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Dreyerite

A valid IMA mineral species
This page kindly sponsored by Michael Krause
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About DreyeriteHide

Formula:
Bi(VO4)
Colour:
Orange-yellow, brownish-yellow
Lustre:
Adamantine
Hardness:
2 - 3
Specific Gravity:
6.25 (Calculated)
Crystal System:
Tetragonal
Name:
Named after Gerhard Dreyer (23 June 1944, Landstuhl, Germany - 31 August 1978), Assistant Professor, Johannes Guterberg University, Mainz, Germany, who discovered the mineral.
The tetragonal polymorph of Pucherite and Clinobisvanite. The rarest of the three polymorphs of BiVO4.


Unique IdentifiersHide

Mindat ID:
1320
Long-form identifier:
mindat:1:1:1320:4
GUID
(UUID V4):
dc7950f1-1900-49a7-875e-04062557b9ae

IMA Classification of DreyeriteHide

Classification of DreyeriteHide

8.AD.35

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
D : With only large cations
38.4.8.1

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
4 : AXO4
21.3.12

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

Mineral SymbolsHide

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

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

Physical Properties of DreyeriteHide

Adamantine
Transparency:
Translucent
Colour:
Orange-yellow, brownish-yellow
Streak:
Yellow
Hardness:
2 - 3 on Mohs scale
Density:
6.25 g/cm3 (Calculated)

Optical Data of DreyeriteHide

Type:
Uniaxial (+)
Pleochroism:
Visible
Comments:
O = bright yellow
E = brownish yellow
Comments:
Refractive indicies > 2

Chemistry of DreyeriteHide

Mindat Formula:
Bi(VO4)

Crystallography of DreyeriteHide

Crystal System:
Tetragonal
Class (H-M):
4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:
I41/amd
Cell Parameters:
a = 7.303(3) Å, c = 6.584(3) Å
Ratio:
a:c = 1 : 0.902
Unit Cell V:
351.15 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Platy crystals to 0.5 mm.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0014769DreyeriteDreyer G, Tillmanns E (1981) Dreyerite: ein naturliches, tetragonales wismutvanadat von Hirschhorn/Pfalz Neues Jahrbuch fur Mineralogie, Monatshefte 1981 151-1541981Hirschhorn, Pfalz, Germany0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.656 Å(100)
2.739 Å(60)
4.85 Å(40)
1.878 Å(40)
2.918 Å(20)
2.280 Å(20)
2.583 Å(15)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 3a: Earth’s earliest Hadean crust>4.50
9 : Lava/xenolith minerals (hornfels, sanidinite facies)
Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere<0.6
53 : Other minerals with taphonomic origins<0.4
Geological Setting:
Rhyolite tuffs.

Type Occurrence of DreyeriteHide

General Appearance of Type Material:
Plates parallel (001), 20-50 µm thick, and up to 0.5 mm in diameter.
Place of Conservation of Type Material:
Johannes Gutenberg University, Mainz, Germany.
National Museum of Natural History (Smithsonian), Washington, D.C., USA, 159922.
Geological Setting of Type Material:
Rhyolitic ash tuff.
Associated Minerals at Type Locality:
Reference:
Dreyer, G., Tillmanns, E. (1981): Dreyerite: natural, tetragonal bismuth vanadate from Hirschhorn/Pfalz. Neues Jahrbuch für Mineralogie, Monatshefte, 1981, 151-154.

Synonyms of DreyeriteHide

Other Language Names for DreyeriteHide

German:Dreyerit
Spanish:Dreyerita

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Dreyerite associated with PucheriteBi(VO4)

Related Minerals - Strunz-mindat GroupingHide

8.AD.KepleriteCa9(Ca0.50.5)Mg(PO4)7Trig. 3m : R3c
8.AD.DeynekoiteCa9◻Fe3+(PO4)7Trig. 3m : R3c
8.AD.MazoriteBa3(PO4)2Trig. 3m (3 2/m) : R3m
8.AD.Monazite-(Gd)Gd(PO4)Mon.
8.AD.05NahpoiteNa2(PO3OH)Mon. 2/m : P21/m
8.AD.10MonetiteCa(PO3OH)Tric. 1
8.AD.10WeiliteCa(HAsO4)Tric. 1 : P1
8.AD.10ŠvenekiteCa(H2AsO4)2Tric. 1 : P1
8.AD.15Archerite(K,NH4)(H2PO4)Tet. 4 2m : I4 2d
8.AD.15BiphosphammiteNH4(H2PO4)Tet. 4 2 2 : I41 2 2
8.AD.20Phosphammite(NH4)2(PO3OH)Mon. 2/m : P21/b
8.AD.25BuchwalditeNaCa(PO4)Orth. mm2 : Pmn21
8.AD.30SchultenitePb(HAsO4)Mon. 2/m : P2/b
8.AD.35Chernovite-(Y)Y(AsO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(Ce)Ce(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(Y)Y(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Xenotime-(Y)Y(PO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Chernovite-(Ce)(Ce,Y)(AsO4)Tet.
8.AD.35PretuliteSc(PO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Xenotime-(Yb)Yb(PO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(La)La(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(Nd)Nd(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Xenotime-(Gd)Gd(PO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.40PucheriteBi(VO4)Orth. mmm (2/m 2/m 2/m)
8.AD.45XimengiteBi(PO4)Trig. 3 2 : P31 2 1
8.AD.50Gasparite-(Ce)Ce(AsO4)Mon. 2/m
8.AD.50Monazite-(Ce)Ce(PO4)Mon. 2/m
8.AD.50Monazite-(La)La(PO4)Mon. 2/m
8.AD.50Monazite-(Nd)Nd(PO4)Mon. 2/m
8.AD.50RooseveltiteBi(AsO4)Mon. 2/m
8.AD.50CheraliteCaTh(PO4)2Mon. 2/m
8.AD.50Monazite-(Sm)Sm(PO4)Mon. 2/m
8.AD.50UM2005-35-VO:CaFePSiTh(Th,Ca)(VO4,SiO4,PO4)
8.AD.50Gasparite-(La)La(AsO4)Mon. 2/m
8.AD.55TetrarooseveltiteBi(AsO4)Tet. 4/m : I41/a
8.AD.60Chursinite[Hg2]2+Hg2+2[AsO4]2Mon. 2/m : P21/b
8.AD.65ClinobisvaniteBi(VO4)Mon. 2/m
8.AD.70GurimiteBa3(VO4)2Trig. 3m : R3m
8.AD.75PicaiteNaCa[AsO3OH][AsO2(OH)2]Mon. 2/m : P21/b

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.

Internet Links for DreyeriteHide

References for DreyeriteHide

Localities for DreyeriteHide

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.
Australia
 
  • South Australia
    • Flinders Ranges
      • North Flinders Ranges
        • Arkaroola Region (Arkaroola Wilderness Sanctuary; Arkaroola Station)
Collier et al. (2002) +1 other reference
Germany
 
  • Baden-Württemberg
    • Freiburg Region
      • Ortenaukreis
        • Oberwolfach
Kolitsch et al. (2005) +1 other reference
  • Rhineland-Palatinate
    • Kaiserslautern
      • Otterbach-Otterberg
Dreyer +2 other references
  • Saxony
    • Erzgebirgskreis
      • Schneeberg
        • Neustädtel
Belendorff (2009)
 
矿物 and/or 产地  
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