Solongoite (original) (raw)
A valid IMA mineral species
About SolongoiteHide
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Formula:
Ca2(H3B3O7)(OH)Cl
Crystal System:
Monoclinic
Name:
Named after its discovery locality.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:3710:1
d3760a0c-6821-4e5e-b465-71d86f526ec4
IMA Classification of SolongoiteHide
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IMA Formula:
Ca2B3O4(OH)4Cl
Type description reference:
Classification of SolongoiteHide
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6.CA.40
6 : BORATES
C : Triborates
A : Neso-triborates
25.3.2.1
25 : ANHYDROUS BORATES CONTAINING HYDROXYL OR HALOGEN
3 : Triborates
10.1.11
10 : Borates with other anions
1 : Borates with halide
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.
| Symbol | Source | Reference |
|---|---|---|
| Sol | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of SolongoiteHide
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Cleavage:
Imperfect/Fair
One, imperfect, parallel elongation
Density:
2.514 g/cm3 (Measured) 2.58 g/cm3 (Calculated)
Optical Data of SolongoiteHide
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RI values:
_n_α = 1.509 - 1.510 _n_β = 1.510 - 1.511 _n_γ = 1.544 - 1.546
δ = 0.035 - 0.036
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Comments:
2V(meas.) = Very small.
Chemistry of SolongoiteHide
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Mindat Formula:
Ca2(H3B3O7)(OH)Cl
Crystallography of SolongoiteHide
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Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 7.975(2) Å, b = 12.571(5) Å, c = 7.237(2) Å
β = 86.14(3)°
Ratio:
a:b:c = 0.634 : 1 : 0.576
Unit Cell V:
723.89 ų (Calculated from Unit Cell)
Morphology:
Subhedral crystals, tabular, vertically striated, to 0.2 mm
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0015575 | Solongoite | Yamnova N A, Simonov M A, Belov N V (1977) Refined crystal structure of solongoite Ca2[B3O4(OH)4]Cl Soviet Physics Crystallography 22 356-357 | 1977 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.196 Å | (10) |
| 7.84 Å | (9) |
| 1.734 Å | (9) |
| 2.61 Å | (8) |
| 2.54 Å | (8) |
| 1.911 Å | (8) |
| 2.74 Å | (7) |
Geological EnvironmentHide
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Type Occurrence of SolongoiteHide
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General Appearance of Type Material:
Colorless, transparent crystals up to 0.2 mm long and 0.1 mm in diameter.
Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 74785.
Associated Minerals at Type Locality:
Reference:
Malinko, S.V. (1974) New mineral boron mineral solongoite. Zaiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 103(1): 117-121.
Synonyms of SolongoiteHide
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Other Language Names for SolongoiteHide
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Relationship of Solongoite to other SpeciesHide
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Other Members of this group:
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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Notes:
Insoluble in water, readily dissolved by cold HCl or H2SO4.
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 SolongoiteHide
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References for SolongoiteHide
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Reference List:
Localities for SolongoiteHide
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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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