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Prismatine

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Formula:
(◻,Fe,Mg)(Mg,Al,Fe)
 
5
Al
 
4
Si
 
2
(Si,Al)
 
2
(B,Si,Al)(O,OH,F)
 
22
System:OrthorhombicColour:Gray-green
Lustre:VitreousHardness:6½ - 7
Name:for the prismatic form of the crystals

Classification of Prismatine

IMA status:Approved
Strunz 8th edition ID:8/B.31-12
Nickel-Strunz 10th (pending) edition ID:9.BJ.50

9 : SILICATES (Germanates)
B : Sorosilicates
J : Sorosilicates with Si3O10, Si4O11, etc. anions; cations in octahedral [6] and greater coordination
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Type Occurrence of Prismatine

Type Locality:Granulite outcrop, Waldheim, Döbeln, Saxony, Germany
Year of Discovery:1886

Physical Properties of Prismatine

Lustre:Vitreous
Colour:Gray-green
Hardness (Mohs):6½ - 7

Crystallography of Prismatine

Crystal System:Orthorhombic

Optical Data of Prismatine

Type:Biaxial (-)
RI values: nα = 1.669 - 1.671 nβ = 1.681 - 1.830 nγ = 1.682 - 1.684
Maximum Birefringence:δ = 0.013

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v strong

Chemical Properties of Prismatine

Formula:
(◻,Fe,Mg)(Mg,Al,Fe)
 
5
Al
 
4
Si
 
2
(Si,Al)
 
2
(B,Si,Al)(O,OH,F)
 
22
Simplified for copy/paste:([ ],Fe,Mg)(Mg,Al,Fe)5Al4Si2(Si,Al)2(B,Si,Al)(O,OH,F)22
Essential elements:Al, B, Mg, O, Si
All elements listed in formula:Al, B, F, Fe, H, Mg, O, Si

Relationship of Prismatine to other Species

Series:Forms a series with Kornerupine (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
9.BJ.05Orientite
Ca
 
2
Mn
2+
 
Mn
3+
2
(Si
 
3
O
 
10
)(OH)
 
4
9.BJ.10Rosenhahnite
HCa
 
3
[Si
 
3
O
 
9
(OH)]
9.BJ.15Trabzonite
Ca
 
4
(Si
 
3
O
 
10
) · 2H
 
2
O
9.BJ.20Thalénite-(Y)
Y
 
3
(Si
 
3
O
 
10
)(OH)
9.BJ.20Fluorthalénite-(Y)
Y
 
3
(Si
 
3
O
 
10
)F
9.BJ.25Tiragalloite
Mn
2+
4
(HAsSi
 
3
O
 
13
)
9.BJ.30Medaite
(Mn,Ca)
 
6
(V,As)Si
 
5
O
 
18
OH
9.BJ.35Ruizite
Ca
 
2
Mn
3+
2
[(OH)
 
2
|H
 
2
Si
 
4
O
 
13
] · 2H
 
2
O
9.BJ.40Ardennite-(As)
Mn
2+
4
(Al,Mg)
 
6
(Si
 
3
O
 
10
)(SiO
 
4
)
 
2
(AsO
 
4
,VO
 
4
)(OH)
 
6
9.BJ.40Ardennite-(V)
Mn
2+
4
Al
 
4
(Mg,Al,Fe
3+
 
,Mn
3+
 
)
 
2
(Si
 
3
O
 
10
)(SiO
 
4
)
 
2
(VO
 
4
,SiO
 
4
)(OH)
 
6
9.BJ.45Kilchoanite
Ca
 
6
(SiO
 
4
)(Si
 
3
O
 
10
)
9.BJ.50Kornerupine
Mg
 
3
Al
 
6
(Si,Al,B)
 
5
O
 
21
(OH)
9.BJ.55Zunyite
Al
 
13
Si
 
5
O
 
20
(OH,F)
 
18
Cl
9.BJ.60Hubeite
Ca
 
2
Mn
2+
 
Fe
3+
 
[HSi
 
4
O
 
13
] · 2H
 
2
O
9.BJ.65Cassagnaite
(Ca,Mn
2+
 
)
 
4
(Fe
3+
 
,Mn
3+
 
,Al)
 
4
(V
3+
 
,Mg,Al)
 
2
(Si
 
3
O
 
10
)(SiO
 
4
)
 
2
(OH,O)
 
8

Other Names for Prismatine

Other Languages:
German:Prismatin

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 Prismatine

Reference List:

- +
Sauer, A. (1886): (Über eine eigentümliche Granulitart als Muttergestein zweier neuer Mineralspecies).- Zeitschrift der Deutschen Geologischen Gesellschaft 38, 704-705.

Cooper, M.A., Hawthorne, F.C., Grew, E.S. (2009): The crystal chemistry of the kornerupite-prismatine series. I. Crystal structure and site population. Canadian Mineralogist, 47, 233-262.

Cooper, M.A., Hawthorne, F.C., Grew, E.S., Kyser, T.K., Rossman, G.R. (2009): The crystal chemistry of the kornerupite-prismatine series. II. The role of hydrogen. Canadian Mineralogist, 47 Canadian Mineralogist, 47, 263-274.

Hawthorne, F.C., Cooper, M.A., Grew, E.S. (2009): The crystal chemistry of the kornerupite-prismatine series. III. Chemical relations. Canadian Mineralogist, 47, 275-296.

Cooper, M.A. & Hawthorne, F.C. (2009): The crystal chemistry of the kornerupine-prismatine series. IV. Complete chemical formulae from electron-microprobe data and X-ray powder diffraction. Canadian Mineralogist, 47, 297-302.

Cooper, M.A., Hawthorne, F.C., Grew, E.S. (2009): The crystal chemistry of the kornerupite-prismatine series. V. The site of beryllium in kornerupine. Canadian Mineralogist, 47, 303-314.

Internet Links for Prismatine

Search Engines:
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  • External Links:
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  • Look for Prismatine on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Mineral Dealers:
  • Fine and rare minerals from mintreasure.com
  • Find Prismatine on www.crystalclassics.co.uk
  • Prismatine specimens for sale - minfind.com
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  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
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  • Localities for Prismatine

    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.
    Antarctica
     
    • Eastern Antarctica
      • Princess Elizabeth Land
        • Ingrid Christensen Coast
          • Prydz Bay
    Can Min 41, (2), 2003, 393-411; Wadokski, E. R. Grew, E.S. & Yates, M.G. (2011): Compositional evolution of tourmaline-supergroup minerals from granitic pegmatites in the Larsemann Hills, East Antartica. Canadian Mineralogist. 49: 382-405
    Canada
     
    • Québec
      • Outaouais
        • La Vallée-de-la-Gatineau RCM
          • Lac-Sainte-Marie (Lac Ste Marie)
    personal comm. Dr. E. Grew - L. Horvath; pers. comm. Dr. E. Grew - L. Horvath
    Germany
     
    • Saxony
      • Döbeln
        • Waldheim
    A. Sauer (1886) Zeitschrift der Deutschen Geologischen Gesellschaft 38, 704-705; Grew, E.S., M.A. Cooper & F.C. Hawthorne (1996): Prismatine: Revalidation for boron-rich compositions in the kornerupine group. Mineralogical Magazine 60, 483-491.
    Slovakia
     
    • Košice Region
      • Rožňava Co.
    Pauliš P., Ďuďa R., 2002:Nejznámejší mineralogická nalezište Slovenska. Kuttna, Kutná Hora, 136p
    Sweden
     
    • Hälsingland
      • Nordanstig
        • Hassela
    GFF 118 (1996), A52-A53; Grew, E.S., Pertsev, N.N., Vrána, S., Yates, M.G., Shearer, C.K., and Wiedenbeck, M. (1998): Contributions to Mineralogy and Petrology 131, 22-38.
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
      • Pamir Mts
        • Pyandzh River Valley
          • Kukh-i-Lal (Kukhilal; Kuhi-lal)
    Grew, E.S., Pertsev, N.N., Vrána, S., Yates, M.G., Shearer, C.K., and Wiedenbeck, M. (1998): Contributions to Mineralogy and Petrology 131, 22-38.
    USA
     
    • New Jersey
      • Morris Co.
        • Jefferson Township
    Young, Davis, 1995,Kornerupine-group Minerals in Grenville-Facies Paragneiss, Reading Prong, New Jersey, The Canadian Mineralogist, v. 33, p. 1255-1262.
          • Tierneys Corner
    http://library.iem.ac.ru/can-min/vol33/cm6/young.html; Canadian Mineralogist: 33(6): 1255-1262.
    • New York
      • Lewis Co.
        • Lyonsdale
    Darling, R.S., Florence, F.P., Lester, G.W., and Whitney, P.R., 2004, Petrogenesis of prismatine-bearing, metapelitic gneisses along the Moose River, west-central Adirondacks, New York: in Tollo, R.P., Corriveau, L. McLelland, J., and Bartholomew, M.J., eds., Proterozoic tectonic evolution of the Grenville orogen in North America: Boulder Colorado, Geological Society of America Memoir 197, p. 325-336. George Robinson & Steven Chamberlain (2007) Gazetteer of major New York State mineral localities. Rocks & Minerals, 82, #6, 472-483.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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