ae . 4 - 4 
| REPORT OF THE CHEMIST. — aight, Ge 
- (19) Sent by William B. Stark, Meridian, Tex.: Pyrites. 
- (20) Sent by B. D. Carter, Flag Pond, Va.: Calcite. 
(21) Sent by G, W. Buiter, Knapp, Pa.: Quartz. 
sg fast Sent by G. W. Kile, Upper Tract, W. Va.: Ferruginous clay. 
_'. (23) Sent by Frank P. Bond, Brownsville, Tenn.: A good quality of pottery clay, or 
suitable for the manufacture of brick. 
(24) Sent by G. W. Merk, San Francisco, Ual.: Carbonate of lime and a trace of 
~ phosphorie acid. ‘ 
(25) Sent by George W. Robinett, Flag Pond, Va.: Gypsum. 
Ds (26) Sent by George W. Robinett, Flag Pond, Va.: Oxide of iron. 
\ (27) Sent by Daniel Bond, Brownsville, Tenn.: A clay of good quality for pottery 
’ -and brick making, but not suitable for fire-brick. 
(28) Sent by D. L. Chamberlin, Clearwater Harbor, Fla.: An inferior article of 
- clay, containing a large amount of iron, sand, and gravel. 
(29) Sent by J. A. Frogs, Harrison, Ark.: bron ore (Hematite). 
(80) Sent by J. A. Ragsdale, Gainesville, Tex.: A horseshoe incrusted with car- 
bonate of lime and oxide of iron, caused by lying in water containing carbonates of 
ime. 
(81, 32, 33, and 34) Sent by Henry W. Sturmer, Richlandtown, Pa.: Samples of 
rocks, none of which had any value. 
(85) Sent by 8S. H. Hemmenway, Washington, D, C.: Manganese ore, containing 
also iron and phosphoric acid, 
ve (36) Sent by W. W. Brown, Clinton County, Pa.: Mineral paint, ochre, 
iy (87) Sent by E. E. Rope, Lake View, Fla.: Sulphate of lime (gypsum). 
_ (88) Sent by O. W. Longan, Washington, D. C.: Sample of impure limestone. 
) Sent by H. Rosenfeldt, Mimbres, Grant County, N. Mex.: Mountain cork; a 
variety of asbestos. 
6 (40) Sent by C. 8. Sterner, Cooperstown, Pa.: Supposed to contain lead or coal, 
_ but contained neither. 
oF (41) Sent by H. Shrout, Menifee County, Ky.: Contained 14.84 per cent. phos- 
_ phoric acid, and would make a valuable fertilizer when finely ground. 
(42) Sent by G. S. Allen, Harrison, Ark.: Contains traces of copper and phos- 
_ phoric acid. 
(43, 44, 45. 46, 47, and 48) Sent by Hon. C. T, O’Ferrail, M. C.: Minerals composed 
of quartz and pyrites, the letter having been mistaken for gold. None of the sam- 
ples are of any value. 
(49) Sent by A. Y. Simpson, Elliott, Miss,: A sample of clay very free from iron, 
but containing too much soda and potash to make good fire-brick. 
(50) Sent by J. Milton Moore, Richlandtown, Pa.: A mineral supposed to contain 
lead or tin, but found to contain neither. 
(51) Sent by W. F. Combe, Hillam, Ind.: A mineral consisting largely of sulphide 
of zinc, and valuable as a zinc ore. 
(52) Sent by A. M. Sloan, Valley Spring, Ark.: Contains particles of pyrites which 
were mistaken for gold. 
(53) Sent by B. F. Reed, Mineola, Tex.: Galena, which might prove valuable as a 
source of lead. 
(54) Sent by Hon. F. M. Cockrell, U.S. Senate: Minerals supposed to contain man- 
ganese, but none was found. : 
(55) Sent by Hon. F. G. Barry, M. C.: Supposed to contain silver. No silver was 
found, but some galena and sulphide of zinc. 
(56) Sent by James W. Warne: Minerals consisting of silicates of iron, alumina, 
etc.. and of no value. 
_ (57) Sent by J. D. Tillett: Mineral supposed to contain tin: contains no tin, but 
consists largcly of binoxide of manganese. 
(58) Sent by W. S. Pridgeon: Supposed to be diamonds; found to be small crys- 
> tals of quartz. 
(59) Sent by Henry A. Bathurst, Cheyenne, Wyo. : A lump of slag, which sender 
thought contained tin; consists almost entirely of iron. 
~ 
Le 
SAMPLES OF FERTILIZERS, FERTILIZING MATERIALS, MARLS, ETC. 
~~ (60) Sent by E. G. Watson, Baltimore. Md.: A marl, containing a small amount 
___ of phosphoric acid and a trace of potash, but not sufficient of either to make it a 
_ valuable fertilizer. 
(61) Sent by Mrs. E. ©. Joins, Madisonville, Tenn.: Brown earth, containing a 
’ ke quantity of organic matter, but not enough to make it very valuabl eas a fer- 
 tilizer. A 
-___ (62) Sent from Van Opstal’s vineyard, Spottsylvania, Va.: A fertilizer containing 
2,63 per cent. phosphoric acid, and 4,94 per cent. of nitrogen, 
