Odinite
A valid IMA mineral species
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Formula:
(Fe,Mg,Al,Fe,Ti,Mn)2.4((Si,Al)2O5)(OH)4
Colour:
Silky green to dark green
Lustre:
Silky, Earthy
Hardness:
2½
Crystal System:
Monoclinic
Member of:
Name:
For French clay mineralogist Gilles Serge Odin (May 31, 1942 in Arcis sur Aube, France -), University P. and M. Curie, Paris, France, who did the initial work on this mineral.
Type Locality:
Kaolinite-Serpentine Group.
Note: odinite can also refer to a basaltic dyke rock with primarily anorthite (labradorite) and some augite in a groundmass of fine grained hornblende and minor quartz.
Note: odinite can also refer to a basaltic dyke rock with primarily anorthite (labradorite) and some augite in a groundmass of fine grained hornblende and minor quartz.
Unique Identifiers
Mindat ID:
2957
Long-form identifier:
mindat:1:1:2957:1
GUID
(UUID V4):
(UUID V4):
54478159-6ac4-4c0d-9b60-318268aaaebc
IMA Classification of Odinite
Classification of Odinite
9.ED.05
9 : SILICATES (Germanates)
E : Phyllosilicates
D : Phyllosilicates with kaolinite layers composed of tetrahedral and octahedral nets
9 : SILICATES (Germanates)
E : Phyllosilicates
D : Phyllosilicates with kaolinite layers composed of tetrahedral and octahedral nets
71.1.1.5
71 : PHYLLOSILICATES Sheets of Six-Membered Rings
1 : Sheets of 6-membered rings with 1:1 layers
71 : PHYLLOSILICATES Sheets of Six-Membered Rings
1 : Sheets of 6-membered rings with 1:1 layers
16.19.16
16 : Silicates Containing Aluminum and other Metals
19 : Aluminosilicates of Fe and Mg
16 : Silicates Containing Aluminum and other Metals
19 : Aluminosilicates of Fe and Mg
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Symbol | Source | Reference |
---|---|---|
Odn | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Odn | Warr (2020) | Warr, L.N. (2020) Recommended abbreviations for the names of clay minerals and associated phases. Clay Minerals, 55, 261–264 doi:10.1180/clm.2020.30 |
Physical Properties of Odinite
Silky, Earthy
Transparency:
Opaque
Colour:
Silky green to dark green
Streak:
Gray green
Hardness:
2½ on Mohs scale
Optical Data of Odinite
Type:
Biaxial
Dispersion:
r > v strong
Chemistry of Odinite
Mindat Formula:
(Fe,Mg,Al,Fe,Ti,Mn)2.4((Si,Al)2O5)(OH)4
Crystallography of Odinite
Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Setting:
Cm
Comment:
1M (Cm) and 1A (P31m) polytypes.
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.15 Å | (100) |
4.65 Å | (40) |
4.53 Å | (20) |
3.58 Å | (85) |
2.67 Å | (40) |
2.41 Å | (30) |
1.552 Å | (65) |
Comments:
Mixed monoclinic and hexagonal polytypes.
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-𝑇 alteration and/or metamorphism | |
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Odinite
Geological Setting of Type Material:
Recent sediments on continental margins.
Synonyms of Odinite
Other Language Names for Odinite
Relationship of Odinite to other Species
Member of:
Other Members of this group:
Greenalite | (Fe2+,Fe3+)2-3Si2O5(OH)4 | Mon. |
Kaolinite Subgroup | Al2Si2O5(OH)4 | |
Manandonite | Li2Al4(Si2AlB)O10(OH)8 | Orth. 2 2 2 : C2 2 21 |
Serpentine Subgroup | D3[Si2O5](OH)4 |
Related Minerals - Strunz-mindat Grouping
9.ED. | Clinochrysotile | |
9.ED.05 | Dickite | Al2(Si2O5)(OH)4 |
9.ED.05 | Kaolinite | Al2(Si2O5)(OH)4 |
9.ED.05 | Nacrite | Al2(Si2O5)(OH)4 |
9.ED.10 | Halloysite | Al2(Si2O5)(OH)4 |
9.ED.10 | Hisingerite | Fe3+2(Si2O5)(OH)4 · 2H2O |
9.ED.10 | Hydrohalloysite | Al2Si2O5(OH)4 · 2H2O |
9.ED.15 | Amesite | Mg2Al(AlSiO5)(OH)4 |
9.ED.15 | Antigorite | Mg3(Si2O5)(OH)4 |
9.ED.15 | Berthierine | (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4 |
9.ED.15 | Brindleyite | (Ni,Al)3(Si,Al)2O5(OH)4 |
9.ED.15 | Caryopilite | Mn2+3Si2O5(OH)4 |
9.ED.15 | Cronstedtite | Fe2+2Fe3+((Si,Fe3+)2O5)(OH)4 |
9.ED.15 | Fraipontite | (Zn,Al)3((Si,Al)2O5)(OH)4 |
9.ED.15 | Greenalite | (Fe2+,Fe3+)2-3Si2O5(OH)4 |
9.ED.15 | Kellyite | Mn2+2Al(AlSiO5)(OH)4 |
9.ED.15 | Lizardite | Mg3(Si2O5)(OH)4 |
9.ED.15 | Manandonite | Li2Al4(Si2AlB)O10(OH)8 |
9.ED.15 | Népouite | Ni3Si2O5(OH)4 |
9.ED.15 | Pecoraite | Ni3(Si2O5)(OH)4 |
9.ED.15 | Guidottiite | Mn2Fe3+(Fe3+SiO5)(OH)4 |
9.ED.15 va | Chromoamesite | Mg2(Al,Cr)(AlSiO5)(OH)4 |
9.ED.20 | Allophane | (Al2O3)(SiO2)1.3-2 · 2.5-3H2O |
9.ED.20 | Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
9.ED.20 | Imogolite | Al2SiO3(OH)4 |
9.ED.20 | Neotocite | (Mn,Fe,Mg)SiO3 · H2O |
9.ED.25 | Bismutoferrite | Fe3+2Bi(SiO4)2(OH) |
9.ED.25 | Chapmanite | Fe3+2Sb3+(Si2O5)O3(OH) |
9.ED.30 | Pianlinite | Al2Si2O6(OH)2 |
Other Information
Thermal Behaviour:
DTA endothermic reactions at 125, 410, 550, 710
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 Odinite
mindat.org URL:
https://www.mindat.org/min-2957.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Odinite
Localities for Odinite
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).
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.
All localities listed without proper references should be considered as questionable.
Czech Republic | |
| Fojt B.: Ba-minerály železnorudné ... +1 other reference |
France | |
| Bailey (1988) |
Guinea (TL) | |
| Bailey (1988) |
USA | |
| Flis et al. (2015) |
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