Ushkovite (original) (raw)

A valid IMA mineral species

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About UshkoviteHide

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Formula:

MgFe3+2(PO4)2(OH)2 · 8H2O

Colour:

Pale yellow, orange-yellow, orange, orange brown

Lustre:

Vitreous, Sub-Vitreous, Greasy, Pearly

Name:

Named in 1983 by B. V. Chesnokov, V. A. Valisov, G. Y. Cherepivskaya, and M. G. Gorskaya in honor of Sergei L'vovich Ushkov (Сергей Львович Ушков) (1880 Russia - 26 October 1951 Russia), naturalist who studied the Il'men National Forest.

Occurs as short, striated bladed crystals with acute terminations.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:4129:0

a3658ea6-f452-46e6-89a8-65a57a9bf331

IMA Classification of UshkoviteHide

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Type description reference:

Classification of UshkoviteHide

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8.DC.30

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
C : With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1

42.11.10.4

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O

19.14.11

19 : Phosphates
14 : Phosphates of Fe and other metals

Mineral SymbolsHide

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

Symbol Source Reference
Ukv 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 UshkoviteHide

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Vitreous, Sub-Vitreous, Greasy, Pearly

Transparency:

Transparent, Translucent

Comment:

pearly on cleavages, greasy on fractures

Colour:

Pale yellow, orange-yellow, orange, orange brown

Density:

2.38 g/cm3 (Measured) 2.40 g/cm3 (Calculated)

Optical Data of UshkoviteHide

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RI values:

_n_α = 1.584(2) _n_β = 1.637(2) _n_γ = 1.670(2)

2V:

Measured: 50° , Calculated: 74°

δ = 0.086

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Optical Extinction:

Y^c = 26°, X, Y in {010}

Pleochroism:

Non-pleochroic

Chemistry of UshkoviteHide

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Mindat Formula:

MgFe3+2(PO4)2(OH)2 · 8H2O

Crystallography of UshkoviteHide

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Class (H-M):

1 - Pinacoidal

Cell Parameters:

a = 5.3468(4) Å, b = 10.592(1) Å, c = 7.2251(7) Å
α = 108.278(7)°, β = 111.739(7)°, γ = 71.626(7)°

Ratio:

a:b:c = 0.505 : 1 : 0.682

Unit Cell V:

351.59 ų (Calculated from Unit Cell)

Morphology:

Usually simple, striated pinacoidal crystals, rarely with modifying faces

Crystal StructureHide

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ID Species Reference Link Year Locality Pressure (GPa) Temp (K)
0005775 Ushkovite Galliski M A, Hawthorne F C (2002) Refinement of the crystal structure of ushkovite from Nevados De Palermo, Republica Argentina The Canadian Mineralogist 40 929-937 2002 Nevados De Palermo, Republica Argentina 0 293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
9.86 Å (100)
6.57 Å (80)
4.95 Å (50)
4.85 Å (50)
4.01 Å (40)
3.28 Å (60)
3.20 Å (80)

Comments:

Similar to Laueite

Geological EnvironmentHide

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Geological Setting:

Late stage mineralization in granite pegmatites

Type Occurrence of UshkoviteHide

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General Appearance of Type Material:

Small orange short lath-like crystals

Place of Conservation of Type Material:

Il’menskii Preserve Museum, Miass, iz4523; Mining Institute, St. Petersburg, 1293/1; Vernadsky Geological Museum, Moscow, 53492; A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 82364.

Geological Setting of Type Material:

Associated Minerals at Type Locality:

Reference:

Chesnokov, B.V., Vilisov, V.A., Cherepivskaya, G.E., Gorskaya, M.G. (1983) Ushkovite, MgFe3+2(PO4)2(OH)2·8H2O. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 112(1): 42-46.

Synonyms of UshkoviteHide

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Other Language Names for UshkoviteHide

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Relationship of Ushkovite to other SpeciesHide

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Other Members of this group:

Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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8.DC. Ianbruceite Zn2(AsO4)(OH) · 3H2O Mon. 2/m : _P_21/b
8.DC. Césarferreiraite Fe2+ Fe3+2(AsO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC. Ferrivauxite Fe3+Al2(PO4)2(OH)3 · 5H2O Tric. 1 : _P_1
8.DC.05 Nissonite Cu2Mg2(PO4)2(OH)2 · 5H2O Mon. 2/m : _B_2/b
8.DC.07 Euchroite Cu2(AsO4)(OH) · 3H2O Orth. 222 : _P_212121
8.DC.10 Legrandite Zn2(AsO4)(OH) · H2O Mon. 2/m : _P_21/b
8.DC.12 Strashimirite Cu8(AsO4)4(OH)4 · 5H2O Mon.
8.DC.15 Arthurite CuFe3+2(AsO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Earlshannonite Mn2+Fe3+2(PO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Ojuelaite ZnFe3+2(AsO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Whitmoreite Fe2+Fe3+2(PO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Cobaltarthurite CoFe3+2(AsO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Bendadaite Fe2+Fe3+2(AsO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 Kunatite CuFe3+2(PO4)2(OH)2 · 4H2O Mon. 2/m : _P_21/b
8.DC.15 UM2006-27-PO:FeHZn ZnFe3+2(PO4)2(OH)2 · 4H2O Mon.
8.DC.15 UKI-2006-(PO:AlCuFeH) Fe2+Al3+2(PO4)2(OH)2 · 4H2O
8.DC.17 Kleemanite ZnAl2(PO4)2(OH)2 · 3H2O Mon.
8.DC.20 Bermanite Mn2+Mn3+2(PO4)2(OH)2 · 4H2O Mon. 2/m : _P_2/b
8.DC.20 Coralloite Mn2+Mn3+2(AsO4)2(OH)2 · 4H2O Tric. 1 : _P_1
8.DC.20 Magnesiobermanite MgMn3+2(PO4)2(OH)2 · 4H2O Mon. 2 : _P_21
8.DC.22 Kovdorskite Mg2(PO4)(OH) · 3H2O Mon. 2/m : _P_21/b
8.DC.25 Ferristrunzite Fe3+Fe3+2(PO4)2(OH)3 · 5H2O Tric.
8.DC.25 Ferrostrunzite Fe2+Fe3+2(PO4)2(OH)2 · 6H2O Tric.
8.DC.25 Metavauxite Fe2+Al2(PO4)2(OH)2 · 8H2O Mon. 2/m : _P_21/b
8.DC.25 Metavivianite Fe2+Fe3+2(PO4)2(OH)2 · 6H2O Tric. 1 : _P_1
8.DC.25 Strunzite Mn2+Fe3+2(PO4)2(OH)2 · 6H2O Tric. 1 : _P_1
8.DC.25 Zincostrunzite ZnFe3+2(PO4)2(OH)2 · 6.5H2O Tric. 1 : _P_1
8.DC.27 Beraunite Fe3+6(PO4)4O(OH)4 · 6H2O Mon. m : B b
8.DC.27 Tvrdýite Fe2+Fe3+2 Al3(PO4)4(OH)5(H2O)4 · 2H2O Mon. 2/m : _B_2/b
8.DC.27 Zincoberaunite ZnFe3+5(PO4)4(OH)5 · 6H2O Mon. 2/m : _B_2/b
8.DC.30 Gordonite MgAl2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Laueite Mn2+Fe3+2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Mangangordonite Mn2+Al2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Paravauxite Fe2+Al2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Pseudolaueite Mn2+Fe3+2(PO4)2(OH)2 · 8H2O Mon. 2/m : _P_21/b
8.DC.30 Sigloite Fe3+Al2(PO4)2(OH)3 · 7H2O Tric. 1 : _P_1
8.DC.30 Stewartite Mn2+Fe3+2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Ferrolaueite Fe2+Fe3+2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Kastningite (Mn2+,Fe2+,Mg)Al2(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Maghrebite MgAl2(AsO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.30 Nordgauite MnAl2(PO4)2(F,OH)2 · 5H2O Tric. 1 : _P_1
8.DC.30 Kayrobertsonite [MnAl2(PO4)2(OH)2(H2O)4] · 2H2O Tric. 1 : _P_1
8.DC.30 Kummerite Mn2+Fe3+Al(PO4)2(OH)2 · 8H2O Tric. 1 : _P_1
8.DC.32 Tinticite Fe3+3(PO4)2(OH)3 · 3H2O Tric. 1 : _P_1
8.DC.32 Kamarizaite Fe3+3(AsO4)2(OH)3 · 3H2O Tric. 1 : _P_1
8.DC.35 Vauxite Fe2+Al2(PO4)2(OH)2 · 6H2O Tric. 1 : _P_1
8.DC.37 Vantasselite Al4(PO4)3(OH)3 · 9H2O Orth.
8.DC.40 Cacoxenite Fe3+24AlO6(PO4)17(OH)12 · 75H2O Hex. 6/m : _P_63/m
8.DC.45 Gormanite (Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2O Tric.
8.DC.45 Souzalite (Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2O Tric. 1
8.DC.47 Kingite Al3(PO4)2F2(OH) · 7H2O Tric.
8.DC.50 Wavellite Al3(PO4)2(OH,F)3 · 5H2O Orth. m m m _(_2/_m_2/_m_2/m )
8.DC.50 Allanpringite Fe3+3(PO4)2(OH)3 · 5H2O Mon. 2/m : _P_21/m
8.DC.50 Fluorwavellite Al3(PO4)2(OH)2F · 5H2O Orth. m m m _(_2/_m_2/_m_2/m )
8.DC.52 Kribergite Al5(PO4)3(SO4)(OH)4 · 4H2O Tric. 1 : _P_1
8.DC.55 Mapimite Zn2Fe3+3(AsO4)3(OH)4 · 10H2O Mon. m : B m
8.DC.57 Ogdensburgite Ca2Fe3+4(Zn,Mn2+)(AsO4)4(OH)6 · 6H2O Orth. m m m _(_2/_m_2/_m_2/m ) : C m m m
8.DC.60 Nevadaite (Cu2+,Al,V3+)6Al8(PO4)8F8(OH)2 · 22H2O Orth. m m m _(_2/_m_2/_m_2/m )
8.DC.60 Cloncurryite Cu0.5(VO)0.5Al2(PO4)2F2 · 5H2O Mon. 2/m : _P_21/b
8.DC.62 Kenngottite Mn2+3Fe3+4(PO4)4(OH)6(H2O)2 Mon. 2/m : _P_2/b
8.DC.67 Molinelloite Cu(H2O)(OH)V4+O(V5+O4) Tric. 1 : _P_1
8.DC.70 Whitecapsite H16Fe2+5Fe3+14Sb3+6(AsO4)18O16 · 120H2O Hex. 6/m : _P_63/m
8.DC.75 Heimite PbCu2(AsO4)(OH)3 · 2H2O Mon. 2/m
8.DC.80 Lednevite Cu[PO3(OH)] · H2O Mon. 2/m : _P_21/b

Fluorescence of UshkoviteHide

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Other InformationHide

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Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

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References for UshkoviteHide

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Localities for UshkoviteHide

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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

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- 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.

Argentina
Salta Province La Poma Department ⓘ El Quemado mining district M. A. Galliski (1981)
ⓘ El Peñón deposit M. A. Galliski (1981) +1 other reference
ⓘ Nevado de Palermo Canadian Mineralogist 40:929-937.
Australia
South Australia Light Regional Council Koonunga ⓘ Tom's Quarry V. Peisley & P. Elliott in prep
Pastoral Unincorporated Area Bimbowrie Conservation Park Old Boolcoomata Station White Rock Feldspar Mine ⓘ White Rock No. 2 pegmatite Kampf et al. (2018)
Brazil
Minas Gerais Conselheiro Pena Barra do Cuieté ⓘ Boa Vista pegmatite Bermanec et al. (2011)
ⓘ Eduardo claim Scholz et al. (2014)
Divino das Laranjeiras ⓘ Linópolis Reiner Mielke
ⓘ João Firmino claim In Coll. M. Slama
ⓘ Galiléia
Sapucaia do Norte ⓘ Sapucaia mine SEM-EDS by Joy Desor
Itinga ⓘ Jenipapo pegmatite field ...
Taquaral Piauí valley ⓘ Ponte do Piauí claim Luis Menezes +1 other reference
ⓘ Taquaral Seco mine from my personal field trip
Canada
Yukon Dawson mining district ⓘ Rapid Creek Jewel Tunnel specimens
Japan
Hyogo Prefecture Kobe city Nishi-ku ⓘ Katada Yamada (2004)
ⓘ Oshibedani Ganko-Gakkai Koen-Yoshi (Abstracts of the Meetings of Japanese Association of Mineralogists...)
Namibia
Erongo Region Dâures Constituency ⓘ Sandamap North Farm 115 von Bezing (2007)
ⓘ Sandamap pegmatite Dunn (1985)
Russia (TL)
Chelyabinsk Oblast Argayashsky District Bol'shoi Tatkul' Lake ⓘ Pit No. 232 (TL) Pekov (1998)
Spain
Castile and Leon Salamanca Garcirrey ⓘ Julita quarry (Cañada pegmatite) Calvo Rebollar et al. (2022)
USA
Maine Oxford County Newry ⓘ Dunton Gem Quarry King et al. (1994) +1 other reference
New Hampshire Grafton County Groton ⓘ Charles Davis Mine Rocks & Min. 80:251
ⓘ Palermo No. 1 Mine NIZAMOFF et al. (2004)
ⓘ Palermo No. 2 Mine Geological Society of America Abstracts ... +2 other references
Sullivan County Newport ⓘ Chandlers Mill Quarry ? King (n.d.)
South Dakota Custer County Custer Mining District Fourmile ⓘ Tip Top Mine Kampf et al. (2008)