2. Iodine resources
2.1 Mineralogy
Iodine exists only in a combined state, and the number of naturally occurring iodine minerals is not considerable. It is mainly found in the form of iodate and iodide:
lautarite Ca(IO 3 ) 2 ;
brüggenite Ca(IO 3 ) 2 • H 2 O ;
dietzeite Ca 2 (IO 3 ) 2 CrO 4 ...
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Iodine resources
Extraction processes and industrial cases
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Economic data
Production
It is mainly produced by the mining and petroleum industries (oil and gas). No data are available for recycling. Table
1
shows production trends from 2000 to 2006. In 2006, Chilean nitrates accounted for over 60% of world production. This explains the intense prospecting activity in Chile
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