(iUu-ial KoiHjaroo (rulli/. 380 



Fi,L^ •"). -l'lint<.Hiiii()ora).li. Section N... lolo. x 2") diainuters. 

 .\I(iii(lii(Hiitc' tyjif of luatrix. cdut aiiiiii^ <:laciatf(] pebbles. 

 The seetidii shows altered olivine, au^'ite and nia^nt'tite, 

 with an^ulai- and eoi'idded (jiiarrz fra^Miients, and sojne 

 seeondarv i|Uaitz. Material from main shaft, Kan^^aroo 

 (Jully. 



Fiy-. 4. — PhotomieidMiaph, Sei-ti(.n No. Kill, x 47 diameters. 

 Altered olivine monehicjuite, witii augite. biotite, etc. Dyke 

 penetratinfj: deposit near north end of outcrop, Kan^:ar()o 

 (hdly. 



Note. — The numbers of the rock sections have reference to the 

 collection in the (Teoloyii-al Deiiaitment of the IJniversitv. 



