Libyan Desert glass R060357

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Record 736 of 1179

Name: Libyan Desert glass
RRUFF ID: R060357
Ideal Chemistry: SiO₂
Locality: Libyan Desert, Sahara Desert, Egypt
Source: Herb Obodda 017 [view label]
Owner: RRUFF
Description: Pale tan amorphous fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

CHEMISTRY

RRUFF ID:	R060357.2
Sample Description:	Microprobe fragment
Measured Chemistry:	Si_1.00O₂
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented Raman on the primary sample

DOWNLOADS:

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

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R060357

Wavelength:

Sample Description:

Unoriented Raman on the primary sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R060357.1

Sample Description:

Powder, amorphous

File Type Information

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

File Type Information

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

DOWNLOADS:

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

REFERENCES for Libyan Desert glass
Clayton P A, Spencer L J (1934) Silica-glass from the Libyan Desert, Mineralogical Magazine, 23, 501-508 [view file]
Faulques E, Fritsch E, Ostroumov M (2001) Spectroscopy of natural silica-rich glasses, Journal of Mineralogical and Petrological Sciences, 96, 120-128 [view file]
Kovaleva E, Helmy H, Belkacim S, Schreiber A, Wilke F D H, Wirth R (2023) Libyan Desert Glass: New evidence for an extremely high-pressure-temperature impact event from nanostructural study, American Mineralogist, 108, 1906-1923