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Duttonite

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Clarence Edward Dutton
Formula:
V4+O(OH)2
Colour:
Pale brown
Lustre:
Adamantine
Hardness:
Specific Gravity:
3.24 (Calculated)
Crystal System:
Monoclinic
Name:
Named for Clarence Edward Dutton (May 15, 1841 – January 4, 1912), an American geologist and US Army officer.
This page provides mineralogical data about Duttonite.


Hide all sections | Show all sections

Classification of DuttoniteHide

Approved, 'Grandfathered' (first described prior to 1959)
4.HE.35

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
H : V[5,6] Vanadates
E : Phyllovanadates
6.2.7.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
2 : X(OH)2
7.12.5

7 : Oxides and Hydroxides
12 : Oxides of V, Nb and Ta

Physical Properties of DuttoniteHide

Adamantine
Transparency:
Transparent
Colour:
Pale brown
Comment:
Bocomes greenish on alteration
Hardness:
2½ on Mohs scale
Cleavage:
Perfect
Good to perfect on {001}
Density:
3.24 g/cm3 (Calculated)

Optical Data of DuttoniteHide

Type:
Biaxial (+)
RI values:
nα = 1.810(3) nβ = 1.900(3) nγ = 2.010
Max Birefringence:
δ = 0.200
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v moderate
Pleochroism:
Visible
Comments:
X= pale pinkish brown
Y= pale yellow-brown
Z= pale brown

Chemical Properties of DuttoniteHide

Formula:
V4+O(OH)2

Crystallography of DuttoniteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 8.80(2) Å, b = 3.95(1) Å, c = 5.96(2) Å
β = 90.67(5)°
Ratio:
a:b:c = 2.228 : 1 : 1.509
Unit Cell V:
207.16 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Crusts and masses of six sided pseudo-orthorhombic crystals.

Type Occurrence of DuttoniteHide

Place of Conservation of Type Material:
Harvard University 134144

Other Language Names for DuttoniteHide

German:Duttonit
Spanish:Duttonita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Bariandite1 photo of Duttonite associated with Bariandite on mindat.org.
Pascoite1 photo of Duttonite associated with Pascoite on mindat.org.
Montroseite1 photo of Duttonite associated with Montroseite on mindat.org.
Chervetite1 photo of Duttonite associated with Chervetite on mindat.org.
Francevillite1 photo of Duttonite associated with Francevillite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.HE.05MelanovanaditeCa(V5+,V4+)4O10 · 5H2OTric. 1 : P1
4.HE.10ShcherbinaiteV5+2O5Orth. mmm (2/m 2/m 2/m) : Pmmn
4.HE.15HewettiteCaV6O16 · 9H2OMon. 2/m : P21/m
4.HE.15MetahewettiteCaV6O16 · 3H2OMon. 2/m
4.HE.20BarianditeAl0.6(V5+,V4+)8O20 · 9H2OMon.
4.HE.20Bokite(Al,Fe3+)1.3(V5+,V4+,Fe3+)8O20 · 7.4H2OMon.
4.HE.20Corvusite(Na,K,Ca,Mg)2(V5+,V4+,Fe2+)8O20 · 6-10H2OMon.
4.HE.20Fernandinite(Ca,K)(V5+,V4+,Fe2+)8O20 · 10H2OMon. 2/m : B2/m
4.HE.20Straczekite(Ca,K,Ba)(V5+,V4+)8O20 · 3H2OMon.
4.HE.25HäggiteV3+V4+O2(OH)3Mon.
4.HE.30DoloresiteV4+3O4(OH)4Mon.
4.HE.40CavoiteCaV4+3O7Orth. mmm (2/m 2/m 2/m) : Pnma

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

7.12.1Montroseite(V3+,Fe3+)O(OH)Orth.
7.12.2 ScherbinaiteV5+2O5
7.12.3ParamontroseiteV4+O2Orth.
7.12.4HäggiteV3+V4+O2(OH)3Mon.
7.12.6DoloresiteV4+3O4(OH)4Mon.
7.12.7LenobliteV4+2O4 · 2H2OOrth. 2 2 2 : P21 21 21
7.12.8NavajoiteFe3+V5+9O24 · 12H2OMon. 2/m : B2/m
7.12.9VanoxiteV4+4V5+2O13 · 8H2O
7.12.10BarianditeAl0.6(V5+,V4+)8O20 · 9H2OMon.
7.12.11Corvusite(Na,K,Ca,Mg)2(V5+,V4+,Fe2+)8O20 · 6-10H2OMon.
7.12.12SimplotiteCaV4+4O9 · 5H2OMon.
7.12.13KyzylkumiteV3+Ti2O5(OH)Mon. 2/m : P21/b
7.12.14SchreyeriteV3+2Ti3O9Mon.
7.12.15BerdesinskiiteV3+2TiO5Mon.
7.12.16TivaniteV3+TiO3(OH)Mon.
7.12.17MannarditeBa(Ti4+6V3+2)O16Tet. 4/m : I41/a
7.12.18KarelianiteV3+2O3Trig.
7.12.19CoulsoniteFe2+V3+2O4
7.12.20Nolanite(V3+,Fe3+,Fe2+,Ti)10O14(OH)2Hex.
7.12.21VuorelaineniteMn2+V3+2O4
7.12.22TantiteTa2O5Tric.
7.12.23Kimrobinsonite(Ta,Nb)(OH)5-2x(O,CO3)x ; x near 1.2Iso.

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 DuttoniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Thompson, M.E. et al. (1957): American Mineralogist: 42: 455-460.
Evans, H.T., Jr (1958) Acta Crystallographica: 11A, 56-58.

Internet Links for DuttoniteHide

Localities for DuttoniteHide

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.
Gabon
 
  • Haut-Ogooué Province
    • Franceville
American Mineralogist (1971): 56: 635-636.
Italy
 
  • Liguria
    • Genova Province
      • Ne
        • Graveglia Valley
analysed by Dr. Anthony Kampf, Natural History Museum of Los Angeles County, USA
USA
 
  • Arkansas
    • Garland Co.
      • Wilson Springs (Potash Sulfur Springs)
        • Union Carbide Mine
R&M 70:3 pp 154-170
R&M 70:3 pp 154-170; Mineralogical Magazine 1984 48 : 289-293
  • Colorado
    • Montrose Co.
      • Uravan District
        • Bull Canyon
[Science (1956) 123, 990; Clark, 1993 - "Hey's Mineral Index"]
    • San Miguel Co.
      • Slick Rock District
Minerals of Colorado (1997) Eckels, E. B.; Am Min (1958) 43:16-24
  • New Mexico
    • San Juan Co.
      • Shiprock District
        • Eastside mines
NMBGMR Open-file Report - 466
Mineral and/or Locality  
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