Vestaite
A valid IMA mineral species
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Formula:
(Ti4+Fe2+)Ti4+3O9
Crystal System:
Monoclinic
Name:
Named after asteroid 4 Vesta. Vestaite was found in a meteorite of the howardite-eucrite-diogenite (HED) clan, all thought to have originated from the crust of the asteroid Vesta.
Type Locality:
Unique Identifiers
Mindat ID:
52576
Long-form identifier:
mindat:1:1:52576:3
GUID
(UUID V4):
(UUID V4):
6400e948-3d3f-4a6d-b575-a0c75b69276c
IMA Classification of Vestaite
Approved
Approval year:
2017
First published:
2018
Classification of Vestaite
4.CB.35
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
B : With medium-sized cations
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
B : With medium-sized cations
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 |
---|---|---|
Vst | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Chemistry of Vestaite
Mindat Formula:
(Ti4+Fe2+)Ti4+3O9
Elements listed:
Crystallography of Vestaite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 17.03(2) Å, b = 4.98(1) Å, c = 7.08(1) Å
β = 106.3(2)°
β = 106.3(2)°
Ratio:
a:b:c = 3.42 : 1 : 1.422
Unit Cell V:
576.32 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
4.084 Ã… | (44) |
3.398 Ã… | (60) |
2.880 Ã… | (77) |
2.732 Ã… | (100) |
2.425 Ã… | (42) |
1.705 Ã… | (38) |
1.694 Ã… | (50) |
1.643 Ã… | (48) |
Comments:
From Type Description.
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 2: Planetesimal differentiation and alteration | 4.566-4.550 |
6 : Secondary asteroid phases | 4.566-4.560 |
Type Occurrence of Vestaite
General Appearance of Type Material:
Euhedral to subhedral crystals, ~0.2–0.5 µm in width and up to ~2.5 µm in length with normally columnar to platy habit.
Place of Conservation of Type Material:
Type material is deposited in the mineralogical collections of the Friedrich Schiller University Jena, Sellierstrasse 6, 07745 Jena, Germany, catalogue numbers 42073 and 42074.
Empirical Formula of Type Material:
(Ti4+0.73Fe2+0.63Al0.60Mn0.03Mg0.02Cr0.01)Ti4+3O9
Geological Setting of Type Material:
In shock melt pockets of eucrite meteorite
Associated Minerals at Type Locality:
Reference:
Pang, R.-L., Harries, D., Pollok, K., Zhang, Ai-C., Langenhorst, F. (2018) Vestaite, (Ti4+Fe2+)Ti34+O9, a new mineral in the shocked eucrite Northwest Africa 8003. American Mineralogist: 103: 1502–1511.
Synonyms of Vestaite
Related Minerals - Strunz-mindat Grouping
4.CB. | Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
4.CB. | Magnesiohögbomite-6N12S | Mg5Al11TiO23(OH) |
4.CB. | Zhenruite | (MoO3)2 · H2O |
4.CB. | Pengite | (Pb8Sb3+3)Σ11Sb5+9O35 |
4.CB. | Virgilluethite | MoO3 · H2O |
4.CB.05 | Brizziite | NaSb5+O3 |
4.CB.05 | Corundum | Al2O3 |
4.CB.05 | Ecandrewsite | (Zn,Fe2+,Mn2+)TiO3 |
4.CB.05 | Eskolaite | Cr2O3 |
4.CB.05 | Geikielite | MgTiO3 |
4.CB.05 | Hematite | Fe2O3 |
4.CB.05 | Ilmenite | Fe2+TiO3 |
4.CB.05 | Karelianite | V3+2O3 |
4.CB.05 | Melanostibite | Mn2+2Fe3+Sb5+O6 |
4.CB.05 | Pyrophanite | Mn2+TiO3 |
4.CB.05 | Akimotoite | (Mg,Fe2+)SiO3 |
4.CB.05 | Auroantimonate | AuSbO3 |
4.CB.05 | UM1998-11-O-AuHSb | Au+2Sb3+O2(OH) |
4.CB.05 | Tistarite | Ti3+2O3 |
4.CB.05 | Unnamed (Fe-Cr Oxide) | FeCrO3 |
4.CB.05 | Hemleyite | (Fe2+0.48Mg0.37Ca0.04Na0.04Mn2+0.03Al0.03Cr3+0.01)sum=1.00Si1.00O3 |
4.CB.10 | Avicennite | Tl2O3 |
4.CB.10 | Bixbyite-(Mn) | Mn3+2O3 |
4.CB.10 | Bixbyite-(Fe) | (Fe,Mn)2O3 |
4.CB.15 | Armalcolite | (Mg,Fe2+)Ti2O5 |
4.CB.15 | Sassite | Ti3+2Ti4+O5 |
4.CB.15 | Pseudobrookite | Fe2TiO5 |
4.CB.15 | Ferropseudobrookite | Fe2+Ti2O5 |
4.CB.15 | Griffinite | Al2TiO5 |
4.CB.15 | Pseudobrookite Group | |
4.CB.20 | Zincohögbomite-2N2S | [(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2 |
4.CB.20 | Zincohögbomite-2N6S | [(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2 |
4.CB.20 | Magnesiohögbomite-6N6S | [(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6 |
4.CB.20 | Magnesiohögbomite-2N3S | [(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2 |
4.CB.20 | Magnesiohögbomite-2N2S | [(Mg,Fe2+)3[Al7(Ti,Fe3+)]O15(OH)]2 |
4.CB.20 | Ferrohögbomite-6N12S | [(Fe2+,Mg,Zn)5(Al,Ti,Fe3+)12O23(OH)]6 |
4.CB.20 | Magnesiohögbomite-2N4S | (Mg8.43Fe2+1.57)sum=10Al22Ti4+2O46(OH)2 |
4.CB.20 | Magnesiobeltrandoite-2N3S | (Mg6Al2)(Al18Fe3+2)O38(OH)2 |
4.CB.20 | Zincovelesite-6N6S | Zn3(Fe3+,Mn3+,Al,Ti)8O15(OH) |
4.CB.25 | Pseudorutile | Fe2Ti3O9 |
4.CB.25 | Kleberite | FeTi6O11(OH)5 |
4.CB.30 | Berdesinskiite | V3+2TiO5 |
4.CB.30 | Oxyvanite | V3+2V4+O5 |
4.CB.30 | Kaitianite | Ti3+2Ti4+O5 |
4.CB.35 | Olkhonskite | (Cr,V)2Ti3O9 |
4.CB.35 | Schreyerite | V3+2Ti3O9 |
4.CB.35 | Machiite | Al2Ti3O9 |
4.CB.40 | Kamiokite | Fe2Mo3O8 |
4.CB.40 | Nolanite | V3+8Fe3+2O14(OH)2 |
4.CB.40 | Rinmanite | Zn2Sb2Mg2Fe4O14(OH)2 |
4.CB.40 | Iseite | Mn2Mo3O8 |
4.CB.40 | Majindeite | Mg2Mo3O8 |
4.CB.45 | Claudetite | As2O3 |
4.CB.45 | Stibioclaudetite | AsSbO3 |
4.CB.50 | Arsenolite | As2O3 |
4.CB.50 | Senarmontite | Sb2O3 |
4.CB.55 | Valentinite | Sb2O3 |
4.CB.60 | Bismite | Bi2O3 |
4.CB.65 | Sphaerobismoite | Bi2O3 |
4.CB.70 | Sillénite | Bi12SiO20 |
4.CB.75 | Kyzylkumite | V3+Ti2O5(OH) |
4.CB.80 | Tietaiyangite | Fe3+4Fe2+TiO9 |
4.CB.85 | Liuite | FeTiO3 |
4.CB.90 | Luogufengite | Fe2O3 |
4.CB.95 | Wangdaodeite | FeTiO3 |
Other Information
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 Vestaite
mindat.org URL:
https://www.mindat.org/min-52576.html
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References for Vestaite
Localities for Vestaite
ⓘ - 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.
Morocco (TL) | |
| Mineralogical Magazine: 81: 1577–1581 +3 other references |
4 Vesta, Main Belt Asteroids, Outer Space