Clark and others 2007 USGS Data Series 231
Spectral Library splib06a Sample Description

(For further information on spectroscopy, see: http://speclab.cr.usgs.gov)

TITLE: Laumontite GDS5 Zeolite DESCRIPT

DOCUMENTATION_FORMAT: MINERAL

SAMPLE_ID: GDS5

MINERAL_TYPE: Tectosilicate

MINERAL: Laumontite (Zeolite group)

FORMULA: CaAl2Si4O12*4H2O

FORMULA_HTML: CaAl₂Si₄O₁₂•4H₂O

COLLECTION_LOCALITY: Poonah, India

ORIGINAL_DONOR: Wards Scientific

CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory

ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory

SAMPLE_DESCRIPTION:

The sample appears white and to be spectrally pure.

IMAGE_OF_SAMPLE:
NO PHOTO

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

Laumontite - primary component. Possibly some boehmite

Konnert, Judith and Marta Flohr, 1992, unpublished data, USGS Reston, VA.

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EM(WDS), ICP(Trace), WChem
COMPOSITION_TRACE:

COMPOSITION_DISCUSSION:

None

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

TBD

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1b2b3b4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns

LIB_SPECTRA_HED:	where	Wave Range	Av_Rs_Pwr	Comment
LIB_SPECTRA:	splib04a r 2706	0.2-3.0µm	200	g.s.=
LIB_SPECTRA:	splib05a r 4075	0.2-3.0µm	200	g.s.=
LIB_SPECTRA:	splib06a r 12491			g.s.=
LIB_SPECTRA:	splib06a r 12502			g.s.=