Rhabdoborite-(V) (original) (raw)
A valid IMA mineral species
About Rhabdoborite-(V)Hide
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Formula:
Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)
Colour:
Light yellow, colorless, bright yellow
Specific Gravity:
3.39 (Calculated)
Name:
The rootname rhabdoborite reflects morphological (rhabdos is rod, in Greek) and chemical (borate) features of the mineral. The suffix/modifier indicates the predominant, species-defining M component.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:52886:7
c5565f20-9ee7-40c6-91b8-17fa5bb1aaf9
IMA Classification of Rhabdoborite-(V)Hide
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Classification of Rhabdoborite-(V)Hide
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6.AB.85
6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
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 |
|---|---|---|
| Rbo-V | 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 Rhabdoborite-(V)Hide
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Colour:
Light yellow, colorless, bright yellow
Hardness Data:
Could not be measured
Fracture:
Irregular/Uneven
Comment:
Rod-like individuals, 30–40 μm thick, can easily split into very thin needles.
Density:
3.39 g/cm3 (Calculated)
Comment:
Density could not be measured due to intergrowths with anhydrite.
Optical Data of Rhabdoborite-(V)Hide
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RI values:
_n_ω = 1.696(3) _n_ε = 1.740(4)
δ = 0.044
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Pleochroism:
Non-pleochroic
Chemistry of Rhabdoborite-(V)Hide
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Mindat Formula:
Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)
Crystallography of Rhabdoborite-(V)Hide
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Class (H-M):
6 - Pyramidal
Cell Parameters:
a = 10.6314(4) Å, c = 4.5661(2) Å
Unit Cell V:
446.95 ų (Calculated from Unit Cell)
Morphology:
Long-prismatic to acicular or rod-like crystals with hexagonal, polygonal or roundish cross section. More typically, combined in parallel or radial intergrowths, bunches, sheaf- or broom-like clusters up to 1 cm long. Sometimes as open-work or radial, bush-like aggregates up to 1 cm across.
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 9.17 Å | (100) |
| 5.301 Å | (44) |
| 3.472 Å | (76) |
| 2.763 Å | (64) |
| 2.547 Å | (61) |
| 2.226 Å | (79) |
| 1.701 Å | (63) |
| 1.474 Å | (31) |
Comments:
From Type Description.
Geological EnvironmentHide
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Type Occurrence of Rhabdoborite-(V)Hide
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General Appearance of Type Material:
Long-prismatic to acicular crystals up to 0.04 ×0.04×7 mm3 typically combined in aggregates up to 1 cm.
Place of Conservation of Type Material:
Type material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia, registration number 5125/1.
Geological Setting of Type Material:
Fumarole, at a depth of 3-4 m below the surface, and at a temperature of 470–480 °C.
Associated Minerals at Type Locality:
Synonyms of Rhabdoborite-(V)Hide
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Relationship of Rhabdoborite-(V) 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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| 6.AB. | Rhabdoborite-(Mo) | Mg12Mo6+1.33O6(BO3)6F2 | Hex. 6 : _P_63 |
|---|---|---|---|
| 6.AB. | Chubarovite | KZn2(BO3)Cl2 | Trig. 32 : _R_32 |
| 6.AB.05 | Hambergite | Be2(BO3)(OH) | Orth. m m m _(_2/_m_2/_m_2/m ) : P b c a |
| 6.AB.10 | Berborite | Be2(BO3)(OH,F) · H2O | Trig. |
| 6.AB.15 | Jeremejevite | Al6(BO3)5(F,OH)3 | Hex. 6/m : _P_63/m |
| 6.AB.20 | Warwickite | (Mg,Ti,Fe,Al)2O(BO3) | Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a |
| 6.AB.20 | Yuanfuliite | Mg(Fe3+,Al)O(BO3) | Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a |
| 6.AB.25 | Karlite | (Mg,Al)6.5(BO3)3(OH)4(◻,Cl)0.5 | Orth. 222 : _P_21212 |
| 6.AB.30 | Azoproite | (Mg,Fe2+)2(Fe3+,Ti,Mg)(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.30 | Bonaccordite | Ni2Fe3+(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.30 | Fredrikssonite | Mg2(Mn3+,Fe3+)(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.30 | Ludwigite | Mg2Fe3+(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.30 | Vonsenite | Fe2+2Fe3+(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.30 | Marinaite | Cu2Fe3+O2(BO3) | Mon. 2/m : _P_21/b |
| 6.AB.30 | Savelievaite | Mg2Cr3+O2(BO3) | Orth. m m m _(_2/_m_2/_m_2/m ) : P b a m |
| 6.AB.35 | Pinakiolite | (Mg,Mn2+)2Mn3+(BO3)O2 | Mon. 2/m : _B_2/m |
| 6.AB.35 | Folvikite | Sb5+Mn3+(Mg,Mn2+)10O8(BO3)4 | Mon. 2 : _P_2 |
| 6.AB.40 | Blatterite | Sb5+3(Mn3+,Fe3+)9(Mn2+,Mg)35(BO3)16O32 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
| 6.AB.40 | Chestermanite | Mg2(Fe3+,Mn3+,Al,Sb3+)(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) |
| 6.AB.40 | Orthopinakiolite | (Mg,Mn2+)2Mn3+(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
| 6.AB.40 | Takéuchiite | (Mg,Mn2+)2(Mn3+,Fe3+)(BO3)O2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
| 6.AB.45 | Hulsite | (Fe2+,Mg)2(Fe3+,Sn)(BO3)O2 | Mon. 2/m : _P_2/m |
| 6.AB.45 | Magnesiohulsite | (Mg,Fe2+)2(Fe3+,Sn,Mg)(BO3)O2 | Mon. 2/m : _P_2/m |
| 6.AB.45 | Aluminomagnesiohulsite | (Mg,Fe2+)2(Al,Mg,Sn)(BO3)O2 | Mon. 2/m : _P_2/m |
| 6.AB.50 | Fluoborite | Mg3(BO3)(F,OH)3 | Hex. 6/m : _P_63/m |
| 6.AB.50 | Hydroxylborite | Mg3(BO3)(OH)3 | Hex. 6/m : _P_63/m |
| 6.AB.55 | Shabynite | Mg5(BO3)(OH)5(Cl,OH)2 · 4H2O | Mon. |
| 6.AB.55 | Wightmanite | Mg5(BO3)O(OH)5 · 2H2O | Mon. 2/m |
| 6.AB.60 | Gaudefroyite | Ca4Mn3+2-3(BO3)3(CO3)(O,OH)3 | Hex. |
| 6.AB.65 | Sakhaite | Ca48Mg16(BO3)32(CO3)16 · 2(H2O,HCl) | Iso. m_3_m _(_4/_m_32/m ) : F d_3_m |
| 6.AB.70 | Harkerite | Ca48Mg16[AlSi4O15(OH)]4(BO3)16(CO3)16 · 2(H2O,HCl) | Trig. 3_m_ _(_32/m ) : R_3_m |
| 6.AB.75 | Pertsevite-(F) | Mg2(BO3)(F,OH) | Orth. m _m_2 : P n _a_21 |
| 6.AB.75 | Pertsevite-(OH) | Mg2(BO3)(OH) | Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a |
| 6.AB.80 | Jacquesdietrichite | Cu2(H2BO3)(OH)3 | Orth. m m m _(_2/_m_2/_m_2/m ) : P m n a |
| 6.AB.85 | Painite | CaZrAl9(BO3)O15 | Hex. 6/m : _P_63/m |
| 6.AB.85 | Rhabdoborite-(W) | Mg12(W6+,V5+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} | Hex. 6 : _P_63 |
| 6.AB.90 | Mengxianminite | (Ca,Na)2Sn2(Mg,Fe)3Al8[(BO3)(BeO4)O6]2 | Orth. m _m_2 : F d _d_2 |
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 Rhabdoborite-(V)Hide
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References for Rhabdoborite-(V)Hide
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Reference List:
Pekov, Igor V., Zubkova, Natalia V., Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Agakhanov, Atali A., Vigasina, Marina F., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2020) Rhabdoborite-(V), rhabdoborite-(Mo) and rhabdoborite-(W): a new group of borate minerals with the general formula Mg12M1 1/3[(BO3)6–x(PO4)xF2–x] (M = V5+, Mo6+ or W6+ and x < 1) Physics and Chemistry of Minerals, 47 (10) doi:10.1007/s00269-020-01105-7
Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Krzątała, Arkadiusz, Belakovskiy, Dmitry I., Galuskina, Irina O., Galuskin, Evgeny V., Britvin, Sergey N., Sidorov, Evgeny G., Vapnik, Yevgeny, Pushcharovsky, Dmitry Yu (2022) Pliniusite, Ca5(VO4)3F, a new apatite-group mineral and the novel natural ternary solid-solution system pliniusite–svabite–fluorapatite. American Mineralogist, 107 (8) 1626-1634 doi:10.2138/am-2022-8100
Localities for Rhabdoborite-(V)Hide
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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.
| Russia (TL) | |
|---|---|
| Kamchatka Krai Milkovsky District Tolbachik Volcanic field Great Fissure eruption (Main Fracture) Northern Breakthrough (North Breach) Second scoria cone ⓘ Arsenatnaya fumarole (TL) | Mineralogical Magazine: 82: 445-451. +1 other reference |