Bario-orthojoaquinite
A valid IMA mineral species
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About Bario-orthojoaquinite
Formula:
(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
Colour:
Yellow-brown
Lustre:
Vitreous
Hardness:
5 - 5½
Specific Gravity:
3.959
Crystal System:
Orthorhombic
Member of:
Name:
Named in allusion to its composition, containing BARIum, its structure, having ORTHOrhombic symmetry, and its membership in the joaquinite group.
This page provides mineralogical data about Bario-orthojoaquinite.
Unique Identifiers
Mindat ID:
525
Long-form identifier:
mindat:1:1:525:0
GUID
(UUID V4):
(UUID V4):
91e1eb72-6414-4c0a-9d18-4d5c71a1aea0
IMA Classification of Bario-orthojoaquinite
Approved
IMA Formula:
Ba4Fe2+2Ti2O2(SiO3)8 · H2O
First published:
1982
Classification of Bario-orthojoaquinite
9.CE.25
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
60.1.1b.3
60 : CYCLOSILICATES Four-Membered Rings
1 : Four-Membered Rings, as Titanosilicates
60 : CYCLOSILICATES Four-Membered Rings
1 : Four-Membered Rings, as Titanosilicates
14.9.15
14 : Silicates not Containing Aluminum
9 : Silicates of Ti
14 : Silicates not Containing Aluminum
9 : Silicates of Ti
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 |
---|---|---|
Bojq | 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 Bario-orthojoaquinite
Vitreous
Colour:
Yellow-brown
Hardness:
5 - 5½ on Mohs scale
Cleavage:
Distinct/Good
{001}
{001}
Density:
3.959(2) g/cm3 (Measured) 3.962 g/cm3 (Calculated)
Comment:
Measured with a Berman balance
Optical Data of Bario-orthojoaquinite
Type:
Biaxial (+)
RI values:
nα = 1.735(2) nβ = 1.737(2) nγ = 1.800(1)
2V:
Measured: 10° to 15°, Calculated: 22°
Max Birefringence:
δ = 0.065
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v
Pleochroism:
Strong
Comments:
X (very pale yellow), Y (pale yellow), and Z (yellow).
Comments:
X < Y << Z.
Chemistry of Bario-orthojoaquinite
Mindat Formula:
(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
Common Impurities:
Al,TR,Mn,Ca,Na
Crystallography of Bario-orthojoaquinite
Crystal System:
Orthorhombic
Cell Parameters:
a = 10.47 Å, b = 9.59 Å, c = 22.59 Å
Ratio:
a:b:c = 1.092 : 1 : 2.356
Unit Cell V:
2,268.20 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Steep bipyramids with the forms {111} with a basal {001}.
Comment:
Point Group: 2/m 2/m 2/m or mm2; Space Group: Ccmm; Cc2m; or Ccm2:
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.997 Å | (100) |
2.953 Å | (95) |
2.824 Å | (90) |
5.64 Å | (70) |
2.935 Å | (70) |
4.30 Å | (62) |
3.203 Å | (50) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 5: Initiation of plate tectonics | <3.5-2.5 |
40 : Regional metamorphism (greenschist, amphibolite, granulite facies) |
Type Occurrence of Bario-orthojoaquinite
General Appearance of Type Material:
Crystals with the appearance of joaquinite-(Ce) from 2-8 mm. Truncated, pseudotetragonal bipyramids.
Place of Conservation of Type Material:
1) University of California, Santa Barbara, California, USA.
2) Harvard University, Cambridge, Massachusetts, USA, 119525.
3) National Museum of Natural History (Smithsonian), Washington, D.C., USA, 149428.
2) Harvard University, Cambridge, Massachusetts, USA, 119525.
3) National Museum of Natural History (Smithsonian), Washington, D.C., USA, 149428.
Geological Setting of Type Material:
Highly fractured meta-basalt composed of albite, crossite, actinolite, and acmite.
Associated Minerals at Type Locality:
Reference:
Wise, W.S. (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group. American Mineralogist: 67: 809-816.
Other Language Names for Bario-orthojoaquinite
German:Bario-Orthojoaquinit
Relationship of Bario-orthojoaquinite to other Species
Member of:
Other Members of this group:
Byelorussite-(Ce) | NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O | Orth. mm2 : Ama2 |
Dutkevichite-(Ce) | NaZnBa2Ce2Ti2Si8O26F · H2O | Orth. mm2 : Ama2 |
Joaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O | Mon. 2 : B2 |
Orthojoaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O | Orth. |
Orthojoaquinite-(La) | NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2O | Orth. mmm (2/m 2/m 2/m) |
Strontio-orthojoaquinite | (Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O | Orth. |
Strontiojoaquinite | Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O | Mon. |
Common Associates
Associated Minerals Based on Photo Data:
2 photos of Bario-orthojoaquinite associated with Benitoite | BaTi(Si3O9) |
2 photos of Bario-orthojoaquinite associated with Neptunite | Na2KLiFe2+2Ti2Si8O24 |
1 photo of Bario-orthojoaquinite associated with Pectolite | NaCa2Si3O8(OH) |
1 photo of Bario-orthojoaquinite associated with Richterite | Na(NaCa)Mg5(Si8O22)(OH)2 |
Related Minerals - Strunz-mindat Grouping
9.CE. | Dutkevichite-(Ce) | NaZnBa2Ce2Ti2Si8O26F · H2O |
9.CE. | Niobobaotite | Ba4(Nb,Ti,Fe)8Si4O28Cl |
9.CE.05 | Papagoite | CaCu[H3AlSi2O9] |
9.CE.10 | Verplanckite | Ba4Mn2+2Si4O12(OH,H2O)3Cl3 |
9.CE.15 | Baotite | Ba4(Ti,Nb,W)8O16(SiO3)4Cl |
9.CE.20 | Nagashimalite | Ba4(V,Ti)4B2Si8O27(O,OH)2Cl |
9.CE.20 | Taramellite | Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx |
9.CE.20 | Titantaramellite | Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx |
9.CE.25 | Byelorussite-(Ce) | NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O |
9.CE.25 | Joaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O |
9.CE.25 | Orthojoaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O |
9.CE.25 | Strontiojoaquinite | Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O |
9.CE.25 | Strontio-orthojoaquinite | (Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O |
9.CE.25 | Orthojoaquinite-(La) | NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2O |
9.CE.30a | Unnamed (Ca-Na-ordered analogue of Korobitsynite) | (Ca,Na)2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O |
9.CE.30e | Labuntsovite-Mn | Na4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O |
9.CE.30a | Nenadkevichite | (Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2O |
9.CE.30d | Lemmleinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O |
9.CE.30a | Korobitsynite | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O |
9.CE.30c | Kuzmenkoite-Mn | K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O |
9.CE.30b | Vuoriyarvite-K | K2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2O |
9.CE.30b | Tsepinite-Na | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30c | Karupmøllerite-Ca | (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30e | Labuntsovite-Mg | Na4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O |
9.CE.30e | Labuntsovite-Fe | Na4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O |
9.CE.30d | Lemmleinite-Ba | Na2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O |
9.CE.30c | Gjerdingenite-Fe | K2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30h | Neskevaaraite-Fe | K3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O |
9.CE.30b | Tsepinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30b | Paratsepinite-Ba | Ba4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O |
9.CE.30b | Tsepinite-Ca | Ca(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30h | Alsakharovite-Zn | NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30c | Gjerdingenite-Mn | K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30c | Lepkhenelmite-Zn | (Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30b | Tsepinite-Sr | Sr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30b | Paratsepinite-Na | (Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8 · nH2O n ~ 8 |
9.CE.30f | Paralabuntsovite-Mg | Na8K8Mg4Ti16(Si4O12)8(OH,O)16 · 20-24H2O |
9.CE.30c | Gjerdingenite-Ca | K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30c | Gjerdingenite-Na | K2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O |
9.CE.30h | Gutkovaite-Mn | K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O |
9.CE.30c | Kuzmenkoite-Zn | K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2O |
9.CE.30g | Organovaite-Mn | K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2O |
9.CE.30g | Organovaite-Zn | K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30g | Parakuzmenkoite-Fe | (K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2O |
9.CE.30c | Burovaite-Ca | (Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O |
9.CE.45 | Komarovite | (Ca,Mn)(Nb,Ti)2[Si2O7](O,F)3 · 3.5H2O |
9.CE.45 | Natrokomarovite | (Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2O |
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 Bario-orthojoaquinite
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https://www.mindat.org/min-525.html
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References for Bario-orthojoaquinite
Reference List:
Localities for Bario-orthojoaquinite
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).
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.
All localities listed without proper references should be considered as questionable.
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Victor claim, Picacho Peak, San Benito County, California, USA