DOCUMENTATION_FORMAT: MINERAL

SAMPLE_ID: GDS152

MINERAL_TYPE: Tectosilicate

MINERAL: Clinoptilolite (Zeolite group)

FORMULA: (Na,K,Ca)2-3Al3(Al,Si)2Si13O36*12H2O

FORMULA_HTML: (Na,K,Ca)_2-3Al₃(Al,Si)₂Si₁₃O₃₆•12H₂O

COLLECTION_LOCALITY: Castle Creek, Idaho

ORIGINAL_DONOR: Jim Crowley

CURRENT_SAMPLE_LOCATION: USGS Reston, Virginia

ULTIMATE_SAMPLE_LOCATION: USGS Reston, Virginia

SAMPLE_DESCRIPTION:

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

We assume this sample is pure or nearly so as it is presented in:

Ehman, W.J. and Norma Vergo, 1986, Spectral discrimination of zeolites and dioctahedral clays in the near-infrared. Remote Sensing for Exploration Geology, 5th Thematic Conference, Reno, Nevada, September 29-October 2, 1986, Proceedings, pp 417-425.

END_XRD_ANALYSIS.

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

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

None

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1_2_3_4_

LIB_SPECTRA_HED: where Wave Range Av_Rs_Pwr Comment

LIB_SPECTRA: splib04a r 1153 0.2-3.0µm 200 g.s.=

LIB_SPECTRA: splib05a r ____ 0.2-3.0µm 200 g.s.=

LIB_SPECTRA: splib06a r ____ 1.5-25µm 250 g.s.=