Chemical Formula: Na2SO4
Familly: Sulfates
Status: IMA-GP
Mineral for Display: No
UV Type | Main color | Intensity | Observation Frequency |
---|---|---|---|
Long Waves (365nm): | Yellowish White | Strong | Short Waves (254 nm): | White | Strong |
Other colors MW: | Bluish White , Yellowish White , Blue , Greenish white , | ||
Other colors SW: | Bluish White , Yellowish White , Blue , Bluish , Greenish white , |
Daylight Picture
THENARDITE
Photo and Copyright: Bill Barr
Used with permission of the author;
Mid Waves Pictures (330nm)
THENARDITE under UVMW
Photo and Copyright: Bill Barr
Used with permission of the author;
Short Waves Pictures (254nm)
THENARDITE under UVSW
Photo and Copyright: Bill Barr
Used with permission of the author;
UV Type | Color | Intensity | Observation Frequency |
---|---|---|---|
Long Wave (365nm): | Greenish white | Strong | Short Waves (254 nm): | Greenish white | Strong |
Cathodoluminescence: dark blue.
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
http://www.mindat.org/show.php?name=Thenardite
http://webmineral.com/data/Thenardite.shtml
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