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Stabilised by minor amounts of Sr.
Colourless, tan to ...
Dimorph of:
Ca-dominant analogue of delrioite.

Classification of Calciodelrioite

Approved 2012

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
H : V[5,6] Vanadates
G : Unclassified V oxides URL:
Please feel free to link to this page.

Type Occurrence of Calciodelrioite

Place of Conservation of Type Material:
Natural History Museum of Los Angeles County, Los Angeles, CA 90007, USA, catalogue numbers 63837, 63838 and 63839.

Physical Properties of Calciodelrioite

Diaphaneity (Transparency):
Colourless, tan to brown, nearly black

Crystallography of Calciodelrioite

Crystal System:
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 14.6389(10) Å, b = 6.9591(4) Å, c = 17.052(2) Å
β = 102.568(9)°
a:b:c = 2.104 : 1 : 2.45
Unit Cell Volume:
V 1,695.52 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction Data:

Chemical Properties of Calciodelrioite


Stabilised by minor amounts of Sr.
Essential elements:
All elements listed in formula:

Other Names for Calciodelrioite

Name in Other Languages:

Other Information

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 Calciodelrioite

Reference List:
Kampf, A.R., Marty, J., Nash, B.,Plášil, J., Kasatkin, A.V. and Škoda, R. (2012): Calciodelrioite, IMA 2012-031. CNMNC Newsletter No. 14, October 2012, page 1285; Mineralogical Magazine, 76, 1281-1288

A. R. Kampf, J. Marty, B. P. Nash, J. Plášil, A. V. Kasatkin, R. Škoda (2012): Calciodelrioite, Ca(VO3)2(H2O)4, the Ca analogue of delrioite, Sr(VO3)2(H2O)4. Mineralogical Magazine, 76, 2803-2817.

Internet Links for Calciodelrioite

Localities for Calciodelrioite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
  • Colorado
    • San Miguel Co.
      • Slick Rock District
        • Gypsum Valley
KAMPF, A.R., HUGHES, J.M., MARTY, J. & NASH, B. (2013) Wernerbaurite,
Kampf, A.R., Marty, J., Nash, B.,Plášil, J., Kasatkin, A.V. and Škoda, R. (2012): Calciodelrioite, IMA 2012-031. CNMNC Newsletter No. 14, October 2012, page 1285; Mineralogical Magazine, 76, 1281-1288
  • Utah
    • Grand Co.
      • Yellow Cat District (W. part of Thompsons District)
Kasatkin, A.V., Plášil, J., Marty, J., Belakovskiy, D.I., Lykova, I.S. (2014): Nestolaite, CaSeO3·H2O, a new mineral from the Little Eva mine, Grand County, Utah, USA. Mineralogical Magazine, 78, 497-505.
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