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Behoite

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About BehoiteHide

Formula:
Be(OH)2
Colour:
Colourless or white, rarely pale pink to pale grey; may show anomalous blue and brown interference colours in transmitted light
Lustre:
Vitreous, Greasy, Dull
Hardness:
4
Specific Gravity:
1.92
Crystal System:
Orthorhombic
Name:
For beryllium, Be, and hydroxide, OH, in its composition.
Dimorph of:
This page provides mineralogical data about Behoite.


Classification of BehoiteHide

Approved
4.FA.05a

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
A : Hydroxides with OH, without H2O; corner-sharing tetrahedra
6.2.2.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
2 : X(OH)2
7.4.2

7 : Oxides and Hydroxides
4 : Oxides of Be, Mg and the alkaline earths

Physical Properties of BehoiteHide

Vitreous, Greasy, Dull
Transparency:
Translucent, Opaque
Colour:
Colourless or white, rarely pale pink to pale grey; may show anomalous blue and brown interference colours in transmitted light
Hardness:
Fracture:
Conchoidal
Density:
1.92 g/cm3 (Measured)    1.93 g/cm3 (Calculated)

Optical Data of BehoiteHide

Type:
Biaxial (-)
RI values:
nα = 1.533 nβ = 1.544 nγ = 1.548
2V:
Measured: 82° , Calculated: 60°
Max Birefringence:
δ = 0.015
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r < v, strong

Chemical Properties of BehoiteHide

Formula:
Be(OH)2

Crystallography of BehoiteHide

Crystal System:
Orthorhombic
Class (H-M):
2 2 2 - Disphenoidal
Space Group:
P21 21 21
Cell Parameters:
a = 4.62 Å, b = 7.05 Å, c = 4.55 Å
Ratio:
a:b:c = 0.655 : 1 : 0.645
Unit Cell V:
148.20 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Crystals peudo-octahedral, {011} and {110}, or sphenoidal, to 7 mm; faces showing striae and etch pits; subhedral, as rounded crystal aggregates and crusts.
Twinning:
Probably polysynthetically twinned, observed optically.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.39 (vvs)
3.88 (vs)
3.83 (vs)
2.95 (m)
2.79 (m)
1.99 (m)
1.96 (m)
Comments:
Recorded on type material

Type Occurrence of BehoiteHide

Geological Setting of Type Material:
In granite pegmatite as a near-surface alteration product of gadolinite
Associated Minerals at Type Locality:

Synonyms of BehoiteHide

Other Language Names for BehoiteHide

German:Behoit
Russian:Бехоит
Spanish:Behoita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Natrolite22 photos of Behoite associated with Natrolite on mindat.org.
Serandite17 photos of Behoite associated with Serandite on mindat.org.
Aegirine15 photos of Behoite associated with Aegirine on mindat.org.
Analcime13 photos of Behoite associated with Analcime on mindat.org.
Gonnardite6 photos of Behoite associated with Gonnardite on mindat.org.
Rhodochrosite5 photos of Behoite associated with Rhodochrosite on mindat.org.
Microcline3 photos of Behoite associated with Microcline on mindat.org.
Kupletskite3 photos of Behoite associated with Kupletskite on mindat.org.
Chiavennite2 photos of Behoite associated with Chiavennite on mindat.org.
Thorogummite2 photos of Behoite associated with Thorogummite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.FA.05bClinobehoiteBe(OH)2Mon. 2 : P21
4.FA.10AshoveriteZn(OH)2Tet.
4.FA.10SweetiteZn(OH)2Tet.
4.FA.10WülfingiteZn(OH)2Orth. 2 2 2 : P21 21 21

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

7.4.1BromelliteBeOHex. 6mm : P63mc
7.4.3ClinobehoiteBe(OH)2Mon. 2 : P21
7.4.4ChrysoberylBeAl2O4Orth. mmm (2/m 2/m 2/m)
7.4.5Magnesiotaaffeite-2N’2SMg3Al8BeO16Hex. 6/mmm (6/m 2/m 2/m)
7.4.6Magnesiotaaffeite-6N’3SMg2BeAl6O12Trig.
7.4.7PericlaseMgOIso. m3m (4/m 3 2/m) : Fm3m
7.4.8BruciteMg(OH)2Trig. 3m (3 2/m) : P3m1
7.4.9SpinelMgAl2O4Iso. m3m (4/m 3 2/m) : Fd3m
7.4.10MeixneriteMg6Al2(OH)16(OH)2 · 4H2OTrig. 3m (3 2/m) : R3m
7.4.11LimeCaOIso. m3m (4/m 3 2/m)
7.4.12PortlanditeCa(OH)2Trig. 3m (3 2/m)
7.4.13ChlormayeniteCa12Al14O32[◻4Cl2]Iso. 4 3m : I4 3d
7.4.14HydrocalumiteCa4Al2(OH)12(Cl,CO3,OH)2 · 4H2OMon. 2 : P21
7.4.15MarokiteCaMn3+2O4Orth.
7.4.16Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2OTrig. 3 : P3
7.4.17HollanditeBa(Mn4+6Mn3+2)O16Mon. 2/m
7.4.18Romanèchite(Ba,H2O)2(Mn4+,Mn3+)5O10Mon. 2/m
7.4.19Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2OMon. 2/m : P2/m

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 BehoiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Montoya et al. (1964): [Title] U.S. Bur. Mines Rep. Invest., 6408, 1-11 [mineral not named in description]
Ehlmann, A. J. and Mitchell, R. S. (1970): Behoite, beta-Be(OH)2, from the Rode Ranch pegmatite, Llano County, Texas. American Mineralogist 55, 1-9.
Horváth, L. and Gault, R. A. (1990): The mineralogy of Mont Saint-Hilaire, Quebec. Mineralogical Record 21, 284-359, esp. 220.
Zeitschrift für Anorganische und Allgemeine Chemie 624, 1130-1136.
Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 50.

Internet Links for BehoiteHide

Localities for BehoiteHide

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.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
China
 
  • Hunan Province
    • Chenzhou Prefecture
      • Linwu Co.
        • Xianghualing Sn-polymetallic ore field
Huang et al. (1988): Hsianghualing rocks, mineral deposits and minerals. Beijing Sci. Techn. Publ. Bur. (Beijing), 255 pp.
Denmark
 
  • Greenland
    • Kujalleq
      • Narsaq
        • Ilímaussaq complex
          • Taseq area
Friis, H. (2015): Første funn av behoitt på Grønland. Stein. 42 (1),30-31
Norway
 
  • Nordland
    • Rana
Husdal, T. & Kolitsch, U. (2016): Behoite from Høgtuva, Nordland, Norway. Norsk mineralsymposium 2016, 39-41.
  • Telemark
    • Porsgrunn
      • Mørje
        • Sagåsen
Hansen, R. & Berge, S. A.(1982): Mineralnotater. NAGS-nytt 9 (1),14 ; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
  • Vestfold
    • Larvik
      • Hedrum
        • Lågendalen
Knut Edvard Larsen collection (MM-301)- visually identified
Andersen, F. (1993): Hedrum pukkverk i Lågendalen. STEIN 20 (4), 236-238
      • Malerød
Collected by Peter Andresen, 2010.; Peter Andresen collection
Andresen, P. (2011): Mineralene fra Midtfjellet larvikittbrudd, Malerød, Larvik. Norsk Bergverksmuseum Skrift. 46: 41-47
      • Tvedalen
Collected by Peter Andresen 2009.
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Peter Andresen collection, 2016.
Peter Andresen collection.
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Collection of Peter Andresen./ Nordrum, F.S. (2008): Nyfunn av mineraler i Norge 2007-2008. STEIN 35 (2), 8-20
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Russia
 
  • Northern Region
    • Karelia Republic
      • Ladoga Region
E.I. Nefodov, pers. message to Roy Kristiansen 19-9-1973, cfr Raade, G. (1982): Behoitt fra Saga, Tvedalen. in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991, p 98.
    • Murmanskaya Oblast'
Lyalina, L.M., Savchenko Ye. E., Selivanova E. A., Zozulya D. R. (2009): Behoite and mimetite from Sakhariok alkaline massif (Kola Peninsula). Zapiski RMO (Proceedings of the Russian Mineralogical Society), 138 (3): 118-126; Lyalina, L., Zolotarev Jr, A., Selivanova, E., Savchenko, Y., Zozulya, D., Krivovichev, S., & Mikhailova, Y. (2015). Structural characterization and composition of Y-rich hainite from Sakharjok nepheline syenite pegmatite (Kola Peninsula, Russia). Mineralogy and Petrology, 1-9.
USA
 
  • Texas
    • Burnet Co.
Crook, Wilson W. III (1977) Texasite, a new mineral: the first example of a differentiated rare-earth species. American Mineralogist: 62: 1006-1008.; Rocks & Minerals (1991) 66(3): 196-224.
    • Llano Co.
      • Kingsland Granite Company Quarry (Petrick Quarry)
Self-Collected by Franklin Roberts
Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from the Rode Ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9
  • Utah
    • Juab Co.
Montoya et al. (1964): U.S. Bur. Mines Rep. Invest., 6408, 1-11 ; Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 50
Mineral and/or Locality  
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