Mineralogy Database

Martyite Mineral Data

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General Martyite Information

Help on Chemical  Formula: Chemical Formula: Zn3V2O7(OH)2•2H2O
Help on Composition: Composition: Molecular Weight = 468.09 gm
   Calcium    0.43 %  Ca    0.60 % CaO
   Vanadium  21.77 %  V    38.86 % V2O5
   Zinc      37.16 %  Zn   46.25 % ZnO
   Cobalt     1.89 %  Co    2.40 % CoO
   Hydrogen   1.33 %  H    11.89 % H2O
   Oxygen    37.43 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Zn2.66Co0.15Ca0.05V5+2O7(OH)1.72•2.23(H2O)
Help on Environment: Environment: Formed from post-mining leaching and oxidation of V-U oxide replacements of organic matter.. Zn-dominant analogue of volborthite.
Help on IMA Status: IMA Status: Approved IMA 2007 (Dana # Added)
Help on Locality: Locality: Blue Cap mine, about 15 km east of La Sal, San Juan Co., Utah, USA Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its discoverer, Joe Marty, of Salt Lake City, Utah, who is also responsible for the discovery of three other new minerals from the same area.
Help on Synonym: Synonym: IMA2007-026