Yuchuanite-(Y)
A valid IMA mineral species
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Formula:
Y2(CO3)3 · H2O
Colour:
colorless
Lustre:
Vitreous
Hardness:
4
Specific Gravity:
3.62 (Calculated)
Crystal System:
Triclinic
Type Locality:
Unique Identifiers
Mindat ID:
470688
Long-form identifier:
mindat:1:1:470688:1
Similar Names
| Muchuanite | A discredited species name |
IMA Classification of Yuchuanite-(Y)
Approved
IMA Formula:
Y2(CO3)3·H2O
Classification of Yuchuanite-(Y)
5.CC.
5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
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 for Standard |
|---|---|---|
| Ych-Y | 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 Yuchuanite-(Y)
Vitreous
Transparency:
Transparent
Colour:
Colorless
Streak:
Light grey
Hardness:
4 on Mohs scale
Comment:
estimated less than 4
Cleavage:
Distinct/Good
good on{110}
good on{110}
Density:
3.62 g/cm3 (Calculated)
Optical Data of Yuchuanite-(Y)
Type:
Biaxial (+)
Dispersion:
weak r
Pleochroism:
Weak
Comments:
X = colorless, Y = colorless, Z = colorless
Comments:
refractive index n=1.65
Chemistry of Yuchuanite-(Y)
Mindat Formula:
Y2(CO3)3 · H2O
Element Weights:
Elements listed:
Crystallography of Yuchuanite-(Y)
Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 6.2134(3) Å, b = 8.9697(3) Å, c = 19.9045(7) Å
α = 91.062(3)°, β = 90.398(3)°, γ = 91.832(3)°
α = 91.062(3)°, β = 90.398(3)°, γ = 91.832(3)°
Ratio:
a:b:c = 0.693 : 1 : 2.219
Unit Cell V:
1,108.54 ų (Calculated from Unit Cell)
Z:
6
Twinning:
none
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.391 Å | (26) |
| 5.054 Å | (52) |
| 4.557 Å | (32) |
| 4.116 Å | (38) |
| 3.343 Å | (100) |
| 2.995 Å | (27) |
| 2.093 Å | (29) |
| 2.054 Å | (28) |
Type Occurrence of Yuchuanite-(Y)
General Appearance of Type Material:
vein aggregates or platy or columnar crystals from 30 to 300 µm
Place of Conservation of Type Material:
collections of the Geological Museum of China, Yangrou Hutong No. 16, Xisi, Beijing 100031, People’s Republic of China, catalogue number M16142
Geological Setting of Type Material:
bedded/massive, polymetallic ore
Associated Minerals at Type Locality:
Other Language Names for Yuchuanite-(Y)
Dutch:Yuchuaniet-(Y)
German:Yuchuanit-(Y)
Related Minerals - Strunz-mindat Grouping
| 5.CC. | Bainbridgeite-(NdCe) | Na2Ba2NdCe(CO3)6 · 3H2O |
| 5.CC. | Alicewilsonite-(YCe) | Na2Sr2YCe(CO3)6 · 3H2O |
| 5.CC.05 | Donnayite-(Y) | NaCaSr3Y(CO3)6 · 3H2O |
| 5.CC.05 | Alicewilsonite-(YLa) | Na2Sr2YLa(CO3)6 · 3H2O |
| 5.CC.05 | Mckelveyite-(Nd) | NaCaBa3Nd(CO3)6 · 3H2O |
| 5.CC.05 | Mckelveyite-(Y) | NaCaBa3Y(CO3)6 · 3H2O |
| 5.CC.05 | Ewaldite | Ba(Na,Ca,Y,Ce,K)(CO3)2 · 2.6H2O |
| 5.CC.05 | 'UM1992-05-CO:CaCeLaNaSr' | (Sr,Na,Y,REE,Ca,Ba)2(CO3)2 · H2O |
| 5.CC.05 | Weloganite | Na2Sr3Zr(CO3)6 · 3H2O |
| 5.CC.05 | Mckelveyite Group | A3B3(CO3)6 · 3H2O |
| 5.CC.05 | Bainbridgeite-(YCe) | Na2Ba2YCe(CO3)6 · 3H2O |
| 5.CC.05 | 'Unnamed (MSH UK-37A)' | Sr3NaCaY(CO3)6 · 3H2O |
| 5.CC.10 | Tengerite-(Y) | Y2(CO3)3 · 2-3H2O |
| 5.CC.15 | Lokkaite-(Y) | Ca(Y,Gd,Nd,Dy)4(CO3)7 · 9H2O |
| 5.CC.15 | Kimuraite-(Y) | Ca(Y,Nd)2(CO3)4 · 6H2O |
| 5.CC.15 | Hizenite-(Y) | Ca2Y6(CO3)11 · 14H2O |
| 5.CC.20 | Shomiokite-(Y) | Na3Y[CO3]3 · 3H2O |
| 5.CC.25 | Lanthanite-(Ce) | Ce2(CO3)3 · 8H2O |
| 5.CC.25 | Lanthanite-(La) | La2(CO3)3 · 8H2O |
| 5.CC.25 | Lanthanite-(Nd) | Nd2(CO3)3 · 8H2O |
| 5.CC.25 | Calkinsite-(Ce) | (Ce,La)2(CO3)3 · 4H2O |
| 5.CC.30 | Adamsite-(Y) | NaY[CO3]2 · 6H2O |
| 5.CC.35 | Decrespignyite-(Y) | Cu(Y,REE)4(CO3)4(OH)5Cl · 2H2O |
| 5.CC.40 | Galgenbergite-(Ce) | Ca(Ce,La,Nd)2(CO3)4 · H2O |
| 5.CC.45 | Lecoqite-(Y) | Na3Y(CO3)3 · 6H2O |
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 Yuchuanite-(Y)
mindat.org URL:
https://www.mindat.org/min-470688.html
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References for Yuchuanite-(Y)
Localities for Yuchuanite-(Y)
Showing 1 localities.
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.
China (TL) | |
| Bosi et al. (2023) +1 other reference |
