Hellandite-(Ce) R061013

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 42 of 84  


Name: Hellandite-(Ce)
RRUFF ID: R061013
Ideal Chemistry: (Ca,REE)4Ce2Alâ—»2(B4Si4O22)(OH)2
Locality: Campo Pefella, near Capranica, Viterbo, Latium, Italy
Source: Michael Scott S102789 [view label]
Owner: RRUFF
Description: Pale yellow platy crystals
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Hellandite (2) ]
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: R061013
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
DOWNLOADS:

Raman Data (RAW) View Graph
RRUFF File
REFERENCES for Hellandite-(Ce)

American Mineralogist Crystal Structure Database Record: [view record]

Hogarth D D, Chao G Y, Harris D C (1972) New data on hellandite, The Canadian Mineralogist, 11, 760-776   [view file]

Oberti R, Ottolini L, Camara F, Della Ventura G (1999) Crystal structure of non-metamict Th-rich hellandite-(Ce) from Latium (Italy) and crystal chemistry of the hellandite-group minerals, American Mineralogist, 84, 913-921   [view file]

Oberti R, Ventura G D, Ottolini L, Hawthorne F C, Bonazzi P (2002) Re-definition, nomenclature, and crystal-chemistry of the hellandite group, American Mineralogist, 87, 745-752   [view file]