Clinobehoite (original) (raw)

A valid IMA mineral species

About ClinobehoiteHide

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Crystal System:

Monoclinic

Name:

Named for being the monoclinic (clino) polymorph of behoite.

A beryllium hydroxide. Formed by hydrothermal alteration of earlier formed beryllium minerals.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:1066:1

22f325ea-23ac-43b7-abd1-5ca44aa4d8f7

IMA Classification of ClinobehoiteHide

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Type description reference:

Classification of ClinobehoiteHide

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4.FA.05b

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

6.2.3.1

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

7.4.3

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

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Physical Properties of ClinobehoiteHide

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Cleavage:

Perfect
(100) perfect, (010) and (001) imperfect

Density:

1.93 g/cm3 (Measured)

Optical Data of ClinobehoiteHide

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RI values:

_n_α = 1.539 _n_β = 1.544 _n_γ = 1.548

2V:

Measured: 80° to 83°, Calculated: 82°

δ = 0.009

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Optical Extinction:

Y = b; X ≃ c; Z ∧ a ≃ 9°.

Chemistry of ClinobehoiteHide

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Crystallography of ClinobehoiteHide

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Crystal System:

Monoclinic

Class (H-M):

2 - Sphenoidal

Cell Parameters:

a = 11.020(8) Å, b = 4.746(6) Å, c = 8.646(9) Å
β = 98.94(8)°

Ratio:

a:b:c = 2.322 : 1 : 1.822

Crystal StructureHide

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X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of ClinobehoiteHide

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General Appearance of Type Material:

Spherulitic aggregates (up to 1 mm) of lammellar crystals.

Place of Conservation of Type Material:

A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.

Geological Setting of Type Material:

Desiliconized pegmatites of the Murzinka region, Ural Mountains, Russia.

Associated Minerals at Type Locality:

Reference:

Voloshin A V, Pakhomovskii Y A, Rogatschev D L, Nadezhina T N, Pustscharovskii D Y, Bahkchisaraytsev A Y (1989) Clinobehoite - A new natural modification of Be(OH)2 from desilicated pegmatites [in Russian]. Mineralogiceskij Zhurnal 11, issue 5, 88-95

Synonyms of ClinobehoiteHide

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Other Language Names for ClinobehoiteHide

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Related Minerals - Strunz-mindat GroupingHide

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Other InformationHide

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Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for ClinobehoiteHide

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References for ClinobehoiteHide

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Reference List:

Voloshin, A. V., Pakhomovskii, Y. A., Rogatschev, D. L., Nadezhina, T. N., Pustscharovskii, D. Y., Bahkchisaraytsev, A. Y. (1989) Clinobehoite - A new natural modification of Be(OH)2 from desilicated pegmatites [in Russian]. Mineralogiceskij Zhurnal 11 (5): 88-95

Nadezhina, T.N., Pushcharovskii, D.Y., Rastsvetaeva, R.K., Voloshin, A.V., Burshtein, I.F. (1989) Crystal structure of a new natural form of Be(OH)2. Soviet Physics - Doklady, 34, 187-189.

Localities for ClinobehoiteHide

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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

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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.