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Clinoptilolite-Ca

Big Photo

Rock Island Dam, Douglas and Chelan Co. Border, Washington, USA
© Dick Dionne

Show Clinoptilolite-Ca Photos (18)
Formula:
(Ca,Na,K)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
System:MonoclinicLustre:Vitreous
Hardness:3½ - 4
Name:From the Greek klino - "oblique" ptylon - "feather" and lithos - "stone.." The Ca-dominant member of the clinoptilolite series.


The calcium analogue of Clinoptilolite-K and Clinoptilolite-Na. Clinoptilolite-Ca-Heulandite-Ca Series.

Classification of Clinoptilolite-Ca

IMA status:Approved
Strunz 8th edition ID:8/J.23-22
Nickel-Strunz 10th (pending) edition ID:9.GE.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
E : Chains of T10O20 Tetrahedra
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Type Occurrence of Clinoptilolite-Ca

Type Locality:Kuruma Pass, Fukushima Prefecture, Tohoku Region, Honshu Island, Japan

Physical Properties of Clinoptilolite-Ca

Lustre:Vitreous
Hardness (Mohs):3½ - 4

Crystallography of Clinoptilolite-Ca

Crystal System:Monoclinic

Optical Data of Clinoptilolite-Ca

Type:Biaxial (+/-)
RI values: nα = 1.476 - 1.491 nβ = 1.479 - 1.493 nγ = 1.479 - 1.497
2V:Measured: 31° to 48°
Maximum Birefringence:δ = 0.003 - 0.006

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v to r < v strong

Chemical Properties of Clinoptilolite-Ca

Formula:
(Ca,Na,K)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
Essential elements:Al, Ca, H, O, Si
All elements listed in formula:Al, Ca, H, K, Na, O, Si

Relationship of Clinoptilolite-Ca to other Species

Series:Forms a series with Heulandite-Ca (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
9.GE.05Clinoptilolite-K
(K,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Clinoptilolite-Na
(Na,K,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Heulandite-Ca
(Ca,Na)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Heulandite-K
(K,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Heulandite-Na
(Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Heulandite-Sr
(Sr,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
·12H
 
2
O
9.GE.05Heulandite-Ba
(Ba,Ca,K,Na,Sr)
 
5
Al
 
9
Si
 
27
O
 
72
·22H
 
2
O
9.GE.10Stilbite-Ca
NaCa
 
4
[Al
 
9
Si
 
27
O
 
72
] · nH
 
2
O
9.GE.10Stilbite-Na
Na
 
3
Ca
 
3
[Al
 
8
Si
 
28
O
 
72
]·nH
 
2
O
9.GE.15Barrerite
(Na,K,Ca
 
0.5
)
 
2
[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
9.GE.15Stellerite
Ca[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
9.GE.20Brewsterite-Ba
(Ba,Sr)[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
9.GE.20Brewsterite-Sr
(Sr,Ba,Ca)[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O

Other Names for Clinoptilolite-Ca

Other Languages:
German:Klinoptilolith-Ca
Russian:Клиноптилолит-Ca

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 Clinoptilolite-Ca

Reference List:Tschermaks Mineralogische und Petrographische Mitteilungen: 18: 129-146.

Zeitschrift für Kristallographie: 145: 216-239.

Armbruster, T. (1993), Dehydration mechanism of clinoptilolite and heulandite: Single-crystal X-ray study of Na-poor, Ca-, K-, Mg-rich clinoptilolite at 100K: American Mineralogist: 78: 260-264.

Internet Links for Clinoptilolite-Ca

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  • Raman and XRD data at RRUFF project
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    Localities for Clinoptilolite-Ca

    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.
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    (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.
    Armenia
     
    • Tavuš (Tavush) Province
      • Idzhevan
    		Pavel M. Kartashov data
    Canada
     
    • Nova Scotia
      • Kings Co.
        • Bay of Fundy
    		Canadian Mineralogist Vol 38 pp. 1215-1232 (2000)
    • Québec
      • Argenteuil Co.
        • Wentworth township
          • Laurel
    		Van Velthuizen et al. (2006) Mineral. Record 37, 283 [locality 48]
    Germany
     
    • Bavaria
      • Lower Bavaria
        • Bavarian Forest
          • Waldkirchen
            • Röhrnbach
    		Habel, M. (2009): Der Granodioritbruch der Fa. Josef Uhrmann OHG, Steinerleinbach bei Röhrnbach. Mineralien-Welt 20 (2), 66-86.
    Hungary
     
    • Heves Co.
      • Mátra Mts.
        • Kisnána
    		GEODA, 2000
    • Veszprém Co.
      • Bakony Mts.
    		Szakáll-Gatter-Szendrei: Mineral Species of Hungary, 2005
    Indian Ocean
     
    • Ninety East Ridge (90° E Ridge; Indian Ridge)
      • D.S.D.P.
        • Leg 26
    		D. Besse et al. , Bell. Minéral. , 1981, 104, pp. 56-63.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Fukushima Prefecture
    		Z. Kristallogr. 145, 216; Can. Mineral. (1997) 35, 1571
    • Kyushu Island
      • Fukuoka prefecture
    		Nendo Kagaku v.30, no.1 (1990)
    UK
     
    • England
      • Cornwall
        • St Just District
          • Botallack - Pendeen Area
            • Botallack
              • Botallack Mine
    		J.Russell Socierty 2006, 68-71
    USA
     
    • Oregon
      • Tillamook Co.
    		Wise, W.S. and Tschernich, R.W. (1976): Dachiardite-bearing zeolite assemblages in the Pacific Northwest, in: Sand, L.B. and Mumpton, F. (eds.): Natural Zeolites Occurrence, Properties, Use. Pergamon Press (Oxford, New York), pp. 105-111.
    • Washington
      • Douglas and Chelan Co. Border
    		Tschernich (1991): Zeolites of Washington State. Rock & Minerals, 66(4)
      • Wahkiakum Co.
        • Altoona
    		Cannon, B. (1975): Minerals of Washington, p.75; Micro Probe Volume IX Number 3 Spring 2001
    Mineral and/or Locality
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