----- R060753 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Boltwoodite R060753

Name: Boltwoodite
RRUFF ID: R060753
Ideal Chemistry: (K,Na)(UO₂)(SiO₃OH)·1.5H₂O
Locality: Rossing mine, between Rossing & Arandis, near Swakopmund, Namibia
Source: Michael Scott S100288 [view label]
Owner: RRUFF
Description: Radiating tufts of pale yellow-orange bladed crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

CHEMISTRY

RRUFF ID:	R060753.2
Sample Description:	Microprobe Fragment

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:

R060753

Wavelength:

Sample Description:

Unoriented sample.

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R060753.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 7.058(4)Å b: 7.045(3)Å c: 6.629(3)Å
alpha: 90° beta: 105.38(1)° gamma: 90° Volume: 317.8(7)Å³ Crystal System: monoclinic

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 Boltwoodite
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]
Frondel C, Ito J (1956) Boltwoodite, a new uranium silicate, Science, 124, 931-931
Fleischer M (1957) New mineral names, American Mineralogist, 42, 307-308 [view file]
Honea R M (1961) New data on boltwoodite, an alkali uranyl silicate, American Mineralogist, 46, 12-25 [view file]
Stohl F V, Smith D K (1981) The crystal chemistry of the uranyl silicate minerals, American Mineralogist, 66, 610-625 [view file]
Vochten R, Blaton N, Peeters O, Van Springel K, Van Haverbeke L (1997) A new method of synthesis of boltwoodite and of formation of sodium boltwoodite, uranophane, sklodowskite and kasolite from boltwoodite, The Canadian Mineralogist, 35, 735-741 [view file]
Burns P C (1998) The structure of boltwoodite and implications of solid solution toward sodium boltwoodite, The Canadian Mineralogist, 36, 1069-1075 [view file]
Frost R L, Čejka J, Weier M L, Martens W (2006) Molecular structure of the uranyl silicates - a Raman spectroscopic study, Journal of Raman Spectroscopy, 37, 538-551

REFERENCES for Boltwoodite

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]

Frondel C, Ito J (1956) Boltwoodite, a new uranium silicate, Science, 124, 931-931

Fleischer M (1957) New mineral names, American Mineralogist, 42, 307-308 [view file]

Honea R M (1961) New data on boltwoodite, an alkali uranyl silicate, American Mineralogist, 46, 12-25 [view file]

Stohl F V, Smith D K (1981) The crystal chemistry of the uranyl silicate minerals, American Mineralogist, 66, 610-625 [view file]

Vochten R, Blaton N, Peeters O, Van Springel K, Van Haverbeke L (1997) A new method of synthesis of boltwoodite and of formation of sodium boltwoodite, uranophane, sklodowskite and kasolite from boltwoodite, The Canadian Mineralogist, 35, 735-741 [view file]

Burns P C (1998) The structure of boltwoodite and implications of solid solution toward sodium boltwoodite, The Canadian Mineralogist, 36, 1069-1075 [view file]

Frost R L, Čejka J, Weier M L, Martens W (2006) Molecular structure of the uranyl silicates - a Raman spectroscopic study, Journal of Raman Spectroscopy, 37, 538-551