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Cetineite

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Formula:
(K,Na)6Sb123+(Sb3+S3)2O18(OH)0.5 · 5,5H2O
System:
Hexagonal
Colour:
Orange-red
Lustre:
Resinous
Hardness:
Name:
Named by C. Sabelli, G. Vezzalini in 1987 after the type locality of Le Cetine di Cotorniano Mine, Italy.
This page provides mineralogical data about Cetineite.


Classification of Cetineite

Approved
Approval Year:
1986
2.MA.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
M : Oxysulfosalts
A : Oxysulfosalts of Alkalies and Alkali Earths
Dana 7th ed.:
2.13.3.1
2.13.3.1

2 : SULFIDES
13 : Oxysulfides
24.1.2

24 : Antimonates and Antimonites
1 : Antimonates and antimonites of Na, Cu or Ag

Physical Properties of Cetineite

Resinous
Diaphaneity (Transparency):
Transparent, Translucent
Colour:
Orange-red
Streak:
Orange
Hardness (Mohs):
Hardness (Vickers):
VHN20=127 - 156 kg/mm2
Tenacity:
Sectile
Cleavage:
Distinct/Good
on {1000}
Density:
4.21 g/cm3 (Calculated)

Optical Data of Cetineite

Type:
Uniaxial (+)
Pleochroism:
Weak
Comments:
From orange to slightly orange-brown

Chemical Properties of Cetineite

Formula:
(K,Na)6Sb123+(Sb3+S3)2O18(OH)0.5 · 5,5H2O
IMA Formula:
NaK5Sb14S6O18 · 6H2O
Elements listed in formula:
Common Impurities:
S,Si

Crystallography of Cetineite

Crystal System:
Hexagonal
Class (H-M):
6 - Pyramidal
Space Group:
P63
Cell Parameters:
a = 14.2513(3) Å, c = 5.5900(1) Å
Ratio:
a:c = 1 : 0.392
Unit Cell Volume:
V 983.22 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Tufts of acicular crystals.

Type Occurrence of Cetineite

Place of Conservation of Type Material:
Smithsonian
Geological Setting of Type Material:
Antimony deposit on roasted ore that has been weathered.

Relationship of Cetineite to other Species

2.MA.05Ottensite(Na,K)3Sb63+(Sb3+S3)O9 · 3H2O
2.MA.10SarabauiteCaSb103+S6O10
24.1.1MopungiteNa[Sb5+(OH)6]
24.1.3CuproroméiteCu2Sb2(O,OH)7
24.1.4CualstibiteCu2Al(OH)6[Sb5+(OH)6]
24.1.5StetefeldtiteAg2Sb2(O,OH)7

Other Names for Cetineite

Name in Other Languages:
German:Cetineit
Spanish:Cetineita

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 Cetineite

Reference List:
Sabelli, C., Vezzalini, G. (1987) Cetineite, a new antimony oxide-sulfide mineral from Cetine mine, Tuscany, Italy. Neues Jahrbuch für Mineralogie, Monatshefte: 1987: 419-425.

Sabelli, C., Nakai, I., Katsura, S. (1988) Crystal structures of cetineite and its synthetic Na analogue Na3.6(Sb2O3)3(SbS3)(OH)0.6·2.4H20. American Mineralogist: 73: 398-404.

Jambor, J.L., Burke, E.A.J. (1989) New mineral names. American Mineralogist: 74: 1399-1404.

Internet Links for Cetineite

mindat.org URL:
https://www.mindat.org/min-943.html
Please feel free to link to this page.

Localities for Cetineite

This 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.
China
 
Hedegaard, K. (2004): Ethics on the rocks: Mineralientage München 2004. Mineral News, 20, 1-6.
Italy
 
  • Sardinia
    • Cagliari Province
      • Ballao
Conti - Vecchi, G., Stara, P., (1991) :Minerali della Sardegna.Della Torre editore.Cagliari, 276 pp.
      • Villasalto
AA. VV., 1996. Collezionare minerali. Hobby & Work.
  • Tuscany
    • Grosseto Province
      • Manciano
        • La Campigliola
Nat. Hist. Mus. Vienna collection
AA. VV., 1996. Collezionare minerali. Hobby & Work.
    • Siena Province
      • Chiusdino
Brizzi G., Ciselli I, Santucci A. (1988) - Cetineite ed altre novità dalle Cetine di Cotorniano - Riv. Miner. Ital., Milano, fasc. 3, pp.73-82; Menchetti, S., Batoni, M., Batacchi, C., Borselli, G., Brogi, A., Ceccantini, L., Fassina, B., Marchesini, M., Rossellini, A. & Ruggieri, G. (2015): Le Cetine di Cotorniano. Miniera e minerali. Associazione Micro-Mineralogica Italiana, Cremona, 354 p.
Luxembourg
 
  • Diekirch District
    • Wiltz
      • Goesdorf commune
        • Goesdorf
Simon Philippo analysis (to be published)
Mineral and/or Locality  
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