Evansite R061030



Name: Evansite
RRUFF ID: R061030
Ideal Chemistry: Al3PO4(OH)6·8H2O
Locality: Creu Olorde, Barcelona, Spain
Source: Michael Scott S101244 [view label]
Owner: RRUFF
Description: Colorless to very pale blue transparent botryoidal crust. Sample is amorphous to X-rays.
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Amorphous (8) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R061030
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Evansite

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]

Forbes D (1864) On evansite, a new mineral species, The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 28, 341-346   [view file]

Woodward A S (1884) Note on the occurrence of evansite in East Cheshire, Mineralogical Magazine, 5, 333-334   [view file]

Wignall G D, Rothon R N, Longman G W, Woodward G R (1977) The structure of amorphous aluminum phosphate by radial distribution functions derived from X-ray diffraction, Journal of Materials Science, 12, 1039-1049

García-Guinea J, Chagoyen A M, Nickel E H (1995) A re-investigation of bolivarite and evansite, The Canadian Mineralogist, 33, 59-65   [view file]

Jambor J L, Roberts A C, (1995) New mineral names, American Mineralogist, 80, 1073-1077   [view file]