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Calciohilairite

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Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA
© 2003 R.O. Meyer

Show Calciohilairite Photos (3)
Formula:
CaZr[SiO
 
3
]
 
3
·3H
 
2
O
System:TrigonalHardness:4
Name:For its chemical composition and relationship to Hilairite
This page provides mineralogical data about Calciohilairite.

Classification of Calciohilairite

IMA status:Approved
Strunz 8th edition ID:8/F.29-20
Nickel-Strunz 10th (pending) edition ID:9.DM.10

9 : SILICATES (Germanates)
D : Inosilicates
M : Inosilicates with 6-periodic single chains
Dana 8th edition ID:59.2.3.2

59 : CYCLOSILICATES Three-Membered Rings
2 : Three-Membered Rings, hydrated
Hey's CIM Ref.:14.10.21

14 : Silicates not Containing Aluminum
10 : Silicates of Zr or Hf
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Type Occurrence of Calciohilairite

Type Locality:Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA
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
Maximum Birefringence:δ = 0.003

Chart 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[SiO
 
3
]
 
3
·3H
 
2
O
Essential elements:Ca, H, O, Si, Zr
All elements listed in formula:Ca, H, O, Si, Zr
Common Impurities:Na,Cu,Al,Fe,Ti

Relationship of Calciohilairite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.DM.05Stokesite
CaSn[Si
 
3
O
 
9
] · 2H
 
2
O
9.DM.10Hilairite
Na
 
2
Zr[SiO
 
3
]
 
3
·3H
 
2
O
9.DM.10Komkovite
BaZr[Si
 
3
O
 
9
]·3H
 
2
O
9.DM.10Sazykinaite-(Y)
Na
 
5
YZr[SiO
 
3
]
 
6
 · 6H
 
2
O
9.DM.10Pyatenkoite-(Y)
Na
 
5
YTi[SiO
 
3
]
 
6
 · 6H
 
2
O
9.DM.15Gaidonnayite
Na
 
2
Zr[Si
 
3
O
 
9
]·2H
 
2
O
9.DM.15Georgechaoite
NaKZr[Si
 
3
O
 
9
]·2H
 
2
O
9.DM.20Chkalovite
Na
 
2
BeSi
 
2
O
 
6
9.DM.25Vlasovite
Na
 
2
ZrSi
 
4
O
 
11
9.DM.30Revdite
Na
 
16
Si
 
16
O
 
27
(OH)
 
26
·28H
 
2
O
9.DM.35Scheuchzerite
Na(Mn,Mg,Zn)
 
9
[VSi
 
9
O
 
28
(OH)](OH)
 
3
9.DM.40Terskite
Na
 
4
ZrSi
 
6
O
 
16
·2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
14.10.1Zircon
Zr[SiO
 
4
]
14.10.2Hafnon
(Hf,Zr)[SiO
 
4
]
14.10.3Zektzerite
LiNa(Zr,Ti,Hf)Si
 
6
O
 
15
14.10.4Parakeldyshite
Na
 
2
ZrSi
 
2
O
 
7
14.10.5Vlasovite
Na
 
2
ZrSi
 
4
O
 
11
14.10.6Keldyshite
(Na,H)
 
2
ZrSi
 
2
O
 
7
14.10.7Gaidonnayite
Na
 
2
Zr[Si
 
3
O
 
9
]·2H
 
2
O
14.10.8Terskite
Na
 
4
ZrSi
 
6
O
 
16
·2H
 
2
O
14.10.9Elpidite
Na
 
2
ZrSi
 
6
O
 
15
·3H
 
2
O
14.10.10Hilairite
Na
 
2
Zr[SiO
 
3
]
 
3
·3H
 
2
O
14.10.11Petarasite
Na
 
5
Zr
 
2
[(OH,Cl)|Si
 
6
O
 
18
]·2H
 
2
O
14.10.12Khibinskite
K
 
2
ZrSi
 
2
O
 
7
14.10.13Wadeite
K
 
2
Zr[Si
 
3
O
 
9
]
14.10.14Dalyite
K
 
2
ZrSi
 
6
O
 
15
14.10.15Kostylevite
K
 
2
ZrSi
 
3
O
 
9
·H
 
2
O
14.10.16Umbite
K
 
2
(Zr,Ti)Si
 
3
O
 
9
·H
 
2
O
14.10.17Paraumbite
K
 
3
Zr
 
2
H(Si
 
3
O
 
9
)
 
2
·nH
 
2
O
14.10.18Georgechaoite
NaKZr[Si
 
3
O
 
9
]·2H
 
2
O
14.10.19Gittinsite
CaZr[Si
 
2
O
 
7
]
14.10.20Calciocatapleiite
CaZrSi
 
3
O
 
9
·2H
 
2
O
14.10.22Armstrongite
CaZr[Si
 
6
O
 
15
]·3H
 
2
O
14.10.23Lemoynite
(Na,K)
 
2
CaZr
 
2
Si
 
10
O
 
26
·5H
 
2
O
14.10.24Catapleiite
Na
 
2
Zr[Si
 
3
O
 
9
]·2H
 
2
O
14.10.25Baghdadite
Ca
 
3
(Zr,Ti)[O
 
2
|Si
 
2
O
 
7
]
14.10.26Lovozerite
Na
 
2
Ca(Zr,Ti)[Si
 
6
O
 
12
(OH,O)
 
6
]*H
 
2
O
14.10.27Låvenite
(Na,Ca)
 
2
(Mn
2+
 
,Fe
2+
 
)(Zr,Ti)[(O,OH,F)
 
2
|Si
 
2
O
 
7
]
14.10.28Penkvilksite
Na
 
4
Ti
 
2
Si
 
8
O
 
22
·4H
 
2
O
14.10.29Darapiosite
KNa
 
2
Li(Mn,Zn)
 
2
ZrSi
 
12
O
 
30
14.10.30Bazirite
BaZr[Si
 
3
O
 
9
]
14.10.31Komkovite
BaZr[Si
 
3
O
 
9
]·3H
 
2
O
14.10.32Zirsinalite
Na
 
6
(Ca,Mn
2+
 
,Fe
2+
 
)Zr[Si
 
6
O
 
18
]
14.10.33Tranquillityite
(Fe
2+
 
,Ca)
 
8
(Zr,Y)
 
2
Ti
 
3
[O
 
4
|SiO
 
4
]
 
3

Other Names for Calciohilairite

Synonyms:
IMA1984-023
Other Languages:
German:Calciohilairit
Russian:Кальциоилерит
Spanish:Calciohilairita

Other Information

Health Warning: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:American Mineralogist: 73: 1191-1194.

Internet Links for Calciohilairite

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    Localities for Calciohilairite

    Hide Locality List
    The 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. ? 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
     
    • Newfoundland and Labrador
      • 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.
    • Québec
      • Montérégie
        • Lajemmerais RCM
          • Varennes & St-Amable
            • Saint-Amable sill
    		Mineralogical Record: 29: 83.
        • Rouville RCM
          • Mont Saint-Hilaire
    		Can Min 32:843 -854 (1994)
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Lovozero Massif
    		[AmMin 85:1562]
    USA
     
    • Washington
      • Okanogan Co.
        • Golden Horn Batholith
    		Micro Probe Volume VI Number 8; Rocks and Minerals, 66:6, p. 457; American Mineralogist, V.73, p.1191-1194
    Mineral and/or Locality
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