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Bazzite

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Formula:
Be
 
3
Sc
 
2
(Si
 
6
O
 
18
)
Colour:Deep blue or other ...Hardness:6½ - 7
Member of:Beryl Group
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
)
Simplified for copy/paste:Be3Sc2(Si6O18)
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

Member of:Beryl Group
Other Members of Group:

- +
Beryl
Be
 
3
Al
 
2
(Si
 
6
O
 
18
)
Pezzottaite
Cs(Be
 
2
Li)Al
 
2
(Si
 
6
O
 
18
)
Stoppaniite
Be
 
3
Fe
3+
2
(Si
 
6
O
 
18
) · H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
9.CJ.05Beryl
Be
 
3
Al
 
2
(Si
 
6
O
 
18
)
9.CJ.05Indialite
Mg
 
2
Al
 
3
(AlSi
 
5
O
 
18
)
9.CJ.05Stoppaniite
Be
 
3
Fe
3+
2
(Si
 
6
O
 
18
) · H
 
2
O
9.CJ.10Cordierite
(Mg,Fe)
 
2
Al
 
3
(AlSi
 
5
O
 
18
)
9.CJ.10Sekaninaite
(Fe,Mg)
 
2
Al
 
3
(AlSi
 
5
O
 
18
)
9.CJ.15aCombeite
Na
 
2
Ca
 
2
(Si
 
6
O
 
18
)
 
0.5
9.CJ.15bImandrite
Na
 
12
Ca
 
3
Fe
3+
2
(Si
 
6
O
 
18
)
 
2
9.CJ.15aKazakovite
Na
 
6
Mn
2+
 
Ti(Si
 
6
O
 
18
)
9.CJ.15cKoashvite
Na
 
6
(Ca,Mn)(Ti,Fe)Si
 
6
O
 
18
· H
 
2
O
9.CJ.15aLovozerite
Na
 
2
CaZr(H
 
4
Si
 
6
O
 
18
) · H
 
2
O
9.CJ.15aTisinalite
Na
 
3
H
 
3
(Mn,Ca,Fe)TiSi
 
6
(O,OH)
 
18
· 2H
 
2
O
9.CJ.15aZirsinalite
Na
 
6
(Ca,Mn
2+
 
,Fe
2+
 
)Zr(Si
 
6
O
 
18
)
9.CJ.15aLitvinskite
Na
 
2
(◻,Na,Mn)ZrSi
 
6
O
 
12
(OH,O)
 
6
9.CJ.15aKapustinite
Na
 
5
(Na,Mn
2+
 
)
 
<1
Zr(H
 
2
Si
 
6
O
 
18
)
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.25Aleksandrovite
KCa
 
7
Sn
 
2
Li
 
3
Si
 
12
O
 
36
F
 
2
9.CJ.30Dioptase
CuSiO
 
3
· H
 
2
O
9.CJ.35Kostylevite
K
 
2
Zr(Si
 
3
O
 
9
) · H
 
2
O
9.CJ.40Petarasite
Na
 
5
Zr
 
2
(Si
 
6
O
 
18
)(Cl,OH) · 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
FeAl
 
3
GeSi
 
12
O
 
36
(OH,H
 
2
O)
 
6
9.CJ.60Pezzottaite
Cs(Be
 
2
Li)Al
 
2
(Si
 
6
O
 
18
)

Other Names for Bazzite

Other Languages:
German:Bazzit
Russian:Баццит
Simplified Chinese:钪绿柱石
Spanish:Bazzita
Traditional Chinese:鈧綠柱石

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

Search Engines:
  • Look for Bazzite on Google
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  • External Links:
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  • Look for Bazzite on Athena Mineralogy
  • Look for Bazzite on Wikipedia
  • Look for Bazzite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Bazzite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • Localities for Bazzite

    The 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. ? 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
        • 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
      • Savoie
        • La Lauzière massif
    JF-LANOE / N° inv. 0308-01 / 07-2011
    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.
        • La Tarentaise valley
          • La Lauzière massif
            • Bonneval
    De Ascenção Guedes, R. & Devouard, B. (2011): Le Règne Minéral, 101, 5-16.; De Ascenção Guedes, R. & Devouard, B. (2012): Reicher Bazzit-Neufund in den französischen Westalpen. Lapis 37 (2), 13-16 (in German).
    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 (Mont Blanc 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
          • Agrano
    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
     
    • Karagandy Province (Qaragandy Oblysy; Karaganda Oblast')
    Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
    Norway
     
    • Oppland
      • Lunner
        • Øståsen
          • 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
      • Nome
    Liferovich, R.P., Subbotin, V.V., Pakhomovsky, Y.A., Lyalina, M.F. (1998) A new type of scandium mineralization in phoscorites and carbonatites of the Kovdor Massif, Russia. The Canadian Mineralogist, 36, 971-980.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Turii Cape
    www.koeln.netsurf.de/~w.steffens/tury.htm
    • Western-Siberian Region
      • Altai Republic (Gorno-Altayskaya Autonomous Oblast')
    Liferovich, R.P., Subbotin, V.V., Pakhomovsky, Y.A., Lyalina, M.F. (1998) A new type of scandium mineralization in phoscorites and carbonatites of the Kovdor Massif, Russia. The Canadian Mineralogist, 36, 971-980.
    Switzerland
     
    • Bern
      • Hasli Valley
        • Grimsel area
          • Oberaar lake area
            • Aargrat
              • Gross Sidelhorn
    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
    Cuchet, S., Schnyder, C. & Meisser, N. (2003): Les minéraux de L'A Neuve. Schweizer Strahler / Le Cristallier Suisse, Nr. 3, 28-37
    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.
        • Sullivan
    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.; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
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