Coconinoite
A valid IMA mineral species
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About Coconinoite
Logo of Coconino County, Arizona, USA
Formula:
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2 · 20H2O
Colour:
Pale creamy yellow
Specific Gravity:
2.70
Crystal System:
Monoclinic
Name:
Named for Coconino county, Arizona, USA, which includes the type locality.
Co-Type Localities:
ⓘ Huskon No. 7 Mine [MP No. 65 Mine] (Huskon No. 7 - Yazzie No. 102 Mine; Yazzie No. 102 Mine), Huskon Mines (Huskon group), Cameron, Cameron Mining District, Coconino County, Arizona, USA
ⓘ Sun Valley Mine (Jay Rird claims), Marble Canyon, Vermillion Cliffs Mining District, Coconino County, Arizona, USA
ⓘ Sun Valley Mine (Jay Rird claims), Marble Canyon, Vermillion Cliffs Mining District, Coconino County, Arizona, USA
This page provides mineralogical data about Coconinoite.
Unique Identifiers
Mindat ID:
1102
Long-form identifier:
mindat:1:1:1102:6
GUID
(UUID V4):
(UUID V4):
0a844532-0b57-454d-aff3-828bba0840c4
IMA Classification of Coconinoite
Approved
Approval year:
1965
First published:
1966
Classification of Coconinoite
8.EB.35
8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
B : UO2:RO4 = 1:1
8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
B : UO2:RO4 = 1:1
43.5.5.1
43 : COMPOUND PHOSPHATES, ETC.
5 : Hydrated Compound Phosphates, etc·, Containing Hydroxyl or Halogen
43 : COMPOUND PHOSPHATES, ETC.
5 : Hydrated Compound Phosphates, etc·, Containing Hydroxyl or Halogen
22.3.20
22 : Phosphates, Arsenates or Vanadates with other Anions
3 : Phosphates, arsenates or vanadates with sulphates
22 : Phosphates, Arsenates or Vanadates with other Anions
3 : Phosphates, arsenates or vanadates with sulphates
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Coc | 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 Coconinoite
Transparency:
Translucent
Colour:
Pale creamy yellow
Comment:
Soft
Density:
2.70 g/cm3 (Measured) 2.68 g/cm3 (Calculated)
Optical Data of Coconinoite
Type:
Biaxial (-)
RI values:
nα = 1.550 nβ = 1.588 nγ = 1.590
2V:
Measured: 28° to 43°, Calculated: 24°
Max Birefringence:
δ = 0.040
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v strong
Pleochroism:
Visible
Comments:
X= colorless
Y=Z= pale yellow
Y=Z= pale yellow
Chemistry of Coconinoite
Mindat Formula:
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2 · 20H2O
Common Impurities:
Fe,Cr
Crystallography of Coconinoite
Crystal System:
Monoclinic
Cell Parameters:
a = 12.45(6) Å, b = 12.96(3) Å, c = 17.22(5) Å
β = 105.7°
β = 105.7°
Ratio:
a:b:c = 0.961 : 1 : 1.329
Unit Cell V:
2,674.82 ų (Calculated from Unit Cell)
Morphology:
Lathlike to platy grains, microcrystalline aggregates, seams, crusts.
Comment:
Tentative cell (from Belova et al., 1993); probable space group: C2/c or Cc.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 12.3 Å | (8) |
| 11.1 Å | (100) |
| 9.2 Å | (3) |
| 8.66 Å | (8) |
| 8.40 Å | (3) |
| 7.66 Å | (8) |
| 7.28 Å | (3) |
| 6.24 Å | (2) |
| 5.91 Å | (3) |
| 5.64 Å | (18) |
| 5.56 Å | (40) |
| 5.02 Å | (9) |
| 4.59 Å | (14) |
| 4.50 Å | (3) |
| 4.31 Å | (10) |
| 4.21 Å | (2) |
| 4.17 Å | (4) |
| 4.05 Å | (7) |
| 3.97 Å | (3) |
| 3.91 Å | (6) |
| 3.82 Å | (5) |
| 3.77 Å | (7) |
| 3.71 Å | (12) |
| 3.46 Å | (2) |
| 3.39 Å | (5) |
| 3.36 Å | (1) |
| 3.30 Å | (20) |
| 3.26 Å | (1) |
| 3.18 Å | (6) |
| 3.12 Å | (3b) |
| 3.04 Å | (1) |
| 3.00 Å | (5) |
| 2.84 Å | (7) |
| 2.80 Å | (4) |
| 2.67 Å | (7) |
| 2.56 Å | (3b) |
Comments:
ICDD 25-16. Also numerous weak lines down to 1.040 (See Young, 1966).
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47b : [Sulfates and sulfites] | |
| 47c : [Carbonates, phosphates, borates, nitrates] | |
| 47f : [Uranyl (U⁶⁺) minerals] |
Type Occurrence of Coconinoite
Co-Type Localities:
ⓘ Huskon No. 7 Mine [MP No. 65 Mine] (Huskon No. 7 - Yazzie No. 102 Mine; Yazzie No. 102 Mine), Huskon Mines (Huskon group), Cameron, Cameron Mining District, Coconino County, Arizona, USA
ⓘ Sun Valley Mine (Jay Rird claims), Marble Canyon, Vermillion Cliffs Mining District, Coconino County, Arizona, USA
ⓘ Sun Valley Mine (Jay Rird claims), Marble Canyon, Vermillion Cliffs Mining District, Coconino County, Arizona, USA
Geological Setting of Type Material:
In seams 1 mm or less thick, mostly along bedding planes of a light-colored, arkosic, fine-grained, poorly sorted & thinly bedded sandstone.
Reference:
Young, E. J., Weeks, A. D. & Meyrowitz, R. (1966) Coconinoite, a new mineral from Utah and Arizona. American Mineralogist: 51: 651-663.
Synonyms of Coconinoite
Other Language Names for Coconinoite
German:Coconinoit
Spanish:Coconinoita
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
| 8.EB. | Meta-autunite Group | A1-2(UO2)2(TO4)2 · 5-10H2O |
| 8.EB.05 | Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| 8.EB.05 | Heinrichite | Ba(UO2)2(AsO4)2 · 10H2O |
| 8.EB.05 | Kahlerite | Fe(UO2)2(AsO4)2 · 12H2O |
| 8.EB.05 | Hydronováčekite | Mg(UO2)2(AsO4)2 · 12H2O |
| 8.EB.05 | Saléeite | Mg(UO2)2(PO4)2 · 10H2O |
| 8.EB.05 | Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| 8.EB.05 | Uranocircite | Ba(UO2)2(PO4)2 · 10H2O |
| 8.EB.05 | Uranospinite | Ca(UO2)2(AsO4)2 · 10H2O |
| 8.EB.05 | Xiangjiangite | (Fe3+,Al)(UO2)4(PO4)2(SO4)2(OH) · 22H2O |
| 8.EB.05 | Zeunerite | Cu(UO2)2(AsO4)2 · 12H2O |
| 8.EB.05 | Metarauchite | Ni(UO2)2(AsO4)2 · 8H2O |
| 8.EB.05 | Nováčekite | Mg(UO2)2(AsO4)2 · 10H2O |
| 8.EB.05 | Rauchite | Ni(UO2)2(AsO4)2 · 10H2O |
| 8.EB.10 | Bassetite | Fe2+(UO2)2(PO4)2 · 10H2O |
| 8.EB.10 | Lehnerite | Mn2+(UO2)2(PO4)2 · 8H2O |
| 8.EB.10 | Meta-autunite | Ca(UO2)2(PO4)2 · 6H2O |
| 8.EB.10 | Metasaléeite | Mg(UO2)2(PO4)2 · 8H2O |
| 8.EB.10 | Metauranocircite | Ba(UO2)2(PO4)2 · 7H2O |
| 8.EB.10 | Metauranospinite | Ca(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Metaheinrichite | Ba(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Metakahlerite | Fe2+(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Metakirchheimerite | Co(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Metanováčekite | Mg(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Metatorbernite | Cu(UO2)2(PO4)2 · 8H2O |
| 8.EB.10 | Metazeunerite | Cu(UO2)2(AsO4)2 · 8H2O |
| 8.EB.10 | Przhevalskite | Pb2(UO2)3(PO4)2(OH)4 · 3H2O |
| 8.EB.10 | Pseudo-autunite | (H3O)4Ca2(UO2)2(PO4)4 · 5H2O |
| 8.EB.10 | Metanatroautunite | Na(UO2)(PO4)(H2O)3 |
| 8.EB.15 | Abernathyite | K(UO2)(AsO4) · 3H2O |
| 8.EB.15 | Chernikovite | (H3O)2(UO2)2(PO4)2 · 6H2O |
| 8.EB.15 | Meta-ankoleite | K2(UO2)2(PO4)2 · 6H2O |
| 8.EB.15 | Natrouranospinite | Na2(UO2)2(AsO4)2 · 5H2O |
| 8.EB.15 | Trögerite | (H3O)(UO2)(AsO4) · 3H2O |
| 8.EB.15 | Uramphite | (NH4)2(UO2)2(PO4)2 · 6H2O |
| 8.EB.15 | Uramarsite | (NH4)(UO2)(AsO4) · 3H2O |
| 8.EB.20 | Threadgoldite | Al(UO2)2(PO4)2(OH) · 8H2O |
| 8.EB.20 | Chistyakovaite | Al(UO2)2(AsO4)2(F,OH) · 6.5H2O |
| 8.EB.25 | Arsenuranospathite | Al(UO2)2(AsO4)2F · 20H2O |
| 8.EB.25 | Uranospathite | (Al,◻)(UO2)2(PO4)2F · 20(H2O,F) |
| 8.EB.30 | Vochtenite | (Fe2+,Mg)Fe3+(UO2)4(PO4)4(OH) · 12-13H2O |
| 8.EB.40 | Ranunculite | HAl(UO2)(PO4)(OH)3 · 4H2O |
| 8.EB.45 | Triangulite | Al3(UO2)4(PO4)4(OH)5 · 5H2O |
| 8.EB.50 | Furongite | Al13(UO2)7(PO4)13(OH)14 · 58H2O |
| 8.EB.55 | Sabugalite | HAl(UO2)4(PO4)4 · 16H2O |
| 8.EB.60 | Horákite | (Bi7O7OH)[(UO2)4(PO4)2(AsO4)2(OH)2] · 3.5H2O |
Other Information
Health Risks:
Radioactive
Internet Links for Coconinoite
mindat.org URL:
https://www.mindat.org/min-1102.html
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References for Coconinoite
Localities for Coconinoite
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Argentina | |
| O. Morello y C. N. Reyes Encinas (1990) |
| O. Morello y C. N. Reyes Encinas (1990) | |
| M. E. Saulnier y F. Greco (1988) | |
Italy | |
| Lecca et al. (2011) |
Switzerland | |
| Meisser (2012) |
USA | |
| Young et al. (1966) +1 other reference |
| Young et al. (1966) +1 other reference |
| Young et al. (1966) +1 other reference |
| Young et al. (1966) |
| Young et al. (1966) +1 other reference |
| Mineralogical Society of America - ... | |
Uzbekistan | |
| Belova +6 other references |
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