122 BULLETIN 42, UNITED STATES NATIONAL MUSEUM 



Six specimens iej)iesent the Gleudon Mine at Rockaway ; takeu 

 June 10, 1S8() : 



(1) Magnetite. (405(54.) 



(2) Magnetite. (40648.) 



(;}) Impure magnetite. (40507.) 



(4) Magnetite. (40562.) 



(5) Magnetite. (40566.) 



(6) Magnetite. (40558.) 



Five specimens represent the Amlover Mine at liockavvay ; taken 

 June 11, 1880 : 



(1) Magnetite, containing chlorite and | (4) Magnetite, feldspar. (40659.) 



quartz. (40559.) | (5) Magnetite, coarsely cleavable. 



(2) Impure magnetite. (40640.) (40561.) 



(3) Impure magnetite. (40560.) 



(1) Magnetite, cblorite. Willis Mine, Kockaway. June 11, 1880. (40503.) 



(2) Magnetite. Willis Mine, Rockaway. June 11, 1880. (40565.) 



Five speimeus iei)resent the Mount Hope Mine at Rockaway ; taken 

 June 4, 1880: 



(1) Magnetite, and feldspar. (40549.) i (4) Magnetite (40552.) 



(2) jMagneiite, and feldspar. (40550.) (5) Magnetite, feldspar, quartz, and de- 



(3) Magnetite, and feld.spar. (40548.) i composed micaceous material. (40547.) 



O) Magnetite, quartz, and feldspar. Richard Mine, Shaft No. 7, Rockaway. June 

 1, 1880. (40557.) 



(2) Magnetite, quartz, and feldspar. Richard Mine, Shaft No. 3, Rockaway. June 

 1, 1880. (40556.) 



(3) Impure magnetite. Richard Mine, Shaft No. 3, Rockaway. June 1, 1880. 

 (40554.) 



(4) Magnetite, containing quartz and feldspar. Richard Mine, Shaft No. 7 Rocka- 

 way. June 3, 1880. (40.555.) 



(5) Magnetite, and decomposed silicates, surface ore. Baker Mine, Randolph. May 

 28, 1880. (40625.) 



(6) Magnetite, quartz, and decomposed feldspar. Baker Min6, Randolph. May 

 25, 1880. (40577.) 



(7) Magnetite, pyrrhotite. Samson Mine, Chester. May 11, 1880. (41481.) 



(8) Decomposition product.s, surface ore. Taylor Mine, Chester. May 11, 1880. 

 (40012.) 



(9) Magnetite. Hurd Mine, Jefferson. April 20. 1880. (41470.) 



(10) Magnetite. Hurd Mine, Jefferson. April 20, 1880. (41409.) 



(11) Magnetite, coarse, granular. Hurd Mine, Jefferson. April 20, 1880. (41466.) 

 (12; Magnetite, decomposed silicates, surface specimen. Mount Olive Mine, Mount 



Olive. April 28, 1880. (41472.) 



(13) Magnetite, decomposed feldspar. Mount Olive Mine, Mount Olive. April 28, 

 l880. (41474.) 



(14) Magnetite, pyrrhotite. Monnt Olive Mine, Mount Olive. April 28. 1880. 

 (41473.) 



WARREN COUNTY. 



(1) Limonite. Shields Mine, Mansfield, April 28, 1880. (41432.) 



(2) Limonite. Shields Mine, Mansfield. April 28, 1880. (41433.) 



(3) Siliceous clay. Shields Mine, Mansfield. April 28, 1880. (41426.) 



Four specimens represent the ore at Oxford Furnace, .l!^ew Mine, 

 taken February 10, 18S0 : 



(1) Magnetite. (41434.) I (3) Magnetite. (41430.) 



(2) Impure magnetite. (41435.) | (4) Impure magnetite. (41437.) 



