Calciohilairite (original) (raw)
A valid IMA mineral species
About CalciohilairiteHide
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Formula:
CaZr[SiO3]3 · 3H2O
Colour:
White to pale blue
Name:
For its chemical composition and relationship to hilairite
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:831:8
b75e196c-e676-476a-8efe-249dc6cfb598
IMA Classification of CalciohilairiteHide
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IMA Formula:
CaZrSi3O9 · 3H2O
Type description reference:
Classification of CalciohilairiteHide
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9.DM.10
9 : SILICATES (Germanates)
D : Inosilicates
M : Inosilicates with 6-periodic single chains
59.2.3.2
59 : CYCLOSILICATES Three-Membered Rings
2 : Three-Membered Rings, hydrated
14.10.21
14 : Silicates not Containing Aluminum
10 : Silicates of Zr or Hf
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Chlr | 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 CalciohilairiteHide
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Colour:
White to pale blue
Density:
2.68(2) g/cm3 (Measured)
Optical Data of CalciohilairiteHide
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RI values:
_n_ω = 1.622(1) _n_ε = 1.619(1)
δ = 0.003
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Chemistry of CalciohilairiteHide
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Mindat Formula:
CaZr[SiO3]3 · 3H2O
Common Impurities:
Na,Cu,Al,Fe,Ti
Crystallography of CalciohilairiteHide
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Class (H-M):
32 - Trapezohedral
Cell Parameters:
a = 20.870(4) Å, c = 16.002(4) Å
Unit Cell V:
6,036.01 ų (Calculated from Unit Cell)
Morphology:
Two trigonal prisms {11-20}, {2-1-10} and two rhombohedrons {10-12} and {00-12}.
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0012381 | Calciohilairite | Pushcharovsky D Y, Pekov I V, Pasero M, Gobechiya E R, Merlino S, Zubkova N V (2002) Crystal structure of cation-deficient calciohilairite and possible mechanisms of decationization in mixed-framework minerals Crystallography Reports 47 748-752 | 2002 | Lovozero massif, Kola Peninsula, Russia | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.231 Å | (100) |
| 3.013 Å | (30) |
| 3.137 Å | (20) |
| 5.993 Å | (12) |
| 2.607 Å | (9) |
| 2.900 Å | (7) |
| 3.197 Å | (6) |
Geological EnvironmentHide
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Type Occurrence of CalciohilairiteHide
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General Appearance of Type Material:
White to pale blue unaltered and altered crystals, to 2 mm.
Place of Conservation of Type Material:
National Museum of Natural History, Smithsonian Institution, Washington, D.C. (NMNH no. 161901 and 162182).
Russell C. Boggs collection (no. T990 to T996).
Geological Setting of Type Material:
Miarolitic cavities in peralkaline granite.
Associated Minerals at Type Locality:
Reference:
Boggs, R.C. (1988) Calciohilairite: CaZrSi3O9•3H2O The calcium analogue of hilairite from the Golden Horn batholith, Northern Cascades, Washington. American Mineralogist: 73: 1191-1194.
Synonyms of CalciohilairiteHide
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Other Language Names for CalciohilairiteHide
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Relationship of Calciohilairite to other SpeciesHide
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Other Members of this group:
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Fluorescence of CalciohilairiteHide
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Other InformationHide
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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 CalciohilairiteHide
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References for CalciohilairiteHide
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Reference List:
Localities for CalciohilairiteHide
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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
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- 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.