Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
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 EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic Time
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
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Huemulite

A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About HuemuliteHide

Formula:
Na4Mg(V10O28) · 24H2O
Colour:
Yellowish orange to orange
Lustre:
Adamantine, Sub-Adamantine, Vitreous, Sub-Vitreous, Dull
Hardness:
2½ - 3
Specific Gravity:
2.39
Crystal System:
Triclinic
Name:
Named in 1966 by C. E. Gordillo, E. Linares, R. O. Toubes, and Horace Winchell for one of the type localities: Huemul Mine, Mendoza Province, Argentina.
Easily soluble in water.


Unique IdentifiersHide

Mindat ID:
1941
Long-form identifier:
mindat:1:1:1941:1
GUID
(UUID V4):
28dd21e0-67ed-481e-a944-123dd5e2899c

IMA Classification of HuemuliteHide

Classification of HuemuliteHide

4.HG.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
H : V[5,6] Vanadates
G : Unclassified V oxides
47.2.3.1

47 : VANADIUM OXYSALTS
2 : Anhydrous Vanadium Oxysalts Containing Hydroxyl or Halogen
21.1.6

21 : Vanadates (and vanadates with arsenate or phosphate)
1 : Vanadates of the alkalis and Cu

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
HmlIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of HuemuliteHide

Adamantine, Sub-Adamantine, Vitreous, Sub-Vitreous, Dull
Transparency:
Transparent, Translucent
Comment:
Natural fine-grained material is dull
Colour:
Yellowish orange to orange
Streak:
Yellow
Hardness:
2½ - 3 on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
{001} perfect; {010} good
Density:
2.39(5) g/cm3 (Measured)    2.404 g/cm3 (Calculated)

Optical Data of HuemuliteHide

Type:
Biaxial (-)
RI values:
nα = 1.679(3) nβ = 1.734(3) nγ = 1.742(2)
2V:
Measured: 20° to 25°, Calculated: 40°
Birefringence:
0.063
Max Birefringence:
δ = 0.063
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v strong
Pleochroism:
Visible
Comments:
X= light yellow
Y= golden yellow
Z= yellowish orange

Chemistry of HuemuliteHide

Mindat Formula:
Na4Mg(V10O28) · 24H2O

Crystallography of HuemuliteHide

Crystal System:
Triclinic
Cell Parameters:
a = 11.770 Å, b = 11.838 Å, c = 9.018(9) Å
α = 107.2°, β = 112.2°, γ = 101.5°
Ratio:
a:b:c = 0.994 : 1 : 0.762
Unit Cell V:
1,040.32 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Synthetic crystals are pseudohexagonal elongated along [100].
Comment:
Point Group: 1 or 1; Space Group: P1 or P1.

Crystal StructureHide

Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Show
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
View
CIF File    Best | x | y | z | a | b | c
Rotation
Stop | Start
Labels
Console Off | On | Grey | Yellow
IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0018460HuemuliteColombo F, Baggio R, Kampf A R (2011) The crystal structure of the elusive huemulite The Canadian Mineralogist 49 849-8642011synthetic0293
0018461HuemuliteColombo F, Baggio R, Kampf A R (2011) The crystal structure of the elusive huemulite The Canadian Mineralogist 49 849-8642011West Sunday mine, Utah, USA0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
10.59 Å(90)
10.20 Å(55)
9.12 Å(60)
8.22 Å(35)
7.62 Å(100)
6.07 Å(15)
5.26 Å(25)
3.956 Å(20)
3.795 Å(25)
3.054 Å(30)
2.833 Å(35)
Comments:
Gordillo, et al. (1966).

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]
47e : [Vanadates, chromates, manganates]
Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere<0.6
50 : Coal and/or oil shale minerals<0.36
Stage 10b: Anthropogenic minerals<10 Ka
55 : Anthropogenic mine minerals

Type Occurrence of HuemuliteHide

General Appearance of Type Material:
Fibrous crusts and films, also fine-grained granular.
Place of Conservation of Type Material:
National Museum of Natural History, Washington, D.C., USA, 120076.
Geological Setting of Type Material:
A post-mining mineral derived from Cu-U sandstone/conglomerate deposits.
Associated Minerals at Type Locality:
Reference:
Gordillo, C.E., Linares, E., Toubes, R.O., Winchell, H. (1966) Huemulite, Na4MgV10O28·24H2O, a new hydrous sodium a magnesium vanadate from Huemul mine, Mendoza province, Argentina. American Mineralogist: 51: 1-13.

Synonyms of HuemuliteHide

Other Language Names for HuemuliteHide

German:Huemulit
Spanish:Huemulita

Relationship of Huemulite to other SpeciesHide

Other Members of this group:
HummeriteK2Mg2(V10O28) · 16H2OTric. 1 : P1
LasaliteNa2Mg2(V10O28) · 20H2OMon. 2/m : B2/b
MagnesiopascoiteCa2Mg(V10O28) · 16H2OMon. 2/m : B2/m
PascoiteCa2Ca(V10O28) · 17H2OMon. 2 : B2
Rakovanite(NH4)3Na3(V10O28) · 12H2OMon. 2/m

Common AssociatesHide

Associated Minerals Based on Photo Data:
8 photos of Huemulite associated with PascoiteCa2Ca(V10O28) · 17H2O
1 photo of Huemulite associated with Slag
1 photo of Huemulite associated with RossiteCa(VO3)2 · 4H2O
1 photo of Huemulite associated with Corvusite(Na,K,Ca,Mg)2(V5+,V4+,Fe2+)8O20 · 6-10H2O
1 photo of Huemulite associated with Montroseite(V3+,Fe3+)O(OH)

Related Minerals - Strunz-mindat GroupingHide

4.HG.CalciodelrioiteCa(VO3)2 · 4H2O Mon. 2/m : B2/b
4.HG.TrebiskyiteNa3Mg2[TiV9O28] · 22H2OMon. 2/m : P21/b
4.HG.05FervaniteFe3+4V5+4O16 · 5H2OMon.
4.HG.15VanaliteNaAl8V10O38 · 30H2OMon.
4.HG.20SimplotiteCaV4+4O9 · 5H2OMon.
4.HG.25VanoxiteV4+4V5+2O13 · 8H2O
4.HG.30NavajoiteFe3+V5+9O24 · 12H2OMon. 2/m : B2/m
4.HG.35DelrioiteCaSr(V2O6)(OH)2 · 3H2OMon.
4.HG.40MetadelrioiteCaSr(V2O6)(OH)2Tric.
4.HG.45Barnesite(Na,Ca)V6O16 · 3H2OMon. 2/m : P2/m
4.HG.50Hendersonite(Ca,Sr)1.3V6O16 · 6H2OOrth.
4.HG.55Grantsite(Na,Ca)2+x(V5+,V4+)6O16 · 4H2OMon. 2/m : P21/m
4.HG.60LenobliteV4+2O4 · 2H2OOrth. 2 2 2 : P21 21 21
4.HG.65SatpaeviteAl12V4+2V5+6O37 · 30H2OOrth.
4.HG.70Pandoraite-BaBaV4+5V5+2O16 · 3H2OMon. 2 : P2
4.HG.70Pandoraite-CaCaV4+5V5+2O16 · 3H2OMon. 2 : P2

Fluorescence of HuemuliteHide

Not fluorescent in UV.

Other InformationHide

Thermal Behaviour:
Melts at 500 °C.
Notes:
Soluble in water. Most properties measured on recrystallized material.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for HuemuliteHide

References for HuemuliteHide

Localities for HuemuliteHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Argentina
 
  • Mendoza Province
    • Malargüe Department
      • Pampa Amarilla mining district
Gordillo et al. (1966)
Anthony et al. (1997)
Anthony et al. (1997)
Gordillo et al. (1966)
Czech Republic
 
  • Central Bohemian Region
Josef Vajdak (2008)
      • Dubno
Lapis 7-8/2003
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion slag localities
Färber (n.d.) +2 other references
Spain
 
  • Catalonia
    • Lleida
      • El Pallars Jussà
        • La Vall Fosca
          • La Torre de Cabdella
            • Castell-estaó
Joy Desor analysis by Raman spectroscopy and SEM-EDS: Desor (2018)
UK
 
  • England
    • Devon
      • East Devon
        • Budleigh Salterton
Brian Craik-Smith collection (NHM London XRD ID)
USA
 
  • Colorado
    • Montrose County
      • Bull Canyon Mining District
Kampf et al. (2012) +1 other reference
    • San Miguel County
      • Slick Rock Mining District
Kampf et al. (2019)
Collected by and in the collection of ...
Collected by and in the collection of ...
Kampf et al. (2012)
  • Nevada
    • Eureka County
      • Fish Creek Mining District
Castor et al. (2004)
      • Gibellini Mining District
        • Fish Creek Range
Rocks & Minerals
Castor et al. (2004)
Frost et al. (5)
  • Utah
    • Grand County
      • Thompsons Mining District
        • D-Day Mine group
Pavel M. Kartashov analytical data 2015
        • Yellow Cat Mesa
Kasatkin et al. (2014) +1 other reference
 
Mineral and/or Locality  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
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 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 25, 2024 10:59:55 Page updated: April 13, 2024 22:24:12
Go to top of page