GrannyCat
It's a small world after all.....now that song will be stuck in your head for days! haha
Amazing story !! It makes me wonder why they don't use the caliche mineral AND the
Iodine together instead of taking the
Iodine out of it. I'm sure there is an answer somewhere to be found!
I wonder if the word 'caliche' has a specific meaning?
Found it:
The American Heritage
Science Dictionary
hardpan (härd'pān') Pronunciation Key
A hard, usually clay-rich layer of soil lying at or just below the ground surface, in which soil particles are cemented together by silica, iron oxide, calcium carbonate, or organic matter that has precipitated from water percolating through the soil. Hardpans do not soften when exposed to water. Also called caliche.
ca·li·che /kəˈlitʃi/ Pronunciation Key - Show Spelled Pronunciation[kuh-lee-chee] Pronunciation Key - Show IPA Pronunciation
–noun Geology.
1. a surface deposit consisting of sand or clay impregnated with crystalline salts such as sodium nitrate or sodium chloride.
2. a zone of calcium carbonate or other carbonates in soils of semiarid regions.
Compare duricrust, hardpan.
[Origin: 1855–60; < Sp: flake of lime, equiv. to cal lime (< L calc-; see chalk) + -iche n. suffix]