▁Maine ▁Category : State ▁par ks ▁of ▁Maine ▁Category : Mount ▁Des ert ▁Island ▁Category : C amp ground s ▁in ▁Maine ▁ ▁United ▁States <0x0A> </s> ▁Friedrich ▁Kat zer ▁( ; ▁ 5 ▁June ▁ 1 8 6 1 , ▁R ok itz an ▁– ▁ 3 ▁February ▁ 1 9 2 5 ) ▁was ▁an ▁Aust rian ▁ge ologist ▁and ▁min eral og ist . ▁ ▁From ▁ 1 8 8 0 ▁to ▁ 1 8 8 3 ▁he ▁was ▁a ▁student ▁at ▁the ▁University ▁of ▁Prag ue ▁and ▁at ▁the ▁Techn ische ▁Hoch schule ▁in ▁Prag ue , ▁where ▁he ▁later ▁worked ▁as ▁an ▁assistant . ▁In ▁ 1 8 8 8 ▁he ▁was ▁head ▁of ▁a ▁testing ▁station ▁for ▁construction ▁materials ▁in ▁W r sch ow itz . ▁In ▁ 1 8 9 0 ▁he ▁obtained ▁his ▁Ph D ▁from ▁the ▁University ▁of ▁Gi essen , ▁later ▁becoming ▁an ▁assistant ▁in ▁min eral ogy ▁and ▁ge ology ▁at ▁the ▁University ▁of ▁Le oben ▁( 1 8 9 2 ). ▁▁ ▁From ▁ 1 8 9 5 ▁he ▁was ▁in ▁charge ▁of ▁the ▁min eral ogy / ge ology ▁department ▁at ▁the ▁Muse u ▁Para ense ▁in ▁Bel ém ▁( B raz il ), ▁from ▁where ▁he ▁under to ok ▁various ▁expl or atory ▁projects . ▁In ▁ 1 8 9 8 ▁he ▁began ▁work ▁as ▁a ▁state ▁ge ologist ▁in ▁Sar aje vo , ▁and ▁in ▁ 1 9 0 0 ▁was ▁appointed ▁director ▁of ▁the ▁Bos n ian