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Bazzite

Big Photo

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
© OT. Ljostad

Show Bazzite Photos (37)
Formula:
Be
 
3
Sc
 
2
Si
 
6
O
 
18
Colour:Deep blue or other ...Hardness:6½ - 7
Name:Named in 1915 for Alessandro E. Bazzi, discoverer of the mineral.


The scandium analogue of Beryl.

Typically found as small to tiny hexagonal crystals with a deep blue or blue-green color. (Hard to distinguish from beryl.)

Classification of Bazzite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/E.12-20
Nickel-Strunz 10th (pending) edition ID:9.CJ.05

9 : SILICATES (Germanates)
C : Cyclosilicates
J : [Si6O18]12- 6-membered single rings (sechser-Einfachringe), without insular complex anions
Dana 7th edition ID:61.1.1.2
Dana 8th edition ID:61.1.1.2

61 : CYCLOSILICATES Six-Membered Rings
1 : Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
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Type Occurrence of Bazzite

Type Locality:Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Year of Discovery:1915

Occurrences of Bazzite

Geological Setting:Found in miarolitic cavities in granites, granite pegmatites and in Alpine veins associated with pegmatitic minerals.

Physical Properties of Bazzite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent, Translucent
Colour:Deep blue or other shades of blue, blue-green.
Streak:White
Hardness (Mohs):6½ - 7
Hardness Data:Measured
Tenacity:Brittle
Cleavage:Poor/Indistinct
Poor on {0001}.
Fracture:Irregular/Uneven
Density (measured):2.77 - 2.8 g/cm3
Density (calculated):2.82 g/cm3

Chemical Properties of Bazzite

Formula:
Be
 
3
Sc
 
2
Si
 
6
O
 
18
Essential elements:Be, O, Sc, Si
All elements listed in formula:Be, O, Sc, Si
Analytical Data:Al may substitute for Sc to a small extent.
Common Impurities:Fe,Mn,Mg,Li,Na,K,Rb,Cs
Relationship of Bazzite to other Species
Related Minerals - Nickel-Strunz Grouping):

- + 
9.CJ.05Beryl
Be
 
3
Al
 
2
Si
 
6
O
 
18
9.CJ.05Indialite
Mg
 
2
Al
 
4
Si
 
5
O
 
18
9.CJ.05Stoppaniite
(Na,[ ])
 
2
(Fe,Al,Mg)
 
4
[Be
 
6
Si
 
12
O
 
36
]·2H2O
9.CJ.10Cordierite
(Mg,Fe)
 
2
Al
 
4
Si
 
5
O
 
18
9.CJ.10Sekaninaite
(Fe,Mg)
 
2
Al
 
4
Si
 
5
O
 
18
9.CJ.15Combeite
Na
 
2
Ca
 
2
Si
 
3
O
 
9
9.CJ.15Kazakovite
Na
 
6
Ti[Si
 
6
O
 
16
(OH)
 
2
]
9.CJ.15Lovozerite
Na
 
2
Ca(Zr,Ti)[Si
 
6
O
 
12
(OH,O)
 
6
]*H
 
2
O
9.CJ.15Tisinalite
Na
 
3
H
 
3
(Mn,Ca,Fe)TiSi
 
6
(O,OH)
 
18
·2H
 
2
O
9.CJ.15Zirsinalite
Na
 
6
(Ca,Mn
2+
 
,Fe
2+
 
)Zr[Si
 
6
O
 
18
]
9.CJ.15Litvinskite
Na
 
2
([],Na,Mn)ZrSi
 
6
O
 
12
(OH,O)
 
6
9.CJ.15Kapustinite
Na
 
5
(Na,Mn
2+
 
)
 
<1
Zr[Si
 
6
O
 
16
(OH)
 
2
]
9.CJ.20Imandrite
Na
 
12
Ca
 
3
Fe
3+
2
[Si
 
6
O
 
18
]
 
2
9.CJ.20Koashvite
Na
 
6
(Ca,Mn)(Ti,Fe)Si
 
6
O
 
18
·H
 
2
O
9.CJ.25Baratovite
KCa
 
7
(Ti,Zr)
 
2
Li
 
3
Si
 
12
O
 
36
F
 
2
9.CJ.25Katayamalite
KCa
 
7
Ti
 
2
Li
 
3
Si
 
12
O
 
36
(OH)
 
2
9.CJ.25IMA2009-004
KCa
 
7
Sn
 
2
Li
 
3
Si
 
12
O
 
30
F
 
2
9.CJ.30Dioptase
Cu
 
6
(Si
 
6
O
 
18
)·6H
 
2
O
9.CJ.35Kostylevite
K
 
2
ZrSi
 
3
O
 
9
·H
 
2
O
9.CJ.40Petarasite
Na
 
5
Zr
 
2
[(OH,Cl)|Si
 
6
O
 
18
]·2H
 
2
O
9.CJ.45Gerenite-(Y)
(Ca,Na)
 
2
(Y,REE)
 
3
Si
 
6
O
 
18
·2H
 
2
O
9.CJ.50Odintsovite
K
 
2
Na
 
4
Ca
 
3
Ti
 
2
Be
 
4
Si
 
12
O
 
38
9.CJ.55Mathewrogersite
Pb
 
7
(Fe
2+
 
,Cu)Al
 
3
Ge[(OH,H
 
2
O)
 
6
|(Si
 
3
O
 
9
)
 
4
]
9.CJ.60Pezzottaite
Cs(Be
 
2
Li)Al
 
2
Si
 
6
O
 
18
Other Names for Bazzite
Other Languages:
German:Bazzit
Russian:Баццит
Spanish:Bazzita
Other Information
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Bazzite
Reference List:American Mineralogist (1955): 40: 370.



American Mineralogist (1967): 52: 563-564.



Tschermaks Mineralogische und Petrographische Mitteilungen: 35: 410-421.



Canadian Mineralogist: 38: 1419-1424.



Gaines, Richard V., H. Catherine, W. Skinner, Eugene E. Foord, Brian Mason, Abraham Rosenzweig (1997), Dana's New Mineralogy : The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, 8th. edition: 1244.


Internet Links for Bazzite
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Bazzite in the Natural History Museum (London) online catalogue
  • Bazzite details from Handbook of Mineralogy (PDF)
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    Localities for Bazzite
    






    


    

    
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    (TL) indicates type locality.  ? 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.

    Austria
     
    

    • Carinthia
    

      • Hohe Tauern Mts
    

        • Goldberg group
    

          • Große Fleiß valley
    
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    France
     
    

    • Brittany
    

      • Côtes-d'Armor
    

        • Plounévez-Quintin
    

          • Trémargat
    
    		Germain C., Guillou A. (1988), Le Cahier des Micromonteurs, n°3, 3-7
    

    • Rhône-Alpes
    

      • Haute-Savoie
    

        • Chamonix
    

          • Mt Blanc Massif
    
    		Cuchet, S., Schnyder, C. & Meisser, N. (2003): Les minéraux de L'A Neuve. Schweizer Strahler / Le Cristallier Suisse, Nr. 3, 28-37.
    


      • Savoie
    

        • La Lauzière massif
    
    		DE ASCENCAO GUEDES R.. (2000). La Lauzière : les espèces minérales, Savoie, France. Le Règne Minéral hors-série n°6, pp.DE ASCENCAO GUEDES R. et VALVERDE J. (2000). Béryllium. Le Règne Minéral hors-série n°6, pp. 52-55. Editions du Piat. 24-39. Editions du Piat.
    Germany
     
    

    • Bavaria
    

      • Lower Bavaria
    

        • Bavarian Forest
    

          • Waldkirchen
    

            • Röhrnbach
    
    		S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990; Habel, M. (2009): Der Granodioritbruch der Fa. Josef Uhrmann OHG, Steinerleinbach bei Röhrnbach. Mineralien-Welt 20 (2), 66-86.
    

    • Saxony
    

      • Oberlausitz
    

        • Görlitz
    

          • Königshain
    
    		T. Witzke & T. Giesler (2001): Neufunde aus Sachsen (VII): Bazzit, Bertrandit, Euxenit-(Y), Powellit und andere aus dem Königshainer Granit in der Lausitz.- Lapis 26 (1), 43-48
    




          • Thiemendorf
    
    		Aufschluss 49 (1998) 293-297
    



        • Weißenberg
    

          • Döbschütz
    
    		T. Witzke & T. Giesler (2001): Neufunde aus Sachsen (VII): Bazzit, Bertrandit, Euxenit-(Y), Powellit und andere aus dem Königshainer Granit in der Lausitz.- Lapis 26 (1), 43-48
    Italy
     
    

    • Aosta Valley
    

      • Courmayeur
    

        • Monte Bianco Massif
    

          • Veny Valley
    
    		Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
    

    • Lombardy
    

      • Varese Province
    

        • Ceresio Valley
    
    		Guastoni A., Pezzotta F., Demartin F., 2004. Contributo alla mineralogia del granofiro di Cuasso al Monte: recenti determinazioni su esemplari del MSNM. Riv. Mineral. Ital., 28, 4: 194-202. 
    




Am Min 90:1442-1452
    

    • Piedmont
    

      • Verbano-Cusio-Ossola Province
    

        • Baveno
    

          • Oltrefiume
    

            • Mount Camoscio
    
    		Min. Rec. 14 (3), 157-168
    



        • Omegna
    
    		Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d\'Aosta. Associazione Amici del Museo \"F. Eusebio\" Alba, Ed., Alba (Cuneo) 607 pp.
    Japan
     
    

    • Honshu Island
    

      • Chubu Region
    

        • Gifu Prefecture
    

          • Nakatsugawa City
    

            • Hirukawa
    
    		Endo, S. (2007) Chigaku Kenkyu, 56, #1, 17-23.
    Kazakhstan
     
    

    • Qaraghandy Oblysy (Karaganda Oblast')
    

    Norway
     
    

    • Oppland
    

      • Lunner
    

        • Øståsen - Hadeland
    

          • Surka
    
    		Kvamsdal, L.O. (1993): Noen mineraler fra nordmarkitten mellom Roa og Maura. STEIN 20 (1), 30-45
    

    • Sogn og Fjordane
    

      • Gaular
    
    		Kristiansen, R. (2003): Scandium-mineraler i Norge. STEIN 30 (2), 14-23
    

    • Telemark
    

      • Drangedal
    

        • Tørdal
    
    		Bergstøl, S. & Juve, G. (1988). Scandian ixiolite, pyrochlore and bazzite in granite pegmatite in Tørdal, Telemark, Norway. Mineralogy and Petrology, 38:229-243/ Juve, G. & Bergstøl, S. (1990): Caesian bazzite in granite pegmatite in Tørdal, Telemark, Norway. Mineralogy & Petrology, 43:131-136
    



Kristiansen, R. (2008): Nye mineralfunn i Norge. STEIN 35 (1): 17-21 
    Russia
     
    

    • Northern Region
    

      • Murmanskaja Oblast'
    

        • Kola Peninsula
    

          • Turii Cape
    
    		www.koeln.netsurf.de/~w.steffens/tury.htm
    Switzerland
     
    

    • Bern
    

      • Hasli Valley
    

        • Grimsel area
    

          • Oberaar lake area
    

            • Aargrat
    

              • Gross Sidelhorn Mt.
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    




          • Oberaar power station
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    

    • Grischun (Grisons; Graubünden)
    

      • Vorderrhein Valley
    

        • Tujetsch (Tavetsch)
    

          • Strem Valley
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    

    • Ticino (Tessin)
    

      • Leventina
    

        • Central St Gotthard Massif
    

          • Fontana
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    




No reference listed
    




          • Lucendro Valley
    
    		Alex Salzmann collection
    




          • Prevat Valley
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    

    • Uri
    

      • Maderanertal
    

        • Etzli Valley
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 69
    


      • Reuss Valley
    

        • Gurtnellen
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    

    • Wallis (Valais)
    

      • Brig
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    


      • Goms
    

        • Furka pass area
    

          • Furka
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    



        • Oberwald
    
    		Christian Bracke Collection
    


      • Les Bagnes Valley
    

        • Entremont Valley
    

          • Ferret Valley
    

            • La Fouly
    
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 70
    


      • Lötschen valley
    

        • Lonza Valley
    

          • Mittal
    
    		Die Mineralien der Schweiz, Weibel et al. 1990
    USA
     
    

    • Colorado
    

      • Chaffee Co.
    
    		Min Rec 18: 360n, bazzite on bertrandite
    


Minerals of Colorado (1997) Eckels, E. B.
    

    • Missouri
    

      • Washington Co.
    

        • Meramec State Park
    
    		R&M 73:2 pp 98-117
    

    • New Hampshire
    

      • Carroll Co.
    

        • Albany
    
    		Rocks & Minerals 80:4 pp242-261 & Dr Eugene Foord ID
    



        • Bartlett
    
    		Rocks&Min. 76:256
    



        • Jackson
    
    		Art Smith (2001) Mineral News, 17, #3, 1-7.
    


      • Grafton Co.
    

        • Bethlehem
    
    		B. Janules, 2004.
    

    


    

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