JO 2(,() to 2 72 Founs dvkc hkP mioses in Kuiki and 

 Moinituii Cieeks HuLtcii Rqj Geol P:xpl lsf>^ 9, p 20 

 (M(Uphvn) Hector, ]c,p \0 T lUe of \nal)SPsXo Mi 



(rT>af hniiu , T-.Jnu<J —Ad uk ^rey compact lock %vith scatteied 

 inconspicuous, \vhite f( Isp iis ind small bUck ci^stalb S (i J 73. 

 Section (jioundmass ihundant, \itieous, colourless, -with grains 

 of magnetite and of chlorite anr] cio^vded with felspar microliter, 

 Origin il porphvritic inmerUs are pUgioclase only Secondary 

 iiiiMM Us xre chlorite tfter lugite The pUgiochse goes to 06 

 an I the c hloritc to 1 TIh 1 itter is slightly pleochroic ch mgmg 

 from \( lloNvisli to bluish ^necn, and shews i ithei bright pohii/a 



LIME-MAG-NESIA SERIES 

 Silu I ')-) to n p(i cent Iron oxides 8 to 18 per cent The 

 iime done is iuok thin the ilkilies more th m half the alumini, 

 and equal to oi i itlu r hss tluii the m ignesia The ferromag 

 iiesian silic ite;, pi t df),nin it( ()\ f r the felspai s, w hich are L ibradoiite 

 to AnoTthite (Quartz is ne\er present as m original miner il 

 i-iiii< itl iins its m i^rinum ot 7 to U per cent SO 2 8 to 3 1 

 GABBRO GROUP 



uth Nvluti 'tels^pir 'arid \aeuiisirbklk^'hou! 

 I^ii vll^ forming more than hdt the rock S' 

 telspar is much altered, but the er eater 





n bro id plat} crista Is froi: 

 The hornblende is bro 

 dlotriomorphic trom O-i 





