IMPORTANT MESSAGE. We need your support now to keep mindat.org running. Click here to find out why.
Log InRegister
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 Educators
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
StatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Metaschoderite

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About MetaschoderiteHide

Formula:
Al2(PO4)(VO4) · 6H2O
Colour:
Yellowish orange
Hardness:
2
Crystal System:
Monoclinic
Name:
Named as a dehydration product (=meta) of schoderite. The root name is for William Paul Schoder (1900-1977) research chemist, Union Carbide Nuclear Company, for his outstanding contributions to the metallurgy of vanadium.
Dehydration product of schoderite.


Classification of MetaschoderiteHide

Approved
Approval Year:
1960
First Published:
1962
8.CE.70

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
43.3.1.2

43 : COMPOUND PHOSPHATES, ETC.
3 : Hydrated Normal Compound Phosphates, etc·
21.3.3

21 : Vanadates (and vanadates with arsenate or phosphate)
3 : Vanadates of Al, rare earths, Pb, V or Bi

Physical Properties of MetaschoderiteHide

Transparency:
Transparent, Translucent
Colour:
Yellowish orange
Hardness:

Optical Data of MetaschoderiteHide

Type:
Biaxial (+)
RI values:
nα = 1.598 nβ = 1.604 nγ = 1.626
2V:
Measured: 59° , Calculated: 56°
Max Birefringence:
δ = 0.028
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v weak

Chemical Properties of MetaschoderiteHide

Formula:
Al2(PO4)(VO4) · 6H2O
IMA Formula:
Al(PO4) · 3H2O

Crystallography of MetaschoderiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P2/m
Setting:
P2/m
Cell Parameters:
a = 11.4 Å, b = 14.9 Å, c = 9.2 Å
β = 79°
Ratio:
a:b:c = 0.765 : 1 : 0.617
Unit Cell V:
1,534.00 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Pseudomorphs after bladed to scaly crystals or spherulitic aggregates.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
14.9 (60)
11.1 (40)
9.6 (15)
7.5 (100)
5.68 (8)
4.92 (10)
3.02 (20)

Type Occurrence of MetaschoderiteHide

Reference:
Hausen, D.M. (1962) Schoderite, a new phosphovanadate mineral from Nevada. American Mineralogist: 47: 637-648.

Other Language Names for MetaschoderiteHide

Related Minerals - Nickel-Strunz GroupingHide

8.CE.XBabánekiteCu3(AsO4)2 · 8H2O Mon. 2/m : B2/m
8.CE.05Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2OTric.
8.CE.05GeigeriteMn2+5(AsO4)2(HAsO4)2 · 10H2OTric.
8.CE.10NewberyiteMg(HPO4) · 3H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.15BrassiteMg(HAsO4) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.20PhosphorrössleriteMg(HPO4) · 7H2OMon. 2/m : P2/b
8.CE.20RößleriteMg(HAsO4) · 7H2OMon. 2/m : B2/b
8.CE.25MetaswitzeriteMn2+3(PO4)2 · 4H2OMon. 2/m : P2/b
8.CE.25Switzerite(Mn,Fe)3(PO4)2 · 7H2OMon.
8.CE.30LindackeriteCuCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30OndrušiteCaCu4(AsO4)2(HAsO4)2 · 10H2OTric. 1 : P1
8.CE.30VeselovskýiteZnCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30PradetiteCoCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30KlajiteMnCu4(AsO4)2(HAsO4)2 · 9-10H2OTric. 1 : P1
8.CE.35BobierriteMg3(PO4)2 · 8H2OMon. 2/m : B2/b
8.CE.40AnnabergiteNi3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ArupiteNi3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40Barićite(Mg,Fe)3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ErythriteCo3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40FerrisymplesiteFe3+3(AsO4)2(OH)3 · 5H2O
8.CE.40HörnesiteMg3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40KöttigiteZn3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40Manganohörnesite(Mn,Mg)3(AsO4)2 · 8H2OMon. 2/m : P2/m
8.CE.40ParasymplesiteFe2+3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40VivianiteFe2+3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40PakhomovskyiteCo3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.45SymplesiteFe2+3(AsO4)2 · 8H2OTric. 1 : P1
8.CE.50CattiiteMg3(PO4)2 · 22H2OTric. 1 : P1
8.CE.55KoninckiteFe3+PO4 · 3H2OTet.
8.CE.60KaňkiteFeAsO4 · 3.5H2OMon.
8.CE.65SteigeriteAl(VO4) · 3H2OMon. 2/m : P21/m
8.CE.70SchoderiteAl2(PO4)(VO4) · 8H2OMon.
8.CE.75MalhmooditeFeZr(PO4)2 · 4H2OMon.
8.CE.75ZigrasiteMgZr(PO4)2 · 4H2OTric. 1 : P1
8.CE.75Unnamed (Ca-analogue of Zigrasite)CaZr[PO4]2 · 4H2OTric.
8.CE.80SantabarbaraiteFe3+3(PO4)2(OH)3 · 5H2OAmor.
8.CE.85Metaköttigite(Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH)Tric. 1 : P1

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

43.3.1.1SchoderiteAl2(PO4)(VO4) · 8H2OMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

21.3.1SteigeriteAl(VO4) · 3H2OMon. 2/m : P21/m
21.3.2Alvanite(Zn,Ni)Al4(V5+O3)2(OH)12 · 2H2OMon. 2/m : P21/m
21.3.4SchoderiteAl2(PO4)(VO4) · 8H2OMon.
21.3.5SatpaeviteAl12V4+2V5+6O37 · 30H2O
21.3.6VanaliteNaAl8V10O38 · 30H2OMon.
21.3.7Wakefieldite-(Ce)Ce(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
21.3.7Wakefieldite-(Y)Y(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
21.3.8ChervetitePb2(V2O7)Mon.
21.3.9MottramitePbCu(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
21.3.10DescloizitePbZn(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
21.3.11ClinobisvaniteBi(VO4)Mon. 2/m
21.3.11DreyeriteBi(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
21.3.11PucheriteBi(VO4)Orth. mmm (2/m 2/m 2/m)
21.3.12SchumacheriteBi3(VO4)2O(OH)Tric.
21.3.13NamibiteCu(BiO)2(VO4)(OH)Tric. 1 : P1
21.3.14Pottsite(Pb3xBi4-2x)(VO4)4·H2O (0.8 < x < 1.0)Tet. 4/m : I41/a
21.3.15Duhamelite(Pb,Bi,Ca)Cu(VO4)(OH,O)Orth.

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 MetaschoderiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1962): 47: 637-648.
American Mineralogist (1979): 64: 713.
Hausen, D.M. (1960) Schoderite, a new phosphovanadate mineral from Nevada. Bulletin of the Geological Society of America: 7l: 1883 (abstract).
Fleischer, M. (1961) New mineral names. American Mineralogist: 46: 464-468.
Fleischer, M. (1962) New mineral names. American Mineralogist: 47: 172-174.
International Mineralogical Association (1962) International Mineralogical Association: Commission on new minerals and mineral names. Mineralogical Magazine: 33: 260-263.
Hausen, D.M. (1962) Schoderite, a new phosphovanadate mineral from Nevada. American Mineralogist: 47: 637-648.
Fleischer, M. (1963) New mineral names. American Mineralogist: 48: 433-437.
Pabst, A. (1979) Schoderite, a new locality and a redescription. American Mineralogist: 64: 713-720.

Internet Links for MetaschoderiteHide

Localities for MetaschoderiteHide

ⓘ - 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.
USA
 
  • Arkansas
    • Garland Co.
      • Wilson Springs (Potash Sulfur Springs)
        • Union Carbide Mine
Mineralogical Magazine 1984 48 : 289-293
  • Nevada
    • Eureka Co.
      • Gibellini District
[Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 4, 362
        • Fish Creek Range
NBMG Spec. Pub. 31 Minerals of Nevada; American Mineralogist (1979), 64:713-720
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 1993-2018, 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: October 23, 2018 00:52:40 Page generated: October 22, 2018 00:36:14
Go to top of page