Thermonatrite : Na2CO3·H2O
Halite : NaCl
As recorded:
Koehn Clay deposit, Red Buttes, El Paso Mountains District, Kern County, California, USA
Photo added to mindat.org
“Thermonatrite after natron on Halite. Specimen is from the collection of Dwight Weber (1972). Scale at bottom of image is an inch with a rule at one cm.”
Rock Currier - 7th June 2010
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