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Fantappièite

Formula:
[Na
 
82.5
Ca
 
33
K
 
16.5
]
 
132
(Si
 
99
Al
 
99
O
 
396
)(SO
 
4
)
 
33
·4H
 
2
O
System:Trigonal


Cancrinite Group.

Classification of Fantappièite

IMA status:Approved 2008
Nickel-Strunz 10th (pending) edition ID:9.FB.05

9 : SILICATES (Germanates)
F : Tektosilicates without zeolitic H2O
B : Tektosilicates with additional anions
Dana 8th edition ID:76.2.9.20

76 : TECTOSILICATES Al-Si Framework
2 : Al-Si Framework Feldspathoids and related species
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Type Occurrence of Fantappièite

Type Locality:Torre di Stracciacappe, Trevignano Romano, Rome Province, Latium, Italy

Crystallography of Fantappièite

Crystal System:Trigonal
Class (H-M):3 - Rhombohedral
Space Group:R3
Cell Parameters:a = 12.8742Å, c = 87.215Å
Ratio:a:c = 1 : 6.774
Unit Cell Volume:V 12,518.79 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
6.85 (66)
6.39 (65)
5.74 (52)
3.773 (60)
3.691 (100)
3.587 (70)
3.551 (53)

Chemical Properties of Fantappièite

Formula:
[Na
 
82.5
Ca
 
33
K
 
16.5
]
 
132
(Si
 
99
Al
 
99
O
 
396
)(SO
 
4
)
 
33
·4H
 
2
O
Essential elements:Al, Ca, H, K, Na, O, S, Si
All elements listed in formula:Al, Ca, H, K, Na, O, S, Si

Relationship of Fantappièite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.FB.05Afghanite
(Na,Ca,K)
 
8
[(Cl
 
2
,SO
 
4
,CO
 
3
)
 
3
|Al
 
6
Si
 
6
O
 
24
] · 0.5H
 
2
O
9.FB.05Bystrite
(Na,K)
 
7
Ca[(S
 
3
)
 
1.5
|Al
 
6
Si
 
6
O
 
24
] · H
 
2
O
9.FB.05Cancrinite
Na
 
6
Ca
 
2
[(CO
 
3
)
 
2
|Al
 
6
Si
 
6
O
 
24
] · 2H
 
2
O
9.FB.05Cancrisilite
Na
 
7
[CO
 
3
|Al
 
5
Si
 
7
O
 
24
] · 3H
 
2
O
9.FB.05Davyne
(Na,K)
 
6
Ca
 
2
[(Cl
 
2
,SO
 
4
)
 
2
|Al
 
6
Si
 
6
O
 
24
]
9.FB.05Franzinite
(Na,K)
 
6
Ca
 
2
[(SO
 
4
)
 
2
|Al
 
6
Si
 
6
O
 
24
] · 0.5H
 
2
O
9.FB.05Giuseppettite
(Na,K,Ca)
 
7-8
[(SO
 
4
,Cl)
 
1-2
|Al
 
6
Si
 
6
O
 
24
]
9.FB.05Hydroxycancrinite
Na
 
8
[(OH)
 
2
|Al
 
6
Si
 
6
O
 
24
] · 2H
 
2
O
9.FB.05Liottite
(Na,K)
 
16
Ca
 
8
[Cl
 
4
|(SO
 
4
)
 
5
|(Al
 
6
Si
 
6
O
 
24
)
 
3
]
9.FB.05Microsommite
Na
 
4
K
 
2
Ca
 
2
[Cl
 
2
|SO
 
4
|Al
 
6
Si
 
6
O
 
24
]
9.FB.05Pitiglianoite
Na
 
6
K
 
2
[SO
 
4
|Al
 
6
Si
 
6
O
 
24
] · 2H
 
2
O
9.FB.05Quadridavyne
(Na,K)
 
6
Ca
 
2
[Cl
 
4
|Al
 
6
Si
 
6
O
 
24
]
9.FB.05Sacrofanite
(Na,K)
 
98
Ca
 
20
(Si
 
84
Al
 
84
O
 
336
)(SO
 
4
)
 
26
Cl
 
2
·8H
 
2
O
9.FB.05Tounkite
(Na,Ca,K)
 
8
[Cl|(SO
 
4
)
 
2
|Al
 
6
Si
 
6
O
 
24
] · H
 
2
O
9.FB.05Vishnevite
(Na,K)
 
8
[(SO
 
4
,CO
 
3
)|Al
 
6
Si
 
6
O
 
24
] · 2H
 
2
O
9.FB.05Marinellite
(Na,K)
 
42
Ca
 
6
[Cl
 
2
|(SO
 
4
)
 
8
|(Al
 
6
Si
 
6
O
 
24
)
 
6
] · 3 H
 
2
O
9.FB.05Farneseite
(Na,Ca,K)
 
56
[(SO
 
4
)
 
12
|Al
 
42
Si
 
42
O
 
168
] · 6H
 
2
O
9.FB.05Alloriite
(Na,Ca,K)
 
26
Ca
 
4
[Cl
 
6
|(SO
 
4
)
 
6
|(Al
 
6
Si
 
6
O
 
24
)
 
4
]
9.FB.05Balliranoite
(Na,K)
 
6
Ca
 
2
(Si
 
6
Al
 
6
O
 
24
)Cl
 
2
(CO
 
3
)
9.FB.05IMA2009-028
Na
 
8
(Al
 
6
Si
 
6
O
 
24
)(CO
 
3
)·3.5H
 
2
O
9.FB.10Bicchulite
Ca
 
2
[(OH)
 
2
|Al
 
2
SiO
 
6
]
9.FB.10Danalite
Fe
2+
4
Be
 
3
[S|(SiO
 
4
)
 
3
]
9.FB.10Genthelvite
Zn
 
4
Be
 
3
[S|(SiO
 
4
)
 
3
]
9.FB.10Haüyne
(Na,Ca)
 
4-8
[Al
 
6
Si
 
6
(O,S)
 
24
](SO
 
4
,Cl)
 
1-2
9.FB.10Helvite
Mn
2+
4
Be
 
3
[S|(SiO
 
4
)
 
3
]
9.FB.10Kamaishilite
Ca
 
2
[(OH)
 
2
|Al
 
2
SiO
 
6
]
9.FB.10Lazurite
(Na,Ca)
 
8
[(S,SO
 
4
,Cl
 
2
)|Al
 
6
Si
 
6
O
 
24
]
9.FB.10Nosean
Na
 
8
[SO
 
4
|Al
 
6
Si
 
6
O
 
24
]
9.FB.10Sodalite
Na
 
8
[Cl
 
2
|Al
 
6
Si
 
6
O
 
24
]
9.FB.10Tsaregorodtsevite
N(CH
 
3
)
 
4
[AlSi
 
5
O
 
12
]
9.FB.10Tugtupite
Na
 
4
[Cl|BeAlSi
 
4
O
 
12
]
9.FB.10Helvine
9.FB.15Marialite
Na
 
4
[Cl|(AlSi
 
3
O
 
8
)
 
3
]
9.FB.15Meionite
Ca
 
4
[CO
 
3
|(Al
 
2
Si
 
2
O
 
8
)
 
3
]
9.FB.15Silvialite
(Ca,Na)
 
4
[(SO
 
4
,CO
 
3
)|(Al
 
2
Si
 
2
O
 
8
)
 
3
]

Other Names for Fantappièite

Synonyms:
IMA2008-006
Other Languages:

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 Fantappièite

Reference List:IMA website - Proposals approved in May 2008

Ciriotti, M.E., Fascio, L. & Pasero, M. (2009): Italian Type Minerals. Edizioni Plus, Università di Pisa, Pisa, Italy, 357 pp.

Internet Links for Fantappièite

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    Localities for Fantappièite

    (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.
    Italy
     
    • Latium
      • Rome Province
        • Trevignano Romano
    		IMA website - Proposals approved in May 2008
    Mineral and/or Locality
    Google
     
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