258 



NEPHRITE. 



31. P. G. Upper gallery, Table-case A 

 in recess 4, Nos. 84 to 88. 



Nephrite, Jameson. Jade, or Axe- 

 stone. Occurs in compact masses of a leek- 

 green colour, passing into grey and green- 

 ish-white. Translucent. Very tough, break- 

 ing with a coarse splintery fracture. H, 7. 

 S.G. 2-9 to 3-1. 

 Analysis, by Forchammer : 

 Silica . . . . . 58-88 

 Alumina . . . .1*56 

 Peroxide of iron . . , 2-81 

 Peroxide of manganese . 0*82 

 Magnesia . , . .22-38 

 Potash .... 0-80 



Lime 12-15 



Water .... 0-26 



99-69 



BB alone infusible (or with difficulty at 

 the thinnest edges), but becomes white: 

 with borax forms a transparent glass. 



Localities. The Harz. Corsica. Egypt. 

 Northwest America. New Zealand. 



Name. From vt<p^o;, a kidney ; in allusion 

 to the belief entertained in former times, 

 of its influence in preventing and curing 

 diseases of the kidneys. 



Erit. Mus., Case 29. 



M. P. G. Horse-shoe Case, Nos. 1017 to 

 1026. 



The hardness of this stone renders it ex- 

 ceedingly difficult to cut and polish. It is 

 carved into handles of swords and daggers 

 in Turkey, and the natives of New Zealand 

 and other islands in the Pacific fashion it 

 into clubs, hatchets, and other implements. 

 In India it is sometimes worn as a talisman. 



Neukirchite. a kind of Wad occurring 

 in brilliant black needles forming a coating 

 on red Hematite, at Neukirchen, in Alsace. 



Neurolite, Thomson. Occurs massive 

 and fine-columnar. Colour greenish- yellow. 

 Translucent to opaque. H. 4-25. S.G. 2-47. 



Comp. 2A1 Si4 + Ca si + 3H. 



Locality. Stam stead, Lower Canada. 



Name. From v-ugov, a tendon, and XiQog, 

 stone, because of its fibrous structure, 



Neutral,es Schwefelsaures Eisen- 

 oxYD. See Coquimbite. 



Newjanskite, Haidinger. A name for 

 iRiDOsauNE (which see). 



Nickel Antimonglanz. See Ullman- 



KITE. 



Nickel Antimonial, Dufrenoy. See 

 Breithauptite. 



Nickel Arseniate, Haiiy. See Nickel 

 Ochre. 



NICKEL OCHRE. 



Nickel Arsenical, Haiiy. See Copper 

 Nickel, 



Nickel Arsenical Antimonifere. See 

 Nickel Ochre. 



NiCKELARSENIC- GLANCE," 



Nickelarsenikglanz, 



NiCKELARSENKIES, Nau- 



mann. 

 Nickel-bismuth, Dana, 

 nickel-bismuth-glance. 

 Nickel-bloom, 



NiCKEL-BLiJTHE, HauS- 



mann. 



] 



See Gers- 



DORFFITE. 



See Grxj- 



NAUITE. 



\ See NicKEL- 



j OCHRE. 



NiCKEL-BOURNONlTE, Rammelsberg. A 

 variety of Bournonite, from Wolfsberg^ 

 having part of the lead replaced by cobalt 

 and nickel. 



Nickel- GLANCE, Dana,'\ See Gersdorf- 



NiCKEL-GLANZ, Haus- > FiTE, and 

 mann. J Amoibite. 



NicKEL-GREEN, Dana. See Nickel- 

 ochre. 



Nickel-gymnite, Genth. Occurs amor- 

 phous, reniform, or stalactitic. Colour pale 

 apple -green or yellowish. Lustre resinous. 

 Opaque to translucent. Streak greenish- 

 white. H. 3 to 4. S.G. 2-4. 



Comp. (Ni, Mg)3 Si + 3H=silica 35-36, 

 oxide of nickel 30-64, protoxide of iron 0-24^ 

 magnesia 14-60, lime 0-26, water 19-09= 

 106-19. 



Locality. Texas, Pennsylvania; Michi- 

 picoten Island, Lake Superior, U. S. 



NicKELiFEROus Grey Antimony, Allan. 

 See Ullmannite. 



NiCKELiNE, Nicol. See Nickel-ochre. 



Nickelkies, Hausmann. See Millerite. 



Nickel Natif, Haiiy. Sse Millerite. 



Nickel Ochre, Kirwan, Phillips. Occurs 

 massive, earthy, friable, and in short capil- 

 lary crystals of an apple-green colour. 

 Streak greenish-white. Fracture uneven or 

 earthy. H, 2 to 2-5. S.G. 3 to 31. 



Comp. Arseniate of nickel, or Ni^ As + 



8H = nickel 37-6, arsenic 



38-4, 



water 24 



100. 







Analysis, from Riechelsdorf, by Stromeye 



Oxide of nickel . 



. 



. 37-35 



Peroxide of iron . 





. 1-13 



Sulphuric acid 



. 



. 0-23 



Arsenic acid 





. 36-97 



Water 



• 



. 24-32 



100-00 

 BB on charcoal, gives off" strong arsenical 

 fumes, and fuses in the inner flame to a 

 metallic globule containing arsenic. 



