REPORT OF THE CREMIST. 



69 



tory slionld be employed in sucli analyses. To be of any value practi- 

 caliy, tlie aiialysis^mn.st be thoroughly performed, and few are avfare of 

 the time required and labor involved in making a complete analysis, and, 

 as will be seen, it not infrequently happens that specimens of marl, &c., 

 submitted for examination are quite worthless, and the time given to their 

 analysis practically lost. The same remark applies to ores, minerals, 

 and mineral waters, of which there are very many specimens received 

 from all parts of the country, generally from those without much knowl- 

 edge concerning the general character of the specimens sent, which 

 epecimens almost always i)rove worthless. 



No. 1.— Green sand mail from Meridian, Miss. 



No. 2.— Clay froia Maryland. 



No. 3.— Cla-y from rotomac Terra Gotta Company, 



N0..4.— Kaolin from Maryland. 



No. 5. — Kaolin from Virgiaia. 



Nos. 1, 2, 3. starts from Enteiprise, ifia-s. 

 No. 4. Marls from Union County, Florida. 

 No. 5. Greensand niarl from Still Pond, ild. 

 No. 0. Soil "burned" fi-om Di.smal Swamp. 

 No. 7. Alarl from Calhoun Station, Miss. 

 No. 8. Ochreous marl from Virginia. 

 No. 9. Mail from Green Covo Spring.^, Fla. 

 No. 10. Limestone from Cedar Springs, I';*. 

 No. n. Marl from Manistee, Mich. 

 No. 12. Marl from Boydton, Va. 



