R050363 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Brookite R050363

Name: Brookite
RRUFF ID: R050363
Ideal Chemistry: TiO₂
Locality: Magnet Cove, Arkansas, USA
Source: University of Arizona Mineral Museum 10197 [view label]
Owner: RRUFF
Description: Black fragment of a prismatic crystal associated with quartz
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

Mineral Group: [ Brookite (3) ]

Quick search: [ All Brookite samples (3) ]

CHEMISTRY

RRUFF ID:	R050363.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(Ti_0.94Nb⁵⁺_0.03Fe³⁺_0.03)_Σ=1O₂
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Sample is oriented and mounted on a pin

Pin ID:

L00226

Orientation:

Laser parallel to -a* (-1 0 0). Fiducial mark perpendicular to laser is parallel to b [0 1 0].

DOWNLOADS:

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

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R050363

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File
	Raman Data (RAW)
	RRUFF File

INFRARED SPECTRUM (Attenuated Total Reflectance)

RRUFF ID:

R050363.1

Instrument settings:

SensIR Durascope on a Nicolet Magna 860 FTIR

Resolution:

DOWNLOADS:

	Infrared Data (Processed)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050363.1

Sample Description:

Powder

Cell Refinement Output:

a: 9.189(1)Å b: 5.4580(9)Å c: 5.1486(5)Å
alpha: 90.° beta: 90.° gamma: 90.° Volume: 258.24(4)Å³ Crystal System: orthorhombic

File Type Information

Calculated diffraction file.

File Type Information

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

DOWNLOADS:

	Cell Refinement Data
	Cell Refinement Output Data
	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Brookite
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]
Levy M (1825) An account of a new mineral, The Annals of Philosophy, 9, 140-142 [view file]
Pauling L, Sturdivant J H (1928) XV. the crystal structure of brookite, Zeitschrift für Kristallographie, 68, 239-256 [view file]
Meagher E P, Lager G A (1979) Polyhedral thermal expansion in the TiO₂ polymorphs: refinement of the crystal structures of rutile and brookite at high temperature, The Canadian Mineralogist, 17, 77-85 [view file]
Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [view file]

REFERENCES for Brookite

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]

Levy M (1825) An account of a new mineral, The Annals of Philosophy, 9, 140-142 [view file]

Pauling L, Sturdivant J H (1928) XV. the crystal structure of brookite, Zeitschrift für Kristallographie, 68, 239-256 [view file]

Meagher E P, Lager G A (1979) Polyhedral thermal expansion in the TiO₂ polymorphs: refinement of the crystal structures of rutile and brookite at high temperature, The Canadian Mineralogist, 17, 77-85 [view file]

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [view file]