Markascherite (original) (raw)
A valid IMA mineral species
About MarkascheriteHide
This section is currently hidden. Click the show button to view.
Specific Gravity:
4.216 (Calculated)
Crystal System:
Monoclinic
Name:
The mineral is named after its finder, Mark Goldberg Ascher, a mineral collector and engineer in Tucson, Arizona, USA.
Topology of the structure is very similar to that of deloryite.
Unique IdentifiersHide
This section is currently hidden. Click the show button to view.
Long-form identifier:
mindat:1:1:41105:3
28341635-e263-40f6-991c-4dc0993f39d1
IMA Classification of MarkascheriteHide
This section is currently hidden. Click the show button to view.
IMA Formula:
Cu3(MoO4)(OH)4
Classification of MarkascheriteHide
This section is currently hidden. Click the show button to view.
7.GB.70
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
G : Molybdates, Wolframates and Niobates
B : With additional anions and/or H2O
Mineral SymbolsHide
This section is currently hidden. Click the show button to view.
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Mac | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of MarkascheriteHide
This section is currently hidden. Click the show button to view.
Density:
4.216 g/cm3 (Calculated)
Optical Data of MarkascheriteHide
This section is currently hidden. Click the show button to view.
Dispersion:
Strong, r > v.
Comments:
All the refractive indices > 1.8.
Chemistry of MarkascheriteHide
This section is currently hidden. Click the show button to view.
Mindat Formula:
Cu3(MoO4)(OH)4
Crystallography of MarkascheriteHide
This section is currently hidden. Click the show button to view.
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 9.9904(6) Å, b = 5.9934(4) Å, c = 5.5255(4) Å
β = 97.428(4)°
Ratio:
a:b:c = 1.667 : 1 : 0.922
Morphology:
The dominant forms are {001}, {100}, and {010}.
Twinning:
Twinning is found with the twofold twin axis along [101].
Crystal StructureHide
This section is currently hidden. Click the show button to view.
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
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0018649 | Markascherite | Yang H, Jenkins R A, Thompson R M, Downs R T, Evans S H, Bloch E M (2012) Markascherite, Cu3(MoO4)(OH)4, a new mineral species polymorphic with szenicsite, from Copper Creek, Pinal County, Arizona, U.S.A. American Mineralogist 97 197-202 | 2012 | Copper Creek, Pinal County, Arizona, USA | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
This section is currently hidden. Click the show button to view.
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.124 Å | (65) |
| 4.948 Å | (100) |
| 3.450 Å | (54) |
| 3.299 Å | (51) |
| 3.006 Å | (53) |
| 2.736 Å | (55) |
| 2.580 Å | (88) |
| 2.122 Å | (60) |
Comments:
Calculated data.
Geological EnvironmentHide
This section is currently hidden. Click the show button to view.
Type Occurrence of MarkascheriteHide
This section is currently hidden. Click the show button to view.
General Appearance of Type Material:
Crystals are bladed (elongated along the b axis), up to 0.50 x 0.10 x 0.05 mm.
Place of Conservation of Type Material:
A part of the cotype sample has been deposited at the University of Arizona Mineral Museum (catalog 19291) and a part is in the RRUFF Project (deposition R100030).
Geological Setting of Type Material:
The mineral is of secondary origin from the breakdown of primary molybdenite, bornite, chalcocite, and chalcopyrite.
Associated Minerals at Type Locality:
Synonyms of MarkascheriteHide
This section is currently hidden. Click the show button to view.
Common AssociatesHide
This section is currently hidden. Click the show button to view.
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
This section is currently hidden. Click the show button to view.
| 7.GB. | Wangpuite | K3(PO4)(Mo12O36) | Iso. m_3_m _(_4/_m_32/m ) : P n_3_m |
|---|---|---|---|
| 7.GB. | Natromolybdite | Na2MoO4 · 2H2O | Orth. m m m _(_2/_m_2/_m_2/m ) : P b c a |
| 7.GB. | Ootannite | Th4+2W6+4O16 · 5H2O | Mon. 2/m : _P_21/b |
| 7.GB.05 | Lindgrenite | Cu3(MoO4)2(OH)2 | Mon. 2/m : _P_21/m |
| 7.GB.10 | Szenicsite | Cu3(MoO4)(OH)4 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
| 7.GB.15 | Cuprotungstite | Cu2(WO4)(OH)2 | Tet. 422 : _P_41212 |
| 7.GB.15 | UM1999-38-WO:CrV | (V, Cr, W, O, H) [V:Cr:W ratio about 2:1:3] | |
| 7.GB.15 | Huenite | Cu4(MoO4)3(OH)2 | Trig. 3_m_ : P_31_c |
| 7.GB.20 | Phyllotungstite | (H2O,M)x(W,Fe)(O,OH)3 · yH2O (M = Ca, Cs, Pb or K) | Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c |
| 7.GB.25 | Rankachite | Ca0.5(V4+,V5+)(W6+,Fe3+)2O8(OH) · 2H2O | Mon. 2/m : _P_21/m |
| 7.GB.30 | Ferrimolybdite | Fe2(MoO4)3 · nH2O | Orth. m m m _(_2/_m_2/_m_2/m ) : P m m n |
| 7.GB.35 | Anthoinite | AlWO3(OH)3 | Tric. 1 |
| 7.GB.35 | Mpororoite | WAlO3(OH)3 · 2(H2O) | Tric. |
| 7.GB.40 | Obradovicite-KCu | [K2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3] | Orth. m m m _(_2/_m_2/_m_2/m ) : P m n a |
| 7.GB.45 | Mendozavilite-NaFe | [Na2(H2O)15Fe3+(H2O)6][Mo8P2Fe3+3O35(OH)2] | Mon. 2/m : _B_2/m |
| 7.GB.45 | Paramendozavilite | [KAl4(H2O)30][Mo12P6Fe3+6O60(OH)13] | Mon. |
| 7.GB.45 | Obradovicite-NaCu | Na2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3] | Orth. m m m _(_2/_m_2/_m_2/m ) : P m n a |
| 7.GB.45 | Obradovicite-NaNa | [Na2(H2O)16Na(H2O)6][Mo8As2Fe3+3O33(OH)4] | Orth. |
| 7.GB.50 | Tancaite-(Ce) | FeCe(MoO4)3 · 3H2O | Trig. 3 : _R_3 |
| 7.GB.50 | Mendozavilite-NaCu | [Na2(H2O)15Cu(H2O)6][Mo8P2Fe3+3O34(OH)3] | Mon. 2/m : _B_2/m |
| 7.GB.50 | Mendozavilite-KCa | [K2(H2O)15Ca(H2O)6][Mo8P2Fe3+3O34(OH)3] | Mon. 2/m : _B_2/m |
| 7.GB.60 | Peterandresenite | Mn4Nb6O19 · 14H2O | Mon. 2/m : _B_2/m |
| 7.GB.60 | Melcherite | Ba2Na2Mg[Nb6O19] · 6H2O | Trig. 3 : _R_3 |
| 7.GB.60 | Hansesmarkite | Ca2Mn2Nb6O19 · 20H2O | Tric. 1 : _P_1 |
| 7.GB.65 | Ichnusaite | Th(MoO4)2 · 3H2O | Mon. 2/m : _P_21/b |
| 7.GB.75 | Nuragheite | Th(MoO4)2 · H2O | Mon. 2/m : _P_21/b |
| 7.GB.80 | Ophirite | Ca2Mg4[Zn2Mn3+2(H2O)2(Fe3+W9O34)2] · 46H2O | Tric. 1 : _P_1 |
Other InformationHide
This section is currently hidden. Click the show button to view.
Notes:
Insoluble in water, acetone, or hydrochloric acid.
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 MarkascheriteHide
This section is currently hidden. Click the show button to view.
References for MarkascheriteHide
This section is currently hidden. Click the show button to view.
Reference List:
Yang, H., Jenkins, R. A., Thompson, R. M., Downs, R. T., Evans, S. H., Bloch, E. M. (2012) Markascherite, Cu3(MoO4)(OH)4, a new mineral species polymorphic with szenicsite, from Copper Creek, Pinal County, Arizona, U.S.A. American Mineralogist, 97 (1) 197-202 doi:10.2138/am.2012.3895
Localities for MarkascheriteHide
This section is currently hidden. Click the show button to view.
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 section is currently hidden. Click the show button to view.
- 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.
| France | |
|---|---|
| Bourgogne-Franche-Comté Haute-Saône Lure Mélisey ⓘ Château-Lambert | Breuer et al. (01/2024) |
| ⓘ Silver mines | Breuer et al. (01/2024) |
| USA (TL) | |
| Arizona Pinal County Bunker Hill District (Copper Creek District) Copper Creek (Copper Creek Canyon) ⓘ Childs-Adwinkle Mine (Childs and Altwilkle Mine; Childs-Aldwinkle Mine) (TL) | Williams et al. (2011) +1 other reference |