Ulexite is frequently found associated with colemanite, borax, meyerhofferite, hydroboracite, probertite, glauberite, trona, mirabilite, calcite, gypsum and halite.
3.
"' Hydroboracite "'is a hydrated borate mineral ( hence the name ) of calcium and magnesium, whose chemical composition is CaMgB 6 O 8 ( OH ) 6 ?H 2 O . It was discovered in 1834 in Atyrau Province, Kazakhstan.
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