▁as ▁how ▁easily ▁you ▁can ▁see ▁the ▁boundary ▁lines ▁of ▁the ▁min eral ▁under ▁plane ▁polar ized ▁light ▁in ▁a ▁pet ro graph ic ▁mic ros cope . ▁ ▁Because ▁of ▁Lap land ite ' s ▁sod ium ▁sol ub ility , ▁it ▁has ▁been ▁designated ▁as ▁a ▁candidate ▁for ▁extract ing ▁s oda ▁from ▁the ▁rocks ▁in ▁which ▁it ▁is ▁found . ▁This ▁readily ▁sol ub le ▁min eral ▁has ▁given ▁ge olog ists ▁cl ues ▁about ▁the ▁history ▁of ▁the ▁source ▁of ▁the ▁parent ▁rock , ▁as ▁water - sol ub le ▁min er als ▁do ▁not ▁form ▁near ▁surface ▁temper atures ▁and ▁press ures . ▁Also , ▁the ▁formation ▁of ▁this ▁type ▁of ▁chemical ▁assemb lage ▁is ▁commonly ▁located ▁near ▁ph osph ate ▁and ▁rare - element ▁depos its , ▁giving ▁it ▁another ▁important ▁characteristic ▁as ▁a ▁good ▁indicator ▁to ▁where ▁more ▁economic ▁min er als ▁can ▁be ▁found . ▁ ▁References ▁▁ ▁Category : In os il ic ates ▁Category : Or th or h omb ic ▁min er als <0x0A> </s> ▁Ger ald ▁" L ord " ▁R hab urn ▁is ▁a ▁Bel ize an ▁cal y ps o , ▁s oca , ▁reg ga e ▁and ▁bru k down ▁music ian . ▁He ▁became ▁famous ▁when ▁performing ▁with ▁the ▁Lord ▁R hab urn ▁Com bo ▁in ▁the ▁ 1 9 7 0 s ▁and ▁ 1 9 8 0 s . ▁ ▁R hab urn ▁has ▁tou red ▁frequently ▁abroad ▁prom oting ▁Bel ize an ▁music .