendricksiteK(Zn,Mg,Mn2+)3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20Masutomilite(K,Rb)(Li,Mn3+,Al)3(AlSi3O10)(F,OH)2Mon.
9.EC.20NorrishiteKLiMn3+2(Si4O10)O2Mon. 2/m : B2/m
9.EC.20PhlogopiteKMg3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20PolylithioniteKLi2Al(Si4O10)(F,OH)2Mon. 2/m : B2/b
9.EC.20PreiswerkiteNaMg2Al(Al2Si2O10)(OH)2Mon.
9.EC.20SiderophylliteKFe2+2Al(Al2Si2O10)(OH)2Mon.
9.EC.20TetraferriphlogopiteKMg3(Fe3+Si3O10)(OH,F)2
9.EC.20FluorotetraferriphlogopiteKMg3(Fe3+Si3O10)F2Mon. 2/m : B2/m
9.EC.20Wonesite(Na,K)(Mg,Fe,Al)6((Al,Si)4O10)2(OH,F)4Mon. 2/m : B2/m
9.EC.20EastoniteKMg2Al(Al2Si2O10)(OH)2Mon.
9.EC.20TetraferrianniteKFe2+3((Fe3+,Al)Si3O10)(OH)2Mon.
9.EC.20TrilithioniteK(Li1.5Al1.5)(AlSi3O10)(F,OH)2Mon. 2/m : B2/b
9.EC.20FluoranniteKFe2+3(AlSi3O10)(F,OH)2Mon.
9.EC.20ShirokshiniteKNaMg2(Si4O10)F2Mon. 2/m : B2/m
9.EC.20ShirozuliteK(Mn2+,Mg)3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20SokolovaiteCsLi2Al(Si4O10)F2Mon.
9.EC.20AspidoliteNaMg3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20FluorophlogopiteKMg3(AlSi3O10)(F,OH)2Mon. 2/m : B2/m
9.EC.20UM2004-49-SiO:AlCsFHKLi(Cs,K)(Al,Li)2.6((Si,Al)4O10)(F,OH)2
9.EC.20Suhailite(NH4)Fe2+3(AlSi3O10)(OH)2Mon. 2/m : B2/m
9.EC.20YangzhumingiteKMg2.5(Si4O10)F2Mon. 2/m : B2/m
9.EC.20OrloviteKLi2Ti(Si4O10)OFMon. 2 : B2
9.EC.20OxyphlogopiteK(Mg,Ti,Fe)3[(Si,Al)4O10](O,F)2Mon. 2/m : B2/m
9.EC.25Brammallite(Na,H3O)(Al,Mg,Fe)2((Si,Al)4O10)(OH)2Mon.
9.EC.30MargariteCaAl2(Al2Si2O10)(OH)2Mon.
9.EC.35Anandite(Ba,K)(Fe2+,Mg)3((Si,Al,Fe)4O10)(S,OH)2Mon. 2/m : B2/b
9.EC.35BityiteLiCaAl2(AlBeSi2O10)(OH)2Mon. 2/m : B2/b
9.EC.35ClintoniteCa(Mg,Al)3(Al3SiO10)(OH)2Mon. 2/m : B2/m
9.EC.35Kinoshitalite(Ba,K)(Mg,Mn2+,Al)3(Al2Si2O10)(OH)2Mon.
9.EC.35Ferrokinoshitalite(Ba,K)(Fe2+,Mg)3(Al2Si2O10)(OH,F)2Mon.
9.EC.35Oxykinoshitalite(Ba,K)(Mg,Ti,Fe3+,Fe2+)3((Si,Al)4O10)(O,OH,F)2Mon. 2/m : B2/m
9.EC.35FluorokinoshitaliteBaMg3(Al2Si2O10)F2Mon. 2/m : B2/m
9.EC.40Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2OMon.
9.EC.40Kurumsakite(Zn,Ni,Cu)8Al8V5+2Si5O35 · 27H2O (?)
9.EC.40Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2OMon. 2/m : B2/m
9.EC.40NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2OMon.
9.EC.40VolkonskoiteCa0.3(Cr,Mg,Fe)2((Si,Al)4O10)(OH)2 · 4H2OMon.
9.EC.40Yakhontovite(Ca,Na)0.5(Cu,Fe,Mg)2(Si4O10)(OH)2 · 3H2OMon.
9.EC.45HectoriteNa0.3(Mg,Li)3(Si4O10)(F,OH)2Mon.
9.EC.45SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2OMon.
9.EC.45SauconiteNa0.3Zn3((Si,Al)4O10)(OH)2 · 4H2OMon.
9.EC.45SpadaiteMgSiO2(OH)2 · H2O (?)
9.EC.45Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2Mon.
9.EC.45SwineforditeLi(Al,Li,Mg)4((Si,Al)4O10)2(OH,F)4 · nH2OMon.
9.EC.45ZincsiliteZn3(Si4O10)(OH)2 · 4H2OMon.
9.EC.45FerrosaponiteCa0.3(Fe2+,Mg,Fe3+)3((Si,Al)4O10)(OH)2 · 4H2O
9.EC.50VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2OMon. 2/m
9.EC.55Baileychlore(Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8Tric.
9.EC.55Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8Mon.
9.EC.55ClinochloreMg5Al(AlSi3O10)(OH)8Mon. 2/m : B2/m
9.EC.55Cookeite(Al2Li)Al2(AlSi3O10)(OH)8Mon. 2/m
9.EC.55FranklinfurnaceiteCa2Fe3+Mn2+3Mn3+(Zn2Si2O10)(OH)8Mon. 2 : B2
9.EC.55Gonyerite(Mn2+,Mg)5Fe3+(Fe3+Si3O10)(OH)8
9.EC.55Nimite(Ni,Mg,Al)6((Si,Al)4O10)(OH)8Mon.
9.EC.55Orthochamosite(Fe2+,Mg,Fe3+)5Al(AlSi3O10)(OH,O)8
9.EC.55PennantiteMn2+5Al(AlSi3O10)(OH)8Tric.
9.EC.55SudoiteMg2Al3(Si3Al)O10)(OH)8Mon.
9.EC.55GlagoleviteNa(Mg,Al)6(AlSi3O10)(OH,O)8Tric. 1 : P1
9.EC.55BorocookeiteLi1+3xAl4-x(BSi3O10)(OH)8
9.EC.60AliettiteCa0.2Mg6((Si,Al)8O20)(OH)4 · 4H2OMon.
9.EC.60Corrensite(Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2OOrth.
9.EC.60DozyiteMg7Al2(Al2Si4O15)(OH)12Mon.
9.EC.60HydrobiotiteK(Mg,Fe2+)6((Si,Al)8O20)(OH)4 · nH2OMon.
9.EC.60Karpinskite(Ni,Mg)2Si2O5(OH)2 (?)
9.EC.60KulkeiteMg8Al(AlSi7O20)(OH)10Mon.
9.EC.60LunijianlaiteLi0.7Al6.2(AlSi7O20)(OH,O)10Mon.
9.EC.60Rectorite(Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2OMon.
9.EC.60Saliotite(Li,Na)Al3(AlSi3O10)(OH)5Mon.
9.EC.60TosuditeNa0.5(Al,Mg)6((Si,Al)8O18)(OH)12 · 5H2OMon. 2 : B2
9.EC.60BrinrobertsiteNa0.3Al4(Si4O10)2(OH)4 · 3.5 H2OMon.
9.EC.65Macaulayite(Fe,Al)24Si4O43(OH)2Mon.
9.EC.70BurckhardtitePb2(Fe3+Te6+)[AlSi3O8]O6Trig. 3m (3 2/m) : P3 1m
9.EC.75Ferrisurite(Pb,Ca)2.4Fe3+2(Si4O10)(CO3)1.7(OH)3 · nH2OMon.
9.EC.75Surite(Pb,Ca)3(Al,Fe2+,Mg)2((Si,Al)4O10)(CO3)2(OH)2Mon.
9.EC.75Niksergievite(Ba,Ca)2Al3(AlSi3O10)(CO3)(OH)6 · nH2OMon.
9.EC.80KegelitePb8Al4(Si8O20)(SO4)2(CO3)4(OH)8Mon.

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

71.4.1.2Cookeite(Al2Li)Al2(AlSi3O10)(OH)8Mon. 2/m
71.4.1.3SudoiteMg2Al3(Si3Al)O10)(OH)8Mon.
71.4.1.4ClinochloreMg5Al(AlSi3O10)(OH)8Mon. 2/m : B2/m
71.4.1.5Nimite(Ni,Mg,Al)6((Si,Al)4O10)(OH)8Mon.
71.4.1.6Baileychlore(Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8Tric.
71.4.1.7Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8Mon.
71.4.1.8PennantiteMn2+5Al(AlSi3O10)(OH)8Tric.

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 DonbassiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Lazarenko E K (1940) Donbassites, a new group of minerals from the Donetz basin. Comptes Rendus (Doklady) de l’Académie des Sciences de l’URSS 28, 519-521
Aleksandrova V A, Drits V A, Sokolova G V (1972) Structural features of dioctahedral one-packet chlorite. Soviet Physics - Crystallography 17, 456-461
Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202

Internet Links for DonbassiteHide

Localities for DonbassiteHide

ⓘ - 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.
Antarctica
 
  • Eastern Antarctica
    • Transantarctic Mts
      • Scott Glacier
www.minsocam.org/msa/Handbook/Donbassite.PDF; Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202
Australia
 
  • Queensland
    • Etheridge Shire
      • Georgetown
Hurtig, N. C., Heinrich, C. A., Driesner, T., Herrmann, W., Wall, V., & Mathison, I. (2014). Fluid evolution and uranium (-Mo-F) mineralization at the Maureen Deposit (Queensland, Australia): unconformity-related hydrothermal ore formation with a source in the volcanic cover Sequence. Economic Geology, 109(3), 737-773.
Belgium
 
  • Hainaut Province (Henegouwen; Hennegau)
    • Montigny-le-Tilleul
Hatert, F., Deliens, M., Fransolet, A.-M. & van der Meersche, E. (2002): Les minéraux de Belgique. 2ème édition, Muséum des Sciences Naturelles, Bruxelles, Ed., 304 p.
Bosnia and Herzegovina
 
  • Republic of Srpska
    • Banja Luka
      • Prijedor
        • Ljubija
www.gl.rhbnc.ac.uk/geode/ABCD/Ljubija.html.
France
 
  • Auvergne-Rhône-Alpes
    • Allier
      • Ébreuil
Clays and Clay Minerals 36:39-46
Gabon
 
  • Haut-Ogooué Province
    • Franceville
Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Geological Society of America Bulletin, 113 (1), 32-62
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Triberg
www.minsocam.org/msa/Handbook/Donbassite.PDF; Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202
Japan
 
  • Honshu Island
    • Chugoku Region
      • Okayama Prefecture
        • Bizen City
Dana VIII
Mozambique
 
  • Zambezia Province
    • Alto Ligonha District
www.minsocam.org/msa/Handbook/Donbassite.PDF; Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202
Portugal
 
  • Beja District
    • Castro Verde
      • Santa Bárbara de Padrões
Relvas, J. M. R. S. et al. (2006): Hydrothermal Alteration and Mineralization in the Neves-Corvo Volcanic-Hosted Massive Sulfide Deposit, Portugal. I. Geology, Mineralogy, and Geochemistry. Econ. Geology 101, 753-790.
Russia
 
  • Northern Region
    • Arkhangel'skaja Oblast'
Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202
Spain
 
  • Andalusia
    • Huelva
      • Beas
Sáez, R., Pascual, E., Toscano, M., and Almodóvar, G.R. (1999): Mineralium Deposita 34, 549-570.
  • Aragón
    • Huesca
      • Tena Valley
        • Sallent de Gállego
- Subías, I., Recio, C., Fanlo, I., and Fernández-Nieto, C. (1997): Stable isotope composition of F-Pb-Zn mineralization in the Valle de Tena (Spanish Central Pyrenees). Mineralium Deposita 32, 180-188.
Ukraine (TL)
 
  • Donetsk (Donets'k) Oblast'
Lazarenko, E. K. (1940) Donbassites, a new group of minerals from the Donetz Basin. (in Russian) C. R. Acad. Sci. URSS, 28, 519-521.
  • Lugans'k Oblast'
Bailey S W, Lister J (1989) Structures, compositions, and X-ray diffraction identification of dioctahedral chlorites. Clays and Clay Minerals 37, 193-202
USA
 
  • Pennsylvania
    • Carbon Co.
      • Lansford
        • Nesquehoning
Gunnar Färber specimens
Mineral and/or Locality  
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