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Calciohilairite

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Formula:
CaZr[SiO3]3 · 3H2O
System:
Trigonal
Hardness:
4
Name:
For its chemical composition and relationship to Hilairite
This page provides mineralogical data about Calciohilairite.

Classification of Calciohilairite

Approved
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
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First Recorded Occurrence of Calciohilairite

Year of Discovery:
1988

Physical Properties of Calciohilairite

Hardness (Mohs):
4

Crystallography of Calciohilairite

Crystal System:
Trigonal
Cell Parameters:
a = 20.87Å, c = 16Å
Ratio:
a:c = 1 : 0.767
Unit Cell Volume:
V 6,035.25 ų (Calculated from Unit Cell)

Optical Data of Calciohilairite

Type:
Uniaxial (-)
RI values:
nω = 1.622 nε = 1.619
Max Birefringence:
δ = 0.003
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Calciohilairite

Formula:
CaZr[SiO3]3 · 3H2O
Essential elements:
All elements listed in formula:
Common Impurities:
Na,Cu,Al,Fe,Ti

Relationship of Calciohilairite to other Species

9.DM.05StokesiteCaSn[Si3O9] · 2H2O
9.DM.10HilairiteNa2Zr[SiO3]3 · 3H2O
9.DM.10KomkoviteBaZr[Si3O9] · 3H2O
9.DM.10Sazykinaite-(Y)Na5YZr[SiO3]6 · 6H2O
9.DM.10Pyatenkoite-(Y)Na5YTi[SiO3]6 · 6H2O
9.DM.15GaidonnayiteNa2Zr(Si3O9) · 2H2O
9.DM.15GeorgechaoiteNaKZr[Si3O9] · 2H2O
9.DM.20ChkaloviteNa2BeSi2O6
9.DM.25VlasoviteNa2ZrSi4O11
9.DM.30RevditeNa16Si16O27(OH)26 · 28H2O
9.DM.35ScheuchzeriteNa(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3
9.DM.40TerskiteNa4ZrSi6O16 · 2H2O
14.10.1ZirconZrSiO4
14.10.2HafnonHfSiO4
14.10.3ZektzeriteLiNa(Zr,Ti,Hf)Si6O15
14.10.4ParakeldyshiteNa2ZrSi2O7
14.10.5VlasoviteNa2ZrSi4O11
14.10.6Keldyshite(Na,H)2ZrSi2O7
14.10.7GaidonnayiteNa2Zr(Si3O9) · 2H2O
14.10.8TerskiteNa4ZrSi6O16 · 2H2O
14.10.9ElpiditeNa2ZrSi6O15 · 3H2O
14.10.10HilairiteNa2Zr[SiO3]3 · 3H2O
14.10.11PetarasiteNa5Zr2(Si6O18)(Cl,OH) · 2H2O
14.10.12KhibinskiteK2ZrSi2O7
14.10.13WadeiteK2Zr(Si3O9)
14.10.14DalyiteK2ZrSi6O15
14.10.15KostyleviteK2Zr(Si3O9) · H2O
14.10.16UmbiteK2(Zr,Ti)Si3O9 · H2O
14.10.17ParaumbiteK3Zr2H(Si3O9)2 · nH2O
14.10.18GeorgechaoiteNaKZr[Si3O9] · 2H2O
14.10.19GittinsiteCaZrSi2O7
14.10.20CalciocatapleiiteCaZr(Si3O9) · 2H2O
14.10.22ArmstrongiteCaZr[Si6O15] · 3H2O
14.10.23Lemoynite(Na,K)2CaZr2Si10O26 · 5H2O
14.10.24CatapleiiteNa2Zr(Si3O9) · 2H2O
14.10.25BaghdaditeCa3(Zr,Ti)(Si2O7)O2
14.10.26LovozeriteNa2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2O
14.10.27Låvenite(Na,Ca)2(Mn2+,Fe2+)(Zr,Ti)(Si2O7)(O,OH,F)2
14.10.28PenkvilksiteNa4Ti2Si8O22 · 4H2O
14.10.29DarapiositeKNa2(Zn,Li)3(Mn,Zr)2[Si12O30]
14.10.30BaziriteBaZr(Si3O9)
14.10.31KomkoviteBaZr[Si3O9] · 3H2O
14.10.32ZirsinaliteNa6(Ca,Mn2+,Fe2+)Zr(Si6O18)
14.10.33Tranquillityite(Fe2+,Ca)8(Zr,Y)2Ti3(SiO4)3O4

Other Names for Calciohilairite

Name in Other Languages:

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.

References for Calciohilairite

Reference List:
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.
PEKOV, I.V., CHUKANOV, N.V., KONONKOVA, N.N., and PUSHCHAROVSKY, D. Yu. (2003) Rare-metal “zeolites” of the Hilairite group. New data on minerals, 38, M: 2003, 20-33.
PUSHCHAROVSKII, D.Yu., PEKOV, I.V., PAZERO, M. GOBECHIYA, E.R., MERLINO, S., and ZUBKOVA, N.V. (2002) Crystal structure of cation-deficient calciohilairite and probable decationing mechanisms in minerals with mixed frameworks. Kristallographia, 47(5), 814-818. (in Russian)
Salvi, S. & Williams-Jones, A.E. (1995) Zirconosilicate phase relations in the Strange Lake (Lac Brisson) pluton, Quebec-Labrador, Canada American Mineralogist, 80, 1031-1040.

Internet Links for Calciohilairite

Localities for Calciohilairite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
HORVÁTH, L., PFENNINGER HORVÁTH, E. (2000) I minerali di Mont-Saint-Hilaire (Québec, Canada) Rivista Mineralogica Italiana, XXIV, 140-202 (in Italian with English summary).
      • Lajemmerais RCM
        • Varennes & St-Amable
HORVÁTH, L., PFENNINGER HORVÁTH, E., GAULT, R.A., and TARASSOFF, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record, 29, 83 118.
Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
  • Québec & Newfoundland and Labrador
Miller (1996), Can.Min.: 34:349-371; Salvi & Williams-Jones (1995); Am.Min.: 80:1031-1040; Miller (1990), Newfoundland Dept. of Mines & Energy Geol. Sur. Report 90-1: 171-182.; BIRKETT, T.C., MILLER, R.R., ROBERTS, A.C., & MARIANO, A.N. (1992) Zirconium bearing minerals from the Strange Lake intrusive complex, Quebec Labrador. Canadian Mineralogist, 30, 191-205.
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Lovozero Massif
          • Seidozero Lake
Pekov, I. et al (2003): New Data on Minerals: 38: 20-33.
[AmMin 85:1562]; Pekov, I. et al (2003): New Data on Minerals: 38: 20-33.
USA
 
  • Washington
    • Okanogan Co.
      • Golden Horn Batholith
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. Micro Probe Volume VI Number 8; Rocks and Minerals, 66:6, p. 457;
Mineral and/or Locality  
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