Scrutinyite (original) (raw)

A valid IMA mineral species

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About ScrutinyiteHide

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Colour:

Dark reddish brown, clove-brown, red on thin edges

Specific Gravity:

9.867 (Calculated)

Crystal System:

Orthorhombic

Name:

Named from the word "scrutiny," referring to the care required to making the initial identification of the mineral.

A secondary lead oxide difficult to distinguish from plattnerite.
An oxidation product in lead piping and oil paintings.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:3598:5

bf6c84cc-b69a-4da5-a9a5-285c5c82d062

IMA Classification of ScrutinyiteHide

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Type description reference:

Taggart, J.E., Foord, E.E., Rosenzweig, A., Hanson, T. (1988) Scrutinyite, natural occurrences of αPbO2 from Bingham, New Mexico, U.S.A., and Mapimi, Mexico. The Canadian Mineralogist, 26, 905-910.

Classification of ScrutinyiteHide

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4.DB.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
B : With medium-sized cations; chains of edge-sharing octahedra

4.4.6.2

4 : SIMPLE OXIDES
4 : AX2

7.11.24

7 : Oxides and Hydroxides
11 : Oxides of Sn and Pb

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
Sny 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 ScrutinyiteHide

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Transparency:

Translucent, Opaque

Colour:

Dark reddish brown, clove-brown, red on thin edges

Cleavage:

Perfect
{100}, perfect; {010}, imperfect (forms by analogy to columbite).

Density:

9.867 g/cm3 (Calculated)

Optical Data of ScrutinyiteHide

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Anisotropism:

Weak with a bluish color

Bireflectance:

Very weak, grey-white to bluish grey-white

Reflectivity:

Wavelength R1 R2
546nm 17.9% 18.8%
589nm 17.0% 17.9%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 18.8%.
R1 shown in black, R2 shown in red

Colour in reflected light:

Grey-white

Internal Reflections:

Reddish brown

Chemistry of ScrutinyiteHide

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Crystallography of ScrutinyiteHide

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Crystal System:

Orthorhombic

Class (H-M):

m m m _(_2/_m_2/_m_2/m ) - Dipyramidal

Cell Parameters:

a = 4.971(2) Å, b = 5.956(2) Å, c = 5.438(2) Å

Ratio:

a:b:c = 0.835 : 1 : 0.913

Unit Cell V:

161.00 ų (Calculated from Unit Cell)

Morphology:

Tabular crystals up to 30 micron.

Crystal StructureHide

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ID Species Reference Link Year Locality Pressure (GPa) Temp (K)
0011770 Scrutinyite Wyckoff R W G (1963) Second edition. Interscience Publishers, New York, New York Crystal Structures 1 239-444 1963 0 293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
3.816 Å (40)
3.497 Å (30)
3.117 Å (100)
2.722 Å (50)
1.840 Å (80)
1.635 Å (40)
1.527 Å (50)

Geological EnvironmentHide

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Type Occurrence of ScrutinyiteHide

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General Appearance of Type Material:

Euhedral crystals 25-30 microns across and 1-2 microns thick.

Place of Conservation of Type Material:

National Museum of Natural History, Washington, D.C., USA, 165479.

Geological Setting of Type Material:

Oxidation product of hydrothermal mineralization.

Associated Minerals at Type Locality:

Reference:

Taggart, J.E., Foord, E.E., Rosenzweig, A., Hanson, T. (1988) Scrutinyite, natural occurrences of αPbO2 from Bingham, New Mexico, U.S.A., and Mapimi, Mexico. The Canadian Mineralogist, 26, 905-910.

Synonyms of ScrutinyiteHide

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Other Language Names for ScrutinyiteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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4.DB. Nioboheftetjernite ScNbO4 Mon. 2/m : _P_21/b
4.DB. Shakhdaraite-(Y) ScYNb2O8 Mon. 2/m : _P_2/b
4.DB. Nioboixiolite-(Mn2+) (Nb0.67Mn2+0.33)O2 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB. Nioboixiolite-([]) (Nb0.8◻0.2)4+O2 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.05 Argutite GeO2 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Cassiterite SnO2 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Plattnerite PbO2 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Pyrolusite Mn4+O2 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Rutile TiO2 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Tripuhyite Fe3+Sb5+O4 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.05 Tugarinovite MoO2 Mon. 2/m : _P_21/b
4.DB.05 Varlamoffite Sn1-xFexO2-x(OH)
4.DB.10 Byströmite MgSb2O6 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_4/n m m
4.DB.10 Tapiolite-(Fe) Fe2+Ta2O6 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.10 Tapiolite-(Mn) Mn2+Ta2O6 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.10 Ordoñezite ZnSb2O6 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.10 Tredouxite NiSb2O6 Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _P_42/m n m
4.DB.15b Akhtenskite ε-Mn4+O2 Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c
4.DB.15c Nsutite (Mn4+,Mn2+)(O,OH)2 Hex.
4.DB.15a Paramontroseite V4+O2 Orth. m m m _(_2/_m_2/_m_2/m )
4.DB.15a Ramsdellite Mn4+O2 Orth. m m m _(_2/_m_2/_m_2/m )
4.DB.25 Ishikawaite U4+Fe2+Nb2O8 Mon.
4.DB.25 Samarskite-(Y) YFe3+Nb2O8 Mon. 2/m : _P_2/b
4.DB.25 Srilankite ZrTi2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.25 Yttrocolumbite-(Y) Y(U4+,Fe2+)Nb2O8
4.DB.25 Calciosamarskite (Ca,U4+)Fe3+(Nb,Ta,Ti)2O8 Orth. m m m _(_2/_m_2/_m_2/m )
4.DB.25 Samarskite-(Yb) YbFe3+(Nb,Ta)2O8 Mon. 2/m : _P_2/b
4.DB.25 Ixiolite-(Fe2+) (Ta0.67Fe2+0.33)O2 Orth.
4.DB.25 Ixiolite-(Mn2+) (Ta0.67Mn2+0.33)O2 Orth.
4.DB.30 Ferberite FeWO4 Mon. 2/m : _P_2/b
4.DB.30 Hübnerite MnWO4 Mon. 2/m : _P_2/b
4.DB.30 Sanmartinite (Zn,Fe)WO4 Mon. 2/m : _P_21/b
4.DB.30 Krasnoselskite CoWO4 Mon.
4.DB.30 Heftetjernite ScTaO4 Mon. 2/m : _P_2/b
4.DB.30 Huanzalaite MgWO4 Mon. 2/m : _P_2/b
4.DB.30 va Wolframite Group
4.DB.30 Rossovskyite (Fe3+,Ta)(Nb,Ti)O4 Mon. 2/m : _P_2/b
4.DB.35 Columbite-(Fe) Fe2+Nb2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.35 Tantalite-(Fe) Fe2+Ta2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.35 Columbite-(Mn) Mn2+Nb2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.35 Tantalite-(Mn) Mn2+Ta2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.35 Columbite-(Mg) (Mg,Fe,Mn)(Nb,Ta)2O6 Orth.
4.DB.35 Qitianlingite (Fe,Mn)2(Nb,Ta)2WO10 Orth. m m m _(_2/_m_2/_m_2/m )
4.DB.35 Tantalite-(Mg) (Mg,Fe2+)(Ta,Nb)2O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.35 Tantalaeschynite-(Ce) Ce(TiTa)O6 Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
4.DB.40 Ferrowodginite Fe2+Sn4+Ta2O8 Mon. 2/m : _B_2/b
4.DB.40 Lithiotantite LiTa3O8 Mon. 2/m : _P_21/b
4.DB.40 Lithiowodginite LiTa3O8 Mon. 2/m : _B_2/b
4.DB.40 Titanowodginite Mn2+TiTa2O8 Mon. 2/m : _B_2/b
4.DB.40 Wodginite Mn2+Sn4+Ta2O8 Mon. 2/m : _B_2/b
4.DB.40 Ferrotitanowodginite Fe2+TiTa2O8 Mon. 2/m : _B_2/b
4.DB.40 Tantalowodginite (Mn2+0.5◻0.5)TaTa2O8 Mon. 2/m : _B_2/b
4.DB.40 Wolframowodginite Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb)2O8
4.DB.45 Tivanite V3+TiO3(OH) Mon. 2/m : _P_21/b
4.DB.50 Carmichaelite (Ti,Cr,Fe)[O2-x(OH)x] Mon. 2/m : _P_21/b
4.DB.55 Alumotantite AlTaO4 Orth. m m m _(_2/_m_2/_m_2/m ) : P b c n
4.DB.60 Biehlite ((Sb,As)O)2[MoO4] Mon. 2/m : _B_2/b

Fluorescence of ScrutinyiteHide

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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 ScrutinyiteHide

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Reference List:

Taggart, J.E., Foord, E.E., Rosenzweig, A., Hanson, T. (1988) Scrutinyite, natural occurrences of αPbO2 from Bingham, New Mexico, U.S.A., and Mapimi, Mexico. The Canadian Mineralogist, 26, 905-910.

Localities for ScrutinyiteHide

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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.

Greece
Attica East Attica Lavreotiki Lavrion Mining District Agios Konstantinos (Kamariza) Kamariza Mines (Kamareza Mines) ⓘ Hilarion Mine
Lophos Agrileza mines ⓘ Fernando Mine No. 1 62 +2 other references
Mexico
Durango Mapimí Municipality Mapimí ⓘ Ojuela Mine Taggart et al. (1988) +2 other references
Namibia
Kunene Region Opuwo Rural ⓘ Van der Plas Mine ? Brandstätter +4 other references
Serbia
Central Serbia Moravica District Gornji Milanovac ⓘ Rudnik Mine (Mount Rudnik; Rudnik Deposit) Pačevski et al. (2018)
Spain
Catalonia Tarragona Baix Camp L'Argentera ⓘ Tres Hermanos Mine Joan Abella i Creus (Joanabellacreus@gmail.com)
USA
Nevada White Pine County Muncy Creek Mining District ⓘ Grand Deposit Mine Castor et al. (2004)
New Mexico Socorro County ⓘ Hansonburg District Northrop et al. (1996)
Bingham Blanchard Mine ⓘ Sunshine No. 1 Adit (TL) Canadian Mineralogist (1988)
ⓘ Mex-Tex Mine DeMark et al. (1999)
ⓘ Snake Pit Mine King et al. (1995)