----- R070698 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Davidite-(La) R070698

Name: Davidite-(La)
RRUFF ID: R070698
Ideal Chemistry: La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Locality: Pandora prospect, Covered Wells, Quijotoa District, Quijotoa Mts, Pima County, Arizona, USA
Source: Michael Scott S101999 [view label]
Owner: RRUFF
Description: Black submetallic massive
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Mineral Group: [ crichtonite (8) ]

Quick search: [ All Davidite-(La) samples (3) ]

CHEMISTRY

RRUFF ID:	R070698.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(La_0.48Ce_0.35Nd_0.03Pr_0.01Ca_0.13)_∑=1.00(U_0.32Y_0.23Sc_0.07Ca_0.07Th_0.05)_∑=0.74Fe₂(Ti_12.42Fe_4.24Mg_0.29Cr_0.25Al_0.18Zr_0.07Mn_0.05)_∑=17.50O₃₈
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

DOWNLOADS:

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

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R070698

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R070698.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 9.222(6)Å b: 9.222(6)Å c: 9.222(6)Å
alpha: 68.488(3)° beta: 68.488(3)° gamma: 68.488(3)° Volume: 654(2)Å³ Crystal System: rhombohedral

File Type Information

Calculated diffraction file.

File Type Information

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

DOWNLOADS:

	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Davidite-(La)
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]
Mawson D (1906) On certain new mineral species associated with carnotite in the radio-active ore body near Olary, Transactions of the Royal Society of South Australia, 30, 188-193 [view file]
Pabst A (1961) X-ray crystallography of davidite, American Mineralogist, 46, 700-718 [view file]
Fleischer M (1964) New mineral names, American Mineralogist, 49, 439-448 [view file]
Levinson A A (1966) A system of nomenclature for rare-earth minerals, American Mineralogist, 51, 152-158 [view file]
Gatehouse B M, Grey I E, Kelly P R (1979) The crystal structure of davidite, American Mineralogist, 64, 1010-1017 [view file]
Nickel E H, Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature, American Mineralogist, 72, 1031-1042 [view file]
Wülser P-A, Brugger J, Meisser N (2004) The crichtonite group of minerals: a review of the classification, Bulletin de liaison de la Société Francaise de Minéralogie et Cristallographie, 16, 76-77 [view file]

REFERENCES for Davidite-(La)

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]

Mawson D (1906) On certain new mineral species associated with carnotite in the radio-active ore body near Olary, Transactions of the Royal Society of South Australia, 30, 188-193 [view file]

Pabst A (1961) X-ray crystallography of davidite, American Mineralogist, 46, 700-718 [view file]

Fleischer M (1964) New mineral names, American Mineralogist, 49, 439-448 [view file]

Levinson A A (1966) A system of nomenclature for rare-earth minerals, American Mineralogist, 51, 152-158 [view file]

Gatehouse B M, Grey I E, Kelly P R (1979) The crystal structure of davidite, American Mineralogist, 64, 1010-1017 [view file]

Nickel E H, Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature, American Mineralogist, 72, 1031-1042 [view file]

Wülser P-A, Brugger J, Meisser N (2004) The crichtonite group of minerals: a review of the classification, Bulletin de liaison de la Société Francaise de Minéralogie et Cristallographie, 16, 76-77 [view file]