120 N. Z. ROCKS. 
57. Graphite, or Plumbago. Ruatanua. 
A -greyish-black aggregate, consisting of Graphite ; 
texture flaky to compact, soft, streak black, greasy 
feel, resists fire. . 
62. Brown Hematitr Group. 
Compact earthy, porous, or fibrous aggregate of Brown 
Tron Ore; yellowish-brown to black, with brown 
streak, : 
Compact Brown Hematite, 
Ochrey Brown Iron Ore, Yellow Ochre. 
Fibrous Brown Iron Ore, 
. Reniform Iron Ore. 
Oolitic Brown Ore, 
Bog Ore. Wangarei. 
Siliceous Brown Hematite, Wellington. 
sa as S83 
63. Rep Hematite Group. 
Aggregate of Red Iron Ore ; color red to black, streak 
red, 
a. Common Red Hematite. Molyneux River, Otago. 
b, Karthy Hematite. Half-way Bush, Dunedin. 
e. Micaceous Iron Schist. Skeet River, Nelson. 
J: Specular Iron Ore. Dun Mountain, Nelson. 
64. Magnetic Ironstone Group. 
Granular or compact aggregates of Magnetic Iron Ore; 
black, streak black, lustre metallic, influences the 
magnetic needle, 
a. Granular Magnetic Ironstone. Nelson. 
b. Compact Magnetic Ironstone. 
c. Schistose Magnetic Ironstone. Wakatipu Lake, 
Otago. 
J. Chromic Ironstone. 
gy. Garnetiferous Ironstone. Dunstan, Otago. 
