Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Kermesite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
Sb2S2O
System:
Triclinic
Colour:
Red
Lustre:
Adamantine
Hardness:
1 - 1½
Name:
Name from kermes, a name given from the Persian qurmizq, "crimson" in the older chemistry to red amorphous antimony trisulphide, often mixed with antimony trioxide
Crusts and coatings may be confused with metastibnite.

Classification of Kermesite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
2.FD.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
D : With O, OH, H2O
Dana 7th ed.:
2.13.1.1
2.13.1.1

2 : SULFIDES
13 : Oxysulfides
4.2

4 : Oxysulphides
mindat.org URL:
http://www.mindat.org/min-2187.html
Please feel free to link to this page.

First Recorded Occurrence of Kermesite

Year of Discovery:
1737

Physical Properties of Kermesite

Adamantine
Diaphaneity (Transparency):
Translucent, Opaque
Colour:
Red
Streak:
Brownish Red
Hardness (Mohs):
1 - 1½
Cleavage:
Perfect
Perfect on the {100}
Density:
4.5 - 4.6 g/cm3 (Measured)    4.85 g/cm3 (Calculated)

Crystallography of Kermesite

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 10.84Å, b = 4.07Å, c = 10.25Å
α = 90°, β = 101.53°, γ = 90°
Ratio:
a:b:c = 2.663 : 1 : 2.518
Unit Cell Volume:
V 443.09 ų
Z:
4

Optical Data of Kermesite

Type:
Biaxial (+)
RI values:
nα = 2.720 nβ = 2.740 nγ = 2.740
Max Birefringence:
δ = 0.020
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
relatively strong

Chemical Properties of Kermesite

Formula:
Sb2S2O
Essential elements:
All elements listed in formula:

Relationship of Kermesite to other Species

2.FD.UKI-2004-(OS:BiCuPb)PbCu4Bi4S2O16 (?)
2.FD.10Viaeneite(Fe,Pb)4S8O
2.FD.20ErditeNaFeS2 · 2H2O
2.FD.25CoyoteiteNaFe3S5 · 2H2O
2.FD.30Haapalaite(Fe2+,Ni)2(Mg,Fe2+)1.61S2(OH)3.22
2.FD.30Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
2.FD.30Yushkinite(Mg,Al)V4+S2(OH)2
2.FD.35TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
2.FD.40WilhelmramsayiteCu3FeS3·2H2O
2.FD.45VyalsoviteFeCaAlS(OH)5
2.FD.50BazhenoviteCa8S2(S3)(S2O3)(OH)12 · 20H2O
4.1BazhenoviteCa8S2(S3)(S2O3)(OH)12 · 20H2O
4.3SarabauiteCaSb103+S6O10
4.4SchöllhorniteNa0.3CrS2 · H2O
4.5Yushkinite(Mg,Al)V4+S2(OH)2
4.6VyalsoviteFeCaAlS(OH)5
4.7Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
4.8TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
4.9Haapalaite(Fe2+,Ni)2(Mg,Fe2+)1.61S2(OH)3.22
4.10ApuaniteFe2+Fe43+Sb43+O12S
4.11VersiliaiteFe2Fe4Sb6O16S

Other Names for Kermesite

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 Kermesite

Reference List:
Hebenstreit, J.E. (1737): De Antimonio rubro. Acta physico-medica Academiæ Cæsareæ Leopoldino-Carolinæ Naturæ Curiosum exhibentia Ephemerides sive Observationes Historias et Experimenta a Celeberrimis Germaniæ et Exterarum Regionum Viris Habita et Communicata Singulari Studio Collecta, Vol. 4, p. 557-561. Norimbergae, apud Hæredes W.M. Endteri et J.A. Engelbrechti Vuduam (description as "Antimonium rubrum", "Stibium rubrum", from the Gnade Gottes mine, which became later part of the Neue Hoffnung Gottes mine, Bräunsdorf, Saxony)

Cronstedt, A.F. von (1758): Försök til Mineralogie eller Mineral Rikets Upställning. Stockholm, Wildiska Tryckeriet, 251 p. (p. 203)

Stephani, J.E. (1759): Henckelius in Mineralogia Redivivus. Dreßden, bey Johann Nicolaus Gerlach, 344 p. (p. 121) (from Bräunsdorf, description of occurrence and paragenesis)

Klaproth, M.H. (1802): Chemische Untersuchung des faserigen Roth-Spießglanzerzes, Beiträge zur chemischen Kenntniss der Mineralkörper, Dritter Band, Rottmann Berlin, 178-182

Rose, H. (1825): Ueber die Verbindungen des Antimons mit Chlor und Schwefel.- Poggendorffs Annalen der Chemie und Physik 3, 441-454 (chemical analysis, formula)

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 279-280.

Neues Jahrbuch für Mineralogie, Monatshefte (1987): 12: 557-567.

Hybler, J. and Durovic, S. (2013): Kermesite, Sb2S2O: crystal structure revision and order-disorder interpretation. Acta Crystallogr. B69, 570-583.


Internet Links for Kermesite

Specimens:
The following Kermesite specimens are currently listed for sale on minfind.com.

Localities for Kermesite

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.
Mineral and/or Locality  
Copyright © mindat.org 1993-2015, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: February 28, 2015 05:22:44 Page generated: February 27, 2015 04:48:58