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Cesanite

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About CesaniteHide

Formula:
Na3Ca2(SO4)3(OH)
Crystal System:
Hexagonal
Name:
After the type locality, the Cesano No. 1 well, Cesano geothermal field, Bracciano Lake, Rome Province, Latium, Italy.
This page provides mineralogical data about Cesanite.


Classification of CesaniteHide

Approved
7.BD.20

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
D : With only large cations
30.3.3.1

30 : ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
3 : (AB)5(XO4)3Zq
25.4.5

25 : Sulphates
4 : Sulphates of Ca, Sr and Ba

Optical Data of CesaniteHide

Type:
Uniaxial (-)
RI values:
nω = 1.570 nε = 1.564
Max Birefringence:
δ = 0.006
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low

Chemical Properties of CesaniteHide

Formula:
Na3Ca2(SO4)3(OH)
IMA Formula:
Ca2Na3(SO4)3OH

Crystallography of CesaniteHide

Crystal System:
Hexagonal
Class (H-M):
6 - Trigonal Dipyramidal
Space Group:
P6
Cell Parameters:
a = 9.4630(8) Å, c = 6.9088(5) Å
Ratio:
a:c = 1 : 0.73
Unit Cell V:
535.79 ų (Calculated from Unit Cell)
Z:
1
Comment:
P-6 according to . Originally assumed to be P63/m.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0002812CesanitePiotrowski A, Kahlenberg V, Fischer R X, Lee Y, Parise J B (2002) The crystal structures of cesanite and its synthetic analogue - A comparison American Mineralogist 87 715-72020020293
0002813CesanitePiotrowski A, Kahlenberg V, Fischer R X, Lee Y, Parise J B (2002) The crystal structures of cesanite and its synthetic analogue - A comparison American Mineralogist 87 715-72020020293
0014476CesaniteTazzoli V (1983) The crystal structure of cesanite, Ca1+xNa4-x(SO4)3(OH)x*(1-x)H2O, a sulphate isotypic of apatite Mineralogical Magazine 47 59-631983core samples of the Cesano I geothermal well, Cesano area, Latium, Italy0293
CIF Raw Data - click here to close

Type Occurrence of CesaniteHide

Place of Conservation of Type Material:
Type material is deposited in the Museum of Mineralogy of the University of Rome (specimen no. 24316/1). Material from the same vein has been also presented to the Naturhistorisches Museum Wien (Austria) and to the City Museum of Natural History, Milan (Italy).

Synonyms of CesaniteHide

Other Language Names for CesaniteHide

German:Cesanit
Spanish:Cesanita

Relationship of Cesanite to other SpeciesHide

Other Members of this group:
AiolositeNa4Bi(SO4)3ClHex. 6/m : P63/m
CaracoliteNa3Pb2(SO4)3ClMon.
FluorphosphohedyphaneCa2Pb3(PO4)3FHex. 6/m : P63/m
HedyphaneCa2Pb3(AsO4)3ClHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
HydroxylhedyphaneCa2Pb3(AsO4)3(OH)Trig. 3 : P3
Miyahisaite(Sr,Ca)2Ba3(PO4)3F Hex. 6/m : P63/m
MorelanditeCa2Ba3(AsO4)3ClHex.
PhosphohedyphaneCa2Pb3(PO4)3ClHex. 6/m : P63/m

Related Minerals - Nickel-Strunz GroupingHide

7.BD.05SulphohaliteNa6(SO4)2FClIso. m3m (4/m 3 2/m)
7.BD.05SulfohaliteNa6(SO4)2FCl
7.BD.10GaleiteNa15(SO4)5F4ClTrig.
7.BD.10SchaireriteNa21(SO4)7ClF6Trig. 3m (3 2/m)
7.BD.15KogarkoiteNa3(SO4)FMon.
7.BD.20CaracoliteNa3Pb2(SO4)3ClMon.
7.BD.20AiolositeNa4Bi(SO4)3ClHex. 6/m : P63/m
7.BD.25BurkeiteNa6(CO3)(SO4)2Orth.
7.BD.30HanksiteNa22K(SO4)9(CO3)2ClHex. 6/m : P63/m
7.BD.35CannoniteBi2(SO4)O(OH)2Mon. 2/m : P21/b
7.BD.40LanarkitePb2(SO4)OMon. 2/m : B2/m
7.BD.45GrandreefitePb2(SO4)F2Mon. 2/m
7.BD.50ItoitePb3Ge4+(SO4)2O2(OH)2Orth. mmm (2/m 2/m 2/m) : Pnma
7.BD.55ChiluiteBi3Te6+Mo6+O10.5Hex.
7.BD.60HectorfloresiteNa9(SO4)4(IO3)Mon. 2/m : P21/b
7.BD.65PseudograndreefitePb6(SO4)F10Orth. 2 2 2 : F2 2 2
7.BD.70SundiusitePb10(SO4)O8Cl2Mon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

25.4.1AnhydriteCaSO4Orth. mmm (2/m 2/m 2/m)
25.4.2BassaniteCa(SO4) · 0.5H2OMon. 2 : B2
25.4.3GypsumCaSO4 · 2H2OMon. 2/m
25.4.4GlauberiteNa2Ca(SO4)2Mon. 2/m : B2/b
25.4.6EugsteriteNa4Ca(SO4)3 · 2H2OMon.
25.4.7HydroglauberiteNa10Ca3(SO4)8 · 6H2OMon.
25.4.8SyngeniteK2Ca(SO4)2 · H2OMon. 2/m : P21/m
25.4.9GörgeyiteK2Ca5(SO4)6 · H2OMon.
25.4.10PolyhaliteK2Ca2Mg(SO4)4 · 2H2OTric. 1
25.4.11Koktaite(NH4)2Ca(SO4)2 · H2OMon.
25.4.12Ye'elimiteCa4Al6(SO4)O12Iso.
25.4.13EttringiteCa6Al2(SO4)3(OH)12 · 26H2OTrig. 3m : P3 1c
25.4.14BentoriteCa6(Cr3+,Al)2(SO4)3(OH)12 · 26H2OTrig. 3m : P3 1c
25.4.15CelestineSrSO4Orth. mmm (2/m 2/m 2/m) : Pnma
25.4.16KalistrontiteK2Sr(SO4)2Trig.
25.4.17BaryteBaSO4Orth. mmm (2/m 2/m 2/m) : Pnma

Other InformationHide

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 CesaniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Cavarretta, G., Mottana, A. & Tecce, F. (1981): Cesanite, Ca2Na3[(OH)(SO4)3], a sulfate isotypic to apatite, from the Cesano geothermal field (Latium, Italy): Mineralogical Magazine: 44, 269-273.
Tazzoli, V. (1983): The crystal structure of cesanite, Ca1+xNa4-x(S04)3(OH)x·(1-x)H20, a sulphate isotypic to apatite. Mineralogical Magazine 47, 59-63.
Deganello, S. (1983): The crystal structure of cesanite at 21 and 236 °C. Neues Jahrbuch für Mineralogie, Monatshefte 1983, 305-313.
Deganello, S. (1984): The crystal structure of cesanite at 336 and 390°C. Neues Jahrbuch für Mineralogie, Monatshefte 1984, 522-528.
American Mineralogist: 67: 621.
Piotrowski, A., Kahlenberg, V., Fischer, R.X., Lee, Y., Parise, J.B. (2002): The crystal structures of cesanite and its synthetic analogue—a comparison. American Mineralogist 87, 715-720.

Internet Links for CesaniteHide

Localities for CesaniteHide

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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Bahamas
 
  • San Salvador District
    • San Salvador Island
Onac B.P., Mylroie J.E., White W.B. (2001): Mineralogy of cave deposits on San Salvador Island, Bahamas. Carbonates and Evaporites, 16, 1, 8-16.; Onac B.P., Sumrall J., Mylroie J.E., Kearns J. (2009): Cave minerals of San Salvador Island, Bahamas. The University of South Florida karst studies series, 1, 70 pp.
Chile
 
  • Antofagasta
    • Antofagasta Province
      • Sierra Gorda
        • Caracoles
Brugger J, Meisser N, Ansermat S, Krivovichev S V, Kahlenberg V, Belton D, Ryan C G (2012) Leucostaurite, Pb2[B5O9]Cl·0.5H2O, from the Atacama Desert: The first Pb-dominant member of the hilgardite group, and micro-determination of boron minerals by PIGE. American Mineralogist 97, 1206-1212
Italy (TL)
 
  • Lazio
    • Metropolitan City of Rome Capital
      • Cesano geothermal field
Cavarretta, G., Mottana, A., Tecce, F. (1981): Cesanite, Ca2Na3[(OH)(SO4)3], a sulphate isotypic to apatite, from the Cesano geothermal field (Latium, Italy). Mineral. Mag., 44, 269-273; Cavarretta, G., Mottana, A., Tecce, F. (1982): Goergeyite e syngenite nei pozzi geotermici di Cesano (Lazio). Rendiconti Soc. Ital. Mineral. Petrol., 38, 902; Stoppani, F.S., Curti, E. (1982): I minerali del Lazio. Editoriale Olimpia, Firenze, 291 pp.; Cavarretta, G., Mottana, A., Tecce, F. (1983): Görgeyite and syngenite in the Cesano geothermal field (Latium, Italy). Neues Jb. Mineral. Abh., 147, 304–314.
 
Mineral and/or Locality  
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