105 



July 29, 1891. 

 Cavenaoli Raiio-e. 



39e. Semi-crpal, with liornhlende (small veins). 

 39f. Quartz, as lode in hornblende rock. 



July 29, 1891. 



40. Tachylite. Mount Cooper, Cavenagh Range. July 31, 1891. 

 41a. Granulite. Ten miles east of Camp 33, Barrow Range. 



August 3, 1891. 

 41b. (iranulite (gneissic structure). Ten miles east of Camp 33. 



August 3, 1891. 

 42. Syenite (semi-porphyritic structure). Main mass of Mount 



Squires, Barrow Range. August 5, 1891. 

 42a. Quartz, lode in syenite of Mount Squires. August 5, 1891. 

 Diabase. Mount Squires, Barrow Range. August 5, 1891. 

 Ferruginous sandstone. South-west side of Mount S(iuires 



August 5, 1891. 

 Specimens from the Warburton Range and Elder Creek, D. 



Lindsay. August 10, 1891. 

 Specimens from a flying trip in Gibson's Desert, R W. Leech 

 August 10, 1891. 

 47. Felstone, from a dyke in Mount Squires. 

 48a. Syenite, from Mount Squires. August 

 48b. Porphyry-syenite, from Mount Squires. 

 48c. Epidosite, as lode intersecting 48n. 

 Mount Squires. 



.4_s dykes in Mount Squires. 



+3. 

 44. 



45. 



46. 



August 26, 1891. 

 29, 1891. 

 August 29, 1891. 

 August 29, 1891. 



49. 



Felstone-porpli i/ry 

 1, 1891. 

 49a. Quartzose diabast 

 tember 1, 1891. 



50. Quartzite. From Townsend Ridges. 

 oOa. Quartzose grit. From Townsend 



1891. 

 50]j. Argillaceous sandstone, with mica lamells 



Camp 40 (waterhole). September 4, 1891. 

 50c. Ferrugiuous sandstone. Same locality as No. 



tember 4, 1891. 

 60d. Travertine. Covering the ferruginous clay 



Same locality. Camp 40. September 4, 1891. 



51. (Quartz-pebbles. As layers in terraces crossed between Camps 



40 and 41. September 5, 1891. 

 ■51a. Quartzite. Ridges between Camps 40 and 41. Serjtember 



5, 1891. 

 61b. Clay (indurated). Top stratum of ridge between Camps 40 



and 41. September 5, 1891. 

 51c. Sandstone, with siliceous cement. Between Camps 40 and 



41. D. Lindsay. September 5, 1891. 

 51 D. Clay, enclosing minute mica lamells. Ridge between 



Camp 40 and 41. September 5, 1891. 



September 



South side of Mount Squint. Sep- 



Sep tember 2, 1891. 

 Ridges. September 2, 



Terraces near 



50b. Sep- 



sandstone. 



