▁written ▁by ▁Ke hl ani ▁Category : S ongs ▁written ▁for ▁films ▁Category : F ast ▁& ▁Fur ious ▁music ▁Category : S ongs ▁written ▁by ▁Benjamin ▁Die hl ▁Category : S ongs ▁written ▁by ▁G - E azy <0x0A> </s> ▁Techn ical ▁Education ▁Qu ality ▁Im prov ement ▁Program me ▁is ▁a ▁project ▁of ▁Government ▁of ▁India ▁assist ed ▁by ▁World ▁Bank . ▁The ▁project ▁was ▁implemented ▁to ▁improve ▁the ▁quality ▁of ▁education ▁in ▁the ▁technical ▁institutions ▁of ▁India . ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁Project ▁website ▁ ▁Project ▁description ▁on ▁M HR D ▁website ▁ ▁Project ▁description ▁on ▁A I CT E ▁website ▁ ▁Category : G overn ment ▁schemes ▁in ▁India <0x0A> </s> ▁P yr r hot ite ▁is ▁an ▁iron ▁sul f ide ▁min eral ▁with ▁the ▁formula ▁Fe ( 1 - x ) S ▁( x ▁= ▁ 0 ▁to ▁ 0 . 2 ). ▁ ▁It ▁is ▁a ▁non sto ichi ometric ▁variant ▁of ▁Fe S , ▁the ▁min eral ▁known ▁as ▁tro il ite . ▁P yr r hot ite ▁is ▁also ▁called ▁magnetic ▁py rite , ▁because ▁the ▁color ▁is ▁similar ▁to ▁py rite ▁and ▁it ▁is ▁weak ly ▁magnetic . ▁The ▁magnet ism ▁decre ases ▁as ▁the ▁iron ▁content ▁increases , ▁and ▁tro il ite ▁is ▁non - mag net ic . ▁ ▁Str ucture ▁ ▁P yr r hot ite ▁exist ▁as ▁a ▁number ▁of ▁poly types ▁of ▁hex ag onal ▁or ▁mon oc lin ic ▁cry stal ▁symmetry ; ▁several ▁poly