Shasuite
A valid IMA mineral species - pending publication
This page is currently not sponsored. Click here to sponsor this page.
Formula:
CaNi3(P2O7)2
Crystal System:
Monoclinic
Known synthetic analogue. Chemically similar to lisanite (another Ca-Ni pyrophosphate(V)), and also to yakubovichite.
Also compare, e.g., cassidyite and phosphocyclite-(Ni).
Also compare, e.g., cassidyite and phosphocyclite-(Ni).
Unique Identifiers
Mindat ID:
55536
Long-form identifier:
mindat:1:1:55536:6
Similar Names
IMA Classification of Shasuite
Approved, Pending publication
IMA Formula:
CaNi2+3(P2O7)2
Classification of Shasuite
8.FA.
8 : PHOSPHATES, ARSENATES, VANADATES
F : Polyphosphates, Polyarsenates, [4]-Polyvanadates
A : Polyphosphates, etc., without OH and H2O; dimers of corner-sharing RO4 tetrahedra.
8 : PHOSPHATES, ARSENATES, VANADATES
F : Polyphosphates, Polyarsenates, [4]-Polyvanadates
A : Polyphosphates, etc., without OH and H2O; dimers of corner-sharing RO4 tetrahedra.
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 |
|---|---|---|
| Shs | 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 Shasuite
Mindat Formula:
CaNi3(P2O7)2
Element Weights:
Elements listed:
Crystallography of Shasuite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 7.330(2) Å, b = 7.573(2) Å, c = 9.391(3) Å
β = 112.02(3)°
β = 112.02(3)°
Ratio:
a:b:c = 0.968 : 1 : 1.24
Unit Cell V:
483.27 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 6.796 Å | (38) |
| 5.058 Å | (32) |
| 3.787 Å | (28) |
| 3.070 Å | (50) |
| 2.921 Å | (100) |
| 2.901 Å | (29) |
| 2.648 Å | (32) |
| 2.425 Å | (28) |
Type Occurrence of Shasuite
Place of Conservation of Type Material:
collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5630/1
Other Language Names for Shasuite
Related Minerals - Strunz-mindat Grouping
| 8.FA. | Phosphocyclite-(Fe) | Fe2+2(P4O12) |
| 8.FA. | Phosphocyclite-(Ni) | Ni2(P4O12) |
| 8.FA. | Grahampearsonite | Ca2P2O7 |
| 8.FA. | Bakakinite | Ca2V2O7 |
| 8.FA. | Lisanite | CaNiP2O7 |
| 8.FA. | Nabateaite | Fe2P2O7 |
| 8.FA. | Samraite | Ni2P2O7 |
| 8.FA. | Anastasenkoite | CaFe2+(P2O7) |
| 8.FA.05 | Blossite | α-Cu2(V2O7) |
| 8.FA.10 | Ziesite | β-Cu2(V2O7) |
| 8.FA.15 | 'UM1999-17:O:PbV' | Pb4V2O9 or Pb4(VO4)2O |
| 8.FA.15 | Chervetite | Pb2(V2O7) |
| 8.FA.20 | Yamhamelachite | KCrP2O7 |
| 8.FA.20 | 'Pyrocoproite' | (K,Na)2Mg(P2O7) |
| 8.FA.20 | 'Pyrophosphite' | K2Ca(P2O7) |
| 8.FA.25 | Petewilliamsite | (Ni,Co)30(As2O7)15 |
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 Shasuite
mindat.org URL:
https://www.mindat.org/min-55536.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Shasuite
Localities for Shasuite
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.
Israel (TL) | |
| Miyawaki et al. (2021) |
