Jonesite R070735

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Record 82 of 133  

Name: Jonesite
RRUFF ID: R070735
Ideal Chemistry: KBa2Ti2(Si5Al)O18·nH2O
Locality: Dallas Gem Mine (Gem Mine; Benitoite Mine), New Idria District, San Benito County, California, USA
Source: Michael Scott S103267 [view label]
Owner: RRUFF
Description: Rosettes of colorless blades associated with reddish brown neptunite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Not in a structural group (133) ]
Quick search: [ All Jonesite samples (2) ]
RRUFF ID: R070735.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.84Na0.16)Σ=1Ba2.00Ti2.00(Si5.00Al1.00)O18·3.5H2O; H2O estimated by difference
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R070735
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R070735.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.612(2)Å    b: 25.890(7)Å    c: 8.693(1)Å
alpha: 90°    beta: 127.637(7)°    gamma: 90°   Volume: 1891.3(8)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Jonesite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Wise W S, Pabst A, Hinthorne J R (1977) Jonesite a new mineral from the Benitoite Gem mine, San Benito County, California, The Mineralogical Record, 8, 453-456   [view file]

Krivovichev S V, Armbruster T (2004) The crystal structure of jonesite, Ba2(K,Na)[Ti2(Si5Al)O18(H2O)](H2O)n: a first example of titanosilicate with porous double layers, American Mineralogist, 89, 314-318   [view file]