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Clinocervantite

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Tafone Mine, Manciano, Grosseto Province, Tuscany, Italy
© Elmar Lackner

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Formula:
Sb
3+
 
Sb
5+
 
O
 
4
System:MonoclinicLustre:Vitreous
Member of:Cervantite Group
Name:The name reflects its symmetry and relationship to cervantite.
Dimorph of:Cervantite
This page provides mineralogical data about Clinocervantite.

Classification of Clinocervantite

IMA status:Approved
Strunz 8th edition ID:4/D.25-05
Nickel-Strunz 10th (pending) edition ID:4.DE.30

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
E : With medium-sized cations; with various polyhedra
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Type Occurrence of Clinocervantite

Type Locality:Tafone Mine, Manciano, Grosseto Province, Tuscany, Italy

Physical Properties of Clinocervantite

Lustre:Vitreous

Crystallography of Clinocervantite

Crystal System:Monoclinic
X-Ray Powder Diffraction:
d-spacingIntensity
3.244 (vs)
2.920 (m)
2.877 (s)
1.619 (m)
(

Optical Data of Clinocervantite

Type:Biaxial
RI values: nα = 1.720 nγ = 2.100
Maximum Birefringence:δ = 0.380

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

Chemical Properties of Clinocervantite

Formula:
Sb
3+
 
Sb
5+
 
O
 
4
Essential elements:O, Sb
All elements listed in formula:O, Sb

Relationship of Clinocervantite to other Species

Member of:Cervantite Group
Other Members of Group:

- +
Bismutocolumbite
Bi(Nb,Ta)O
 
4
Bismutotantalite
Bi(Ta,Nb)O
 
4
Cervantite
Sb
3+
 
Sb
5+
 
O
 
4
Stibiocolumbite
Sb(Nb,Ta)O
 
4
Stibiotantalite
Sb(Ta,Nb)O
 
4
Related Minerals - Nickel-Strunz Grouping):

- +
4.DE.05Downeyite
SeO
 
2
4.DE.10Koragoite
(Mn
2+
 
,Fe
3+
 
)
 
3
(Nb,Ta,Ti)
 
2
(Nb,Mn)
 
2
(W,Ta)
 
2
O
 
20
4.DE.15Koechlinite
Bi
 
2
MoO
 
6
4.DE.15Russellite
Bi
 
2
WO
 
6
4.DE.15Tungstibite
Sb
3+
2
WO
 
6
4.DE.20Tellurite
TeO
 
2
4.DE.25Paratellurite
TeO
 
2
4.DE.30Bismutotantalite
Bi(Ta,Nb)O
 
4
4.DE.30Bismutocolumbite
Bi(Nb,Ta)O
 
4
4.DE.30Cervantite
Sb
3+
 
Sb
5+
 
O
 
4
4.DE.30Stibiotantalite
Sb(Ta,Nb)O
 
4
4.DE.30Stibiocolumbite
Sb(Nb,Ta)O
 
4
4.DE.35Baddeleyite
ZrO
 
2

Other Names for Clinocervantite

Synonyms:
IMA1997-017
Other Languages:
German:Clinocervantit
Russian:Клиносервантит
Spanish:Clinocervantita

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 Clinocervantite

Reference List:

- +
Basso, R., Lucchetti, G., Zefiro, L., and Palenzona, A. (1999): Clinocervantite, β-Sb2O4, the natural monoclinic polymorph of cervantite from the Cetine mine, Siena, Italy. European Journal of Mineralogy 11, 95-100.

Internet Links for Clinocervantite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Clinocervantite details from Handbook of Mineralogy (PDF) [Link dead]
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    • Localities for Clinocervantite

    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.
    Italy
     
    • Tuscany
      • Grosseto Province
        • Manciano
    		Ciriotti, M.E., Fascio, L., Pasero, M. (2009): Italian Type Minerals. PLUS - University of Pisa, Ed., Pisa, 357 pp.
      • Siena Province
        • Chiusdino
    		Palenzona A., Pierini G., Prandoni P. G., 1998. Una nuova specie dalle Cetine di Cotorniano, Siena: clinocervantite. Riv. Mineral. Ital., 22, 4: 55-56
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