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Brizziite

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About BrizziiteHide

Formula:
NaSb5+O3
Colour:
Colourless, light pink or yellow in aggregates
Lustre:
Pearly
Hardness:
Specific Gravity:
4.8
Crystal System:
Trigonal
Name:
For Dr. Giancarlo Brizzi (1936-1992), mineral collector who discovered the first specimens.
This page provides mineralogical data about Brizziite.


Classification of BrizziiteHide

Approved
Approval Year:
1993
4.CB.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
B : With medium-sized cations
44.3.12.1

44 : ANTIMONATES
3 : Miscellaneous

Physical Properties of BrizziiteHide

Pearly
Transparency:
Transparent
Colour:
Colourless, light pink or yellow in aggregates
Streak:
White
Hardness:
2½ on Mohs scale
Hardness:
VHN15=41 - 70 kg/mm2 - Vickers
Tenacity:
Elastic
Cleavage:
Perfect
on {0001}
Density:
4.8 g/cm3 (Measured)    4.95 g/cm3 (Calculated)

Optical Data of BrizziiteHide

Type:
Uniaxial (-)
RI values:
nω = 1.840 nε = 1.631
Max Birefringence:
δ = 0.209
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High

Chemical Properties of BrizziiteHide

Formula:
NaSb5+O3
IMA Formula:
NaSbO3

Crystallography of BrizziiteHide

Crystal System:
Trigonal
Class (H-M):
3 - Rhombohedral
Space Group:
R3
Cell Parameters:
a = 5.301 Å, c = 15.932 Å
Ratio:
a:c = 1 : 3.005
Unit Cell V:
387.72 ų (Calculated from Unit Cell)
Z:
6
Morphology:
Hexagonal crystals, flattened on {0001}, in dense aggregates and incrustations
Twinning:
On {0001}, polysynthetic, common

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
1.874 Å(100)
2.365 Å(69)
1.471 Å(69)
2.650 Å(67)
5.30 Å(53)
3.00 Å(50)
1.185 Å(47)
Comments:
Recorded on type material

Type Occurrence of BrizziiteHide

General Appearance of Type Material:
Dense aggregates and incrustations of platy hexagonal crystals to 0.2 mm
Place of Conservation of Type Material:
University of Florence, Florence, Italy (No. 2037/RI)
Geological Setting of Type Material:
Weathering product of stibnite in an antimony deposit in highly silicified limestone
Associated Minerals at Type Locality:

Synonyms of BrizziiteHide

Other Language Names for BrizziiteHide

German:Brizziit
Spanish:Brizziita

Related Minerals - Nickel-Strunz GroupingHide

4.CB.05CorundumAl2O3Trig. 3m (3 2/m) : R3c
4.CB.05Ecandrewsite(Zn,Fe2+,Mn2+)TiO3Trig. 3 : R3
4.CB.05EskolaiteCr2O3Trig.
4.CB.05GeikieliteMgTiO3Trig. 3 : R3
4.CB.05HematiteFe2O3Trig. 3m (3 2/m) : R3c
4.CB.05IlmeniteFe2+TiO3Trig. 3 : R3
4.CB.05KarelianiteV3+2O3Trig.
4.CB.05MelanostibiteMn2+(Sb5+,Fe3+)O3Trig.
4.CB.05PyrophaniteMn2+TiO3Trig. 3 : R3
4.CB.05Akimotoite(Mg,Fe2+)SiO3Trig.
4.CB.05Unnamed (Auroantimonate)AuSbO3
4.CB.05UM1998-11-O-AuHSbAu+2Sb3+O2(OH)
4.CB.05TistariteTi3+2O3Trig. 3m (3 2/m) : R3c
4.CB.10AvicenniteTl2O3Iso. m3 (2/m 3) : Ia3
4.CB.10BixbyiteMn3+2O3Iso. m3 (2/m 3) : Ia3
4.CB.15Armalcolite(Mg,Fe2+)Ti2O5Orth. mmm (2/m 2/m 2/m)
4.CB.15PseudobrookiteFe2TiO5Orth. mmm (2/m 2/m 2/m)
4.CB.20Zincohögbomite-2N2S[(Zn,Al,Fe2+)3(Al,Fe3+,Ti)8O15(OH)]2Hex. 6mm : P63mc
4.CB.20Zincohögbomite-2N6S[(Zn,Mg)7(Al,Fe3+,Ti)16O31(OH)]2Hex. 6mm : P63mc
4.CB.20Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6Trig. 3m (3 2/m) : R3m
4.CB.20Magnesiohögbomite-2N3S[(Mg,Fe2+,Zn)4(Al,Ti,Fe3+)10O19(OH)]2Trig. 3m (3 2/m) : P3 1m
4.CB.20Magnesiohögbomite-2N2S[(Mg,Fe2+)3[Al7(Ti,Fe3+)]O15(OH)]2Hex. 6mm : P63mc
4.CB.20Ferrohögbomite-6N12S[(Fe2+,Mg,Zn)5(Al,Ti,Fe3+)12O23(OH)]6Trig. 3m (3 2/m) : R3m
4.CB.25PseudorutileFe2Ti3O9Hex.
4.CB.25KleberiteFeTi6O11(OH)5Mon. 2/m : P21/b
4.CB.30BerdesinskiiteV3+2TiO5Mon.
4.CB.30OxyvaniteV3+2V4+O5Mon. 2/m : B2/b
4.CB.35Olkhonskite(Cr,V)2Ti3O9Mon.
4.CB.35SchreyeriteV3+2Ti3O9Mon.
4.CB.40KamiokiteFe2Mo3O8Hex.
4.CB.40NolaniteV3+8Fe3+2O14(OH)2Hex.
4.CB.40RinmaniteZn2Sb2Mg2Fe4O14(OH)2Hex. 6 : P63
4.CB.40IseiteMn2Mo3O8Hex. 6mm : P63mc
4.CB.40MajindeiteMg2Mo3O8Hex. 6mm : P63mc
4.CB.45ClaudetiteAs2O3Mon. 2/m
4.CB.45StibioclaudetiteAsSbO3Mon. 2/m : P21/m
4.CB.50ArsenoliteAs2O3Iso. m3m (4/m 3 2/m) : Fd3m
4.CB.50SenarmontiteSb2O3Iso. m3m (4/m 3 2/m) : Fd3m
4.CB.55ValentiniteSb2O3Orth. mmm (2/m 2/m 2/m) : Pccn
4.CB.60BismiteBi2O3Mon. 2/m : P21/b
4.CB.65SphaerobismoiteBi2O3Tet.
4.CB.70SilléniteBi12SiO20Iso. 2 3 : I2 3
4.CB.75KyzylkumiteV3+Ti2O5(OH)Mon. 2/m : P21/b
4.CB.80TietaiyangiteFe3+4Fe2+TiO9Hex.

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 BrizziiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Schrewelius, N. (1938): Röntgenuntersuchung der Verbindungen NaSb(OH)6, NaSb6, NaSbO3 und gleichartiger Stoffe. Zeitschrift für Anorganische und Allgemeine Chemie 238, 241-254.
Olmi, F. and Sabelli, C. (1994): Brizziite, NaSbO3, a new mineral from the Cetine mine (Tuscany, Italy): description and crystal structure. European Journal of Mineralogy 6, 667-672. [Abs. in American Mineralogist (1995), 80, 630].
Sabelli, C., Olmi, F. and Santucci, A. (1994): Brizziite, una nuova specie da Le Cetine di Cotorniano (SI). Rivista Mineralogica Italiana 1994, 271-273 (in Italian).
Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 77.

Internet Links for BrizziiteHide

Localities for BrizziiteHide

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.
Italy
 
  • Tuscany
    • Grosseto Province
      • Scansano
        • Pereta
http://www.researchgate.net/publication/261724326_OTTENSITE_BRIZZIITE_E_MOPUNGITE_DELLA_MINIERA_DI_PERETA_%28TOSCANA%29; Bittarello E., Cámara F., Ciriotti M. E., Zaccaria G., Piva P. (2014): Ottensite, brizziite e mopungite della miniera di Pereta (Toscana). GMT 2014 Giornate Mineralogiche di Tavagnasco, 6-8 giugno 2014. Plinius, 40, 174; Bittarello, E., Cámara, F., Ciriotti, M.E., Marengo, A. (2015): Ottensite, brizziite and mopungite from Pereta mine (Tuscany, Italy): New occurrences and crystal structure refinement of mopungite. Mineralogy and Petrology, 109, 431-442.
    • Siena Province
      • Chiusdino
European Journal of Mineralogy (1994) 6, 667-672; Mineralogical Record 27, 201; Rivista Mineralogica Italiana (1994) 3/1994, 271-273.; 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.
 
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