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Jonesite

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Formula:
Ba4(K,Na)2Ti4Al2(Si3O9)2(SiO4)4O2 · 6H2O
System:
Orthorhombic
Hardness:
3 - 4
This page provides mineralogical data about Jonesite.

Classification of Jonesite

Approved
9.DJ.30

9 : SILICATES (Germanates)
D : Inosilicates
J : Inosilicates with 4-periodic double and triple chains
61.2.2.1

61 : CYCLOSILICATES Six-Membered Rings
2 : Six-Membered Rings with Al substituted rings
16.14.6

16 : Silicates Containing Aluminum and other Metals
14 : Aluminosilicates of Ti, Zr, Sn and Pb
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Type Occurrence of Jonesite

Year of Discovery:
1977

Physical Properties of Jonesite

Hardness (Mohs):
3 - 4

Crystallography of Jonesite

Crystal System:
Orthorhombic
Cell Parameters:
a = 13.73Å, b = 25.9Å, c = 10.6Å
Ratio:
a:b:c = 0.53 : 1 : 0.409
Unit Cell Volume:
V 3,769.43 ų (Calculated from Unit Cell)

Optical Data of Jonesite

Type:
Biaxial (+)
RI values:
nα = 1.641 nβ = 1.660 nγ = 1.682
Max Birefringence:
δ = 0.041
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
relatively weak

Chemical Properties of Jonesite

Formula:
Ba4(K,Na)2Ti4Al2(Si3O9)2(SiO4)4O2 · 6H2O
Essential elements:
All elements listed in formula:
Common Impurities:
B,Fe,Nb,Mn,Mg,Ca,Sr

Relationship of Jonesite to other Species

9.DJ.05NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
9.DJ.10Laplandite-(Ce)Na4CeTiPO4Si7O18 · 5H2O
9.DJ.15Caysichite-(Y)Ca2Y2Si4O10(CO3)3 · 4H2O
9.DJ.20Seidite-(Ce)Na4(Ce,Sr)2Ti[(O,OH,F)5|Si8O18(OH)] · 5H2O
9.DJ.25Carlosturanite(Mg,Fe,Ti)21(Si,Al)12O28(OH)34•H2O
16.14.1ZoriteNa8(Ti,Nb)5(Si6O17)2(OH,O)5 · 14H2O
16.14.2Vinogradovite(Na,Ca,K)4Ti4AlSi6O23(OH) · 2H2O
16.14.3RhöniteCa2(Mg,Fe2+,Fe3+,Ti)6[O2|(Si,Al)6O18]
16.14.4Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
16.14.5Ferro-kaersutite{Na}{Ca2}{Fe32+AlTi}(Al2Si6O22)O2
16.14.7Lourenswalsite(K,Ba)2(Ti,Mg,Ca,Fe)4(Si,Al,Fe)6O14(OH)12
16.14.8Labuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O
16.14.9KimzeyiteCa3(Zr,Ti)2((Si,Al,Fe3+)O4)3
16.14.10EllenbergeriteMg6(Mg,Ti,Zr,◻)2(Al,Mg)6Si8O28(OH)10
16.14.11Carlosturanite(Mg,Fe,Ti)21(Si,Al)12O28(OH)34•H2O
16.14.12EakeriteCa2SnAl2Si6O18(OH)2 · 2H2O
16.14.13PlumalsitePb4Al2(SiO3)7
16.14.14WickenburgiteCaPb3Al2Si10O24(OH)6
16.14.15MaricopaitePb7Ca2(Si,Al)48O100 · 32H2O
16.14.16Epidote-(Pb){CaPb}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
16.14.17BurckhardtitePb2(Fe3+Te6+)[AlSi3O8]O6
16.14.18MathewrogersitePb7FeAl3GeSi12O36(OH,H2O)6

Other Names for Jonesite

Name in Other Languages:
German:Jonesit
Spanish:Jonesita

Other Information

Orange yellow in SW; weak orange yellow in LW
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Jonesite

Reference List:
Wise, W.S. and Pabst, A. (1977) Jonesite: a new mineral from the benitoite gem mine, San Benito County, California. Mineralogical Record: 8: 455-456.

Internet Links for Jonesite

Localities for Jonesite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Atlantic Ocean
 
  • Mid-Atlantic Ridge complex
Gablina, I.F., Semkova, T.A., Stepanova, T.V., and Gor'kova, N.V. (2006): Lithology and Mineral Resources 41(1), 27-44.
Slovakia
 
  • Prešov Region
    • Vranov nad Topľou Co.
Ďuďa,R., et al., 1981: Mineralógia severnej časti Slanských vrchov. Min.Slovaca, Monografia 2, 98s
USA (TL)
 
  • California
    • San Benito Co.
      • Diablo Range
        • New Idria District
          • San Benito River headwaters area
            • Dallas Gem Mine area
Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. The Mineralogical Record 8, 442-452; Wise, W.S. & Pabst, A. (1977): Jonesite a new mineral from the Benitoite Gem mine, San Benito County, California. The Mineralogical Record 8, 453-456; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 472.
Mineral and/or Locality  
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