Calcybeborosilite-(Y)
A valid IMA mineral species - questionable
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About Calcybeborosilite-(Y)
Formula:
(Y,Ca)2(◻,Fe2+)(B,Be)2[SiO4]2(OH,O)2
Crystal System:
Monoclinic
Member of:
Name:
Named after its composition of calcium, beryllium, boron and silicon.
Questionable member of the Gadolinite Subgroup. Name given for a mineral intermediate in composition between datolite and gadolinite published without approval of CNMNC IMA.
Originally reported from Dara-i-Pioz Glacier, Alayskiy (Alai) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan.
Originally reported from Dara-i-Pioz Glacier, Alayskiy (Alai) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan.
Unique Identifiers
Mindat ID:
6843
Long-form identifier:
mindat:1:1:6843:3
IMA Classification of Calcybeborosilite-(Y)
Approved, Questionable
IMA status notes:
Published without approval
Classification of Calcybeborosilite-(Y)
9.AJ.20
9 : SILICATES (Germanates)
A : Nesosilicates
J : Nesosilicates with BO3 triangles and/or B[4], Be[4] tetrahedra, cornersharing with SiO4
9 : SILICATES (Germanates)
A : Nesosilicates
J : Nesosilicates with BO3 triangles and/or B[4], Be[4] tetrahedra, cornersharing with SiO4
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Cbbs-Y | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Chemistry of Calcybeborosilite-(Y)
Mindat Formula:
(Y,Ca)2(◻,Fe2+)(B,Be)2[SiO4]2(OH,O)2
Element Weights:
Crystallography of Calcybeborosilite-(Y)
Crystal System:
Monoclinic
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 4b: Highly evolved igneous rocks | >3.0 |
| 35 : Ultra-alkali and agpaitic igneous rocks |
Type Occurrence of Calcybeborosilite-(Y)
Synonyms of Calcybeborosilite-(Y)
Other Language Names for Calcybeborosilite-(Y)
Relationship of Calcybeborosilite-(Y) to other Species
Member of:
Other Members of Gadolinite Subgroup:
| Hingganite-(Ce) | (Ce,REE)2(◻,Fe2+)Be2[SiO4]2(OH)2 | Mon. 2/m : P21/b |
| Hingganite-(Nd) | Nd2◻Be2Si2O8(OH)2 | Mon. 2/m : P21/b |
| Hingganite-(Y) | (Y,REE,Ca)2(◻,Fe2+)Be2[SiO4]2(OH)2 | Mon. 2/m : P21/b |
| Hingganite-(Yb) | (Yb,Y,REE)2◻Be2[SiO4]2(OH)2 | Mon. 2/m : P21/b |
| 'Minasgeraisite-(Y)' | (Ca2Y2)◻2(Be2B2)[SiO4]4(OH)4 | Tric. 1 : P1 |
| 'Unnamed (OH-analogue of Gadolinite-(Y))' | (Y,Ca)2(Fe,◻)Be2Si2O8(OH,O)2 | Mon. 2/m |
Common Associates
Associations Based on Photo Data:
| 2 photos of Calcybeborosilite-(Y) associated with Bafertisite | Ba2Fe2+4Ti2(Si2O7)2O2(OH)2F2 |
| 2 photos of Calcybeborosilite-(Y) associated with Hydroxylbastnäsite-(Nd) | Nd(CO3)(OH) |
| 2 photos of Calcybeborosilite-(Y) associated with Bastnäsite-(Y) | Y(CO3)F |
| 1 photo of Calcybeborosilite-(Y) associated with Fluorite | CaF2 |
| 1 photo of Calcybeborosilite-(Y) associated with Gasparite-(Ce) | Ce(AsO4) |
| 1 photo of Calcybeborosilite-(Y) associated with Chernovite-(Y) | Y(AsO4) |
Related Minerals - Strunz-mindat Grouping
| 9.AJ. | Hingganite-(Nd) | Nd2◻Be2Si2O8(OH)2 |
| 9.AJ. | Arrheniusite-(Ce) | CaMg[(Ce7Y3)Ca5](SiO4)4(Si2B3AsO18)(BO3)F11 |
| 9.AJ.05 | Ominelite | (Fe2+,Mg)(Al,Fe3+)3(SiO4)(BO3)O2 |
| 9.AJ.05 | Grandidierite | (Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2 |
| 9.AJ.10 | Dumortierite | Al(Al2O)(Al2O)2(SiO4)3(BO3) |
| 9.AJ.10 | Nioboholtite | (Nb0.6◻0.4)Al6BSi3O18 |
| 9.AJ.10 | Titanoholtite | (Ti0.75◻0.25)Al6BSi3O18 |
| 9.AJ.10 | Holtite | (Ta0.6◻0.4)Al6BSi3O18(O,OH)2.25 |
| 9.AJ.10 | Magnesiodumortierite | Mg(Al2OH)(Al2O)2(SiO4)3(BO3) |
| 9.AJ.15 | Garrelsite | Ba3NaSi2B7O16(OH)4 |
| 9.AJ.20 | 'Muromontite' | near Be2FeY2Si3O12 |
| 9.AJ.20 | Gadolinite-(Nd) | Nd2Fe2+Be2O2(SiO4)2 |
| 9.AJ.20 | Datolite | CaB(SiO4)(OH) |
| 9.AJ.20 | Melanocerite-(Ce) | (Ce,Ca)5(SiO4,BO4)3(OH,O) |
| 9.AJ.20 | Gadolinite-(Ce) | (Ce,La,Nd,Y)2Fe2+Be2Si2O10 |
| 9.AJ.20 | Gadolinite-(Y) | Y2Fe2+Be2Si2O10 |
| 9.AJ.20 | 'Unnamed (OH-analogue of Gadolinite-(Y))' | (Y,Ca)2(Fe,◻)Be2Si2O8(OH,O)2 |
| 9.AJ.20 | Hingganite-(Ce) | (Ce,REE)2(◻,Fe2+)Be2[SiO4]2(OH)2 |
| 9.AJ.20 | Hingganite-(Y) | (Y,REE,Ca)2(◻,Fe2+)Be2[SiO4]2(OH)2 |
| 9.AJ.20 | Hingganite-(Yb) | (Yb,Y,REE)2◻Be2[SiO4]2(OH)2 |
| 9.AJ.20 | Homilite | Ca2(Fe2+,Mg)B2Si2O10 |
| 9.AJ.20 | 'Minasgeraisite-(Y)' | (Ca2Y2)◻2(Be2B2)[SiO4]4(OH)4 |
| 9.AJ.25 | Stillwellite-(La) | LaBSiO5 |
| 9.AJ.25 | Stillwellite-(Ce) | (Ce,La,Ca)BSiO5 |
| 9.AJ.30 | Cappelenite-(Y) | Ba(Y,Ce)6Si3B6O24F2 |
| 9.AJ.35 | Laptevite-(Ce) | Ca6(Fe2+,Mn2+)Y3REE7(SiO4)3(PO4)(B3Si3O18)(BO3)F11 |
| 9.AJ.35 | Proshchenkoite-(Y) | Ca(Y,REE,Ca,Na,Mn)15Fe2+(P,Si)Si6B3O34F14 |
| 9.AJ.35 | Okanoganite-(Y) | (Na,Ca)3(Y,Ce)12Si6B2O27F14 |
| 9.AJ.35 | Hundholmenite-(Y) | (Y,REE,Ca,Na)15(Al,Fe3+)(CaxAs3+1-x)(Si,As5+)Si6B3(O,F)48 |
| 9.AJ.35 | Vicanite-(Ce) | (Ca,Ce,La,Th)15As5+(As3+0.5,Na0.5)Fe3+Si6B4O40F7 |
| 9.AJ.40 | Jadarite | LiNaSiB3O7(OH) |
Other Information
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 Calcybeborosilite-(Y)
mindat.org URL:
https://www.mindat.org/min-6843.html
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References for Calcybeborosilite-(Y)
Localities for Calcybeborosilite-(Y)
Showing 2 localities.
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The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
China | |
| Zhao et al. (2022) |
Tajikistan (TL) | |
| Pekov (1998) +2 other references |
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Dara-i-Pioz Massif, Districts of Republican Subordination, Tajikistan