PLUTONIC ROCKS.-—CASE III. 15 
35. FELSTONE PORPHYRY. 
List No. RsR 17. 
Newbery’s Nob, Broken River. 
Hard, semi-flinty base, with quartz 
and felspar crystals, a little mica and 
hornblende. Weathers red, 
36. MicAcrous FELSPAR TRAP. 
Dandenong Ranges. 
Dark-colored base, with much black 
mica in hexagonal plates. 
37. FELSPAR PORPHYRY. 
Running Creek, Upper Yarra. 
Flesh-colored, silico-felspathic base, 
with enclosed crystals of felspar, quartz 
and hornblende. 
88. FELSTONE. 
Diamond Creek, Upper Yarra. 
Flinty, greenish, felspathic rock, with 
crystals of glassy-looking felspar, quartz 
and little mica. 
39. Sypnitic FELSPAR PORPHYRY. 
List No. Re 12. 
Dargan’s Station, Dandenong. 
Dark-grey base, with felspar and 
hornblende crystals. 
40, FELSPAR PORPHYRY. 
List No. Rd 5, 
Dandenong Ranges. 
Dark, felspathic base, with much mica 
in hexagonal plates. 
41. SYENITIC PORPHYRY. 
List No. Re 11. 
Police Barracks, Dandenong. 
Grey base, with felspar, quartz and 
hornblende. 
42. SYENITIO PoRPHYRY. 
King River. 
Felspathic bas , v ‘th felspar, quartz, 
hornblende and o small embedded 
grains of garnet. 
43. FELSTONE PORPHYRY. 
List No. Rsr 20. 
King River. 
Yellowish, felspathic base, with flesh- 
colored felspar, quartz and probably 
hornblende. 
44. FELSTONE PORPHYRY. 
List No. Rsr 20. 
King River. 
Similar to the last, but flesh-colored. 
45, FELSPAR PORPHYRY. 
List No. Rs 60, 
Base of Mount Timbertop. 
Pinkish-grey, felspathic base, with 
felspar, quartz and probably hornblende. 
46. FELSPAR PORPHYRY. 
List No. Rs 58. 
Base of Mount Timbertop. 
A granular compound of white, 
opaque, triclinic felspar, quartz, and a 
dark mineral in six-sided plates (mica ?) 
in a base, probably the same as No. 49. 
47. DECOMPOSED GREENSTONE. 
List No. Rs 68. 
Same locality. 
Yellow, partially decomposed, magne- 
sian rock, containing marks of crystals, 
probably hornblende. ~ 
48. FELSPAR PORPHYRY. 
List No. Rs 57. 
Same locality. 
Pinkish felspathic base, with felspar 
and quartz crystals. 
49. SERPENTINE, List No. Rs 67. 
Same locality. 
Dense, dark-green, nearly black rock, 
with thin, seams of chrysolite. (See 
Table of Analyses, page 94.) 
50. SYENITE. (?) 
Map No. Ra 50. 
From drift in the bed of the 
Coliban River, east of Elphin- 
stone. 
Composed of crystalline flesh-colored 
felspar, with granular chlorite. ; 
51. FELSPAR PoRPHYRY. 
Murindate Hill, Gippsland. 
Hard, white, felspathic base, with 
yellow felspar crystals and quartz 
grains. 
*52, FELSPAR PoRPHYRY. 
Map No. Rd 37. 
Werribee Gorge. 
Hard, light-grey, felspathic base, with 
quartz and felspar. Occurs in black 
Silurian slate. 
Those marked with an * occur as dykes (Elvans). 
