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Jeremejevite

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Formula:
Al6(BO3)5(F,OH)3
System:
Hexagonal
Colour:
Colourless, light yellow ...
Hardness:
7
Name:
After Pavel Vladimirovitch Jeremejev (1830-1899), Russian mineralogist and engineer.
A synthetic OH-analogue is known (Stachiowak & Schreyer, 1998).

Visit gemdat.org for gemological information about Jeremejevite.

Classification of Jeremejevite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
6.AB.15

6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
25.8.1.1

25 : ANHYDROUS BORATES CONTAINING HYDROXYL OR HALOGEN
8 : Miscellaneous
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http://www.mindat.org/min-2090.html
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First Recorded Occurrence of Jeremejevite

Year of Discovery:
1883
Geological Setting of First Recorded Material:
Granitic debris.
Associated Minerals at First Recorded Locality:

Physical Properties of Jeremejevite

Vitreous
Diaphaneity (Transparency):
Transparent
Colour:
Colourless, light yellow brown, aquamarine blue; colourless in transmitted light
Hardness (Mohs):
7
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
3.28 g/cm3 (Measured)    3.27 g/cm3 (Calculated)

Crystallography of Jeremejevite

Crystal System:
Hexagonal
Class (H-M):
6/m - Dipyramidal
Space Group:
P63/m
Cell Parameters:
a = 8.5591(3) Å, c = 8.1814(6) Å
Ratio:
a:c = 1 : 0.956
Unit Cell Volume:
V 519.06 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Crystals long prismatic, elongated [0001]. Terminations rounded, irregular, or indented at times and the prism faces modified by vicinal planes.
X-Ray Powder Diffraction Data:
d-spacingIntensity
4.282 (100)
3.791 (57)
2.650 (33)
2.470 (30)
2.196 (35)
2.055 (44)
1.391 (30)

Optical Data of Jeremejevite

Type:
Uniaxial (-)
RI values:
nω = 1.653 nε = 1.640
Max Birefringence:
δ = 0.013
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Jeremejevite

Formula:
Al6(BO3)5(F,OH)3
Essential elements:
All elements listed in formula:

Relationship of Jeremejevite to other Species

6.AB.05HambergiteBe2(BO3)(OH)
6.AB.10BerboriteBe2(BO3)(OH,F) · H2O
6.AB.20Warwickite(Mg,Fe2+)3Ti(BO3)2O2
6.AB.20YuanfuliiteMg(Fe3+,Fe2+,Al,Ti,Mg)(BO3)O
6.AB.25KarliteMg7(BO3)3(OH,Cl)5
6.AB.30Azoproite(Mg,Fe2+)2(Fe3+,Ti,Mg)(BO3)O2
6.AB.30BonaccorditeNi2Fe3+(BO3)O2
6.AB.30FredrikssoniteMg2(Mn3+,Fe3+)(BO3)O2
6.AB.30LudwigiteMg2Fe3+(BO3)O2
6.AB.30VonseniteFe22+Fe3+(BO3)O2
6.AB.35Pinakiolite(Mg,Mn2+)2Mn3+(BO3)O2
6.AB.40Blatterite(Mn2+,Mg)2(Mn3+,Sb3+,Fe3+)(BO3)O2
6.AB.40ChestermaniteMg2(Fe3+,Mn3+,Al,Sb3+)(BO3)O2
6.AB.40Orthopinakiolite(Mg,Mn2+)2Mn3+(BO3)O2
6.AB.40Takéuchiite(Mg,Mn2+)2(Mn3+,Fe3+)(BO3)O2
6.AB.45Hulsite(Fe2+,Mg)2(Fe3+,Sn)(BO3)O2
6.AB.45Magnesiohulsite(Mg,Fe2+)2(Fe3+,Sn,Mg)(BO3)O2
6.AB.45Aluminomagnesiohulsite(Mg,Fe2+)2(Al,Mg,Sn)(BO3)O2
6.AB.50FluoboriteMg3(BO3)(F,OH)3
6.AB.50HydroxylboriteMg3(BO3)(OH)3
6.AB.55ShabyniteMg5(BO3)(OH)5(Cl,OH)2 · 4H2O
6.AB.55WightmaniteMg5(BO3)O(OH)5 · 2H2O
6.AB.60GaudefroyiteCa4Mn3+2-3(BO3)3(CO3)(O,OH)3
6.AB.65SakhaiteCa12Mg4(BO3)7(CO3)4(OH)2Cl
6.AB.70HarkeriteCa12Mg4Al(BO3)3(SiO4)4(CO3)5 · H2O
6.AB.75Pertsevite-(F)Mg2(BO3)(F,OH)
6.AB.75Pertsevite-(OH)Mg2(BO3)(OH)
6.AB.80JacquesdietrichiteCu2(H2BO3)(OH)3
6.AB.85PainiteCaZrAl9(BO3)O15

Other Names for Jeremejevite

Other Information

Electrical:
Piezoelectric.
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 Jeremejevite

Reference List:
Damour (1883) Bulletin de la Société française de Minéralogie: 6: 20 (as Jeremeiewit).

Websky (1883) Sitzungsberichte der Deutchen Akademie der Wissenschaften zu Berlin (Mathematisch-naturwissenschaftliche Klasse): 671 (as Eichwaldit).

Websky (1884) Neues Jahrbuch für Mineralogie, Geologie und Paleontologie, Heidelberg, Stuttgart: I: 1.

Klein (1891) Neues Jahrbuch für Mineralogie, Geologie und Paleontologie, Heidelberg, Stuttgart: I: 84.

Gossner and Kraus (1934) Centralblatt für Mineralogie, Geologie und Paleontologie, Stuttgart: 348.

Strunz (1938) Inaugural Dissertation, University of Berlin.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 330-332.

American Mineralogist (1982): 67: 1081.

Zeitschrift für Kristallographie (1983): 165: 255-260.

Scalisi, P., D. Cook, (1983) Classic Mineral Localities of the World: Asia and Australia, Van Nostrand: 150-160.

Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

Stachowiak, A., Schreyer, W. (1998): Synthesis, stability and breakdown products of the hydroxyl end member of jeremejevite in the system Al2O3–B2O3–H2O. Eur. J. Mineral. 10, 875–888.

Internet Links for Jeremejevite

Specimens:
The following Jeremejevite specimens are currently listed for sale on minfind.com.

Localities for Jeremejevite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Burma (Myanmar)
 
  • Mandalay Division
    • Pyin-Oo-Lwin District
      • Mogok Township
        • Kyatpyin North
Ted Themelis (2008) Gems & mines of Mogok
Ted Themelis (2008) Gems & mines of Mogok
        • Mogok Valley
Ted Themelis (2008) Gems & mines of Mogok
        • Pein-Pyit (Painpyit; Pyan Pyit)
Ted Themelis (2008) Gems & mines of Mogok
  • Shan State
    • Kyaukme District
      • Momeik Township
Niedermayr, G. & Jahn, S. (2010): Mineralientage München 2010. Mineralien Welt, 21: 19; De Ascenção Guedes, R., Lebocey, J. & Bayle (2010): Sainte-Marie-aux-Mines 24-27 juin 2010. Le Règne Minéral. 94, 41-58[ p. 54]
Germany
 
  • Rhineland-Palatinate
    • Eifel
      • Andernach
        • Nickenich
Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors
      • Daun
        • Üdersdorf
Beyer, H., Schnorrer-Köhler, G., Jeremejewit-Neufund in der Eifel und die Beteiligung von Bor bei der Mineralbildung in Schlackenauswürflingen der Eifeler Vulkane, Der Aufschluss 32, 125-129, 1981
      • Kelberg
        • Drees
Schüller, W., Die Mineralien des Niveligsberges bei Drees in der Eifel, Der Aufschluß SB 33, 1990
      • Mendig
        • Bell
Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors; Blaß, G. & Kruijen, F. (2013): Die Mineralogischen Neuigkeiten aus der Vulkaneifel. Mineralien-Welt 24 (3), 33-41.
      • Niederzissen
        • Burgbrohl
Blass, G., Graf, H.W., Kolitsch, U., Neue Funde aus der Vulkaneifel - ein Rückblick auf die Sammelsaison 2002, Mineralien-Welt 13/5, 2003
      • Polch
        • Ochtendung
Lapis 1988(7+8), 70-72
Madagascar
Min Rec (2006) 37:361-470
Namibia
 
  • Erongo Region
www.prodg.cc/johnston/erongo.htm
    • Karibib District
      • Usakos
Mineralogical Record (2006): 37: 361-470; Jahn, S. (2010): Blue Beauties - Jeremejewit-Neufund auf der Farm Ameib, Namibia. Mineralien-Welt 21 (4), 31-33.
    • Swakopmund District
No reference listed
      • Cape Cross area
Herting, S. & Strunz, H. (1978): Jeremejewit von Mile 72 in SW-Afrika. Aufschluss, 29, 45-53. (in German); Wilson, W.E. et al. (2002): Jeremejevite from Namibia. Mineralogical Record. 33, 289-301.
Russia
 
  • Eastern-Siberian Region
    • Transbaikalia (Zabaykalye)
      • Chitinskaya Oblast'
        • Nerchinsk (Nertschinsk)
          • Nerchinsk Gem mines
            • Adun-Cholon Range
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 332; P. Scalisi, D. Cook, (1983), Classic Mineral Localities of the World: Asia and Australia, Van Nostrand, pp150-160
Tajikistan
 
  • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
    • Pamir Mts
      • Khorog Region
        • Shakhdara Range
P.M. Kartashov data
      • Rangkul' Highlands
Zagorsky, V. Y., Makagon, V. M., & Shmakin, B. M. (1999). Systematics of granitic pegmatites. Can. Mineral, 37(3), 800-802.
Mineral and/or Locality  
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