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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
Hardness:
Name:
For the type locality.
This page provides mineralogical data about Cetineite.

Classification of Cetineite

Approved 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
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First Recorded Occurrence of Cetineite

Place of Conservation of First Recorded Material:
Smithsonian
Year of Discovery:
1986
Geological Setting of First Recorded Material:
Antimony deposit on roasted ore that has been weathered.

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)

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.

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
Essential elements:
All elements listed in formula:
Common Impurities:
S,Si

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:
Neues Jahrbuch für Mineralogie, Monatshefte (1987): 419.

American Mineralogist: 73: 398-404.

American Mineralogist: 74: 1399-1400.

Internet Links for Cetineite

Localities for Cetineite

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
Luxembourg
 
  • Goesdorf commune
    • Goesdorf
Simon Philippo analysis (to be published)
Mineral and/or Locality  
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