Important Update News
The RRUFF Project (rruff.info) is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional.
We are grateful to NASA for the funding of this effort.
![]() |
Name: Benitoite RRUFF ID: R050320 Ideal Chemistry: BaTiSi3O9 Locality: San Benito County, California, USA Source: American Museum of Natural History 17493 [view label] Owner: RRUFF Description: Blue fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
|
Mineral Group: [ Benitoite (4) ] | ||
Quick search: [ All Benitoite samples (3) ] |
CHEMISTRY | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
![]() |
|
RAMAN SPECTRUM | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
INFRARED SPECTRUM (Attenuated Total Reflectance) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
POWDER DIFFRACTION | ||||||||
---|---|---|---|---|---|---|---|---|
RRUFF ID: | R050320.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 6.6400(1)Å b: 6.6400(1)Å c: 9.7557(3)Å alpha: 90° beta: 90° gamma: 120° Volume: 372.50(1)Å3 Crystal System: hexagonal |
|||||||
|
|
REFERENCES for Benitoite | |
---|---|
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] |
|
Louderback G D, Blasdale W C (1907) Benitoite, a new California gem mineral, University of California Publications. Bulletin of the Department of Geology, 5, 149-153 [view file] |
|
Louderback G D, Blasdale W C (1909) Benitoite, its paragenesis and mode of occurrence, University of California Publications. Bulletin of the Department of Geology, 5, 331-380 [view file] |
|
Zachariasen W H (1930) The crystal structure of benitoite, BaTiSi3O9, Zeitschrift für Kristallographie, 74, 139-146 [view file] |
|
Fischer C (1969) Verfeinerung der Kristallstruktur von Benitoit BaTi[Si3O9], Zeitschrift für Kristallographie, 129, 222-243 [view file] |
|
Laird J, Albee A L (1972) Chemical composition and physical, optical, and structural properties of benitoite, neptunite and joaquinite, American Mineralogist, 57, 85-102 [view file] |
|
Hawthorne F C (1987) The crystal chemistry of the benitoite group minerals and structural relations in (Si3O9) ring structures, Neues Jahrbuch für Mineralogie, Monatshefte, 1987, 16-30 |
|
Kim C C, Bell M I, McKeown D A (1993) Vibrational analysis of benitoite (BaTiSi3O9) and the Si3O9 ring, Physical Review B, 47, 7869- 7877 |
|
McDonald A M, Chao G Y (2005) Bobtraillite, (Na,Ca)13Sr11(Zr,Y,Nb)14Si42B6O132(OH)12·12H2O, a new mineral species from Mont Saint-Hilaire, Quebec: description, structure determination and relationship to benitoite and wadeite, The Canadian Mineralogist, 43, 747-758 [view file] |
|
Hejny C, Miletich R, Jasser A, Schouwink P, Crichton W, Kahlenberg V (2012) Second-order P6c2-P31c transition and structural crystallography of the cyclosilicate benitoite, BaTiSi3O9, at high pressure, American Mineralogist, 97, 1749-1763 [view file] |
|
|