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(For further information on spectroscopy, see:
http://speclab.cr.usgs.gov)
TITLE: Mizzonite NMNH113775-1 DESCRIPT
DOCUMENTATION_FORMAT: MINERAL
SAMPLE_ID: NMNH113775-1
MINERAL_TYPE: Tectosilicate
MINERAL: Mizzonite (Me57) (Scapolite group)
FORMULA: 3NaAlSi3O8*NaCl - 3CaAl2Si2O8*CaCO3 (Me57)
FORMULA_HTML: 3NaAlSi3O8•NaCl - 3CaAl2Si2O8•CaCO3
COLLECTION_LOCALITY: Faraday Township, Ontario, Canada
ORIGINAL_DONOR: National Museum of Natural History
CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
SAMPLE_DESCRIPTION:
Mizzonite is an intermediate composition between marialite and meionite.
The band centered around 0.6µm give the sample a blue color.
IMAGE_OF_SAMPLE:
NO PHOTO
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
Scapolite + laumontite + other(s) (Norma Vergo, USGS)
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: EM(WDS) # XRF, EM(WDS), ICP(Trace), WChem
| COMPOSITION KEYWORD |
Oxide ASCII |
Amount | Weight Percent, % |
Oxide html |
|---|---|---|---|---|
| COMPOSITION: | SiO2 | 49.60 | wt% | SiO2 |
| COMPOSITION: | Al2O3 | 25.43 | wt% | Al2O3 |
| COMPOSITION: | FeO | 0.09 | wt% | FeO |
| COMPOSITION: | MgO | 0.03 | wt% | MgO |
| COMPOSITION: | CaO | 13.89 | wt% | CaO |
| COMPOSITION: | Na2O | 5.65 | wt% | Na2O |
| COMPOSITION: | K2O | 0.39 | wt% | K2O |
| COMPOSITION: | Cl | 0.88 | wt% | Cl |
| COMPOSITION: | SO3 | 1.52 | wt% | SO3 |
| COMPOSITION: | CO2 | 2.66 | wt% | CO2 |
| COMPOSITION: | Total | 100.14 | wt% | |
| COMPOSITION: | O=Cl,F,S | 0.19 | wt% | #correction for Cl, F, S |
| COMPOSITION: | New Total | 99.94 | wt% |
COMPOSITION_TRACE:
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1b2_3_4_ # 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 3053 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib05a r 4473 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib06a r 14199 | g.s.= |