BAILEY. | — Chemistry of Gypsum. 145 
The methods of assembling the results will be referred to 
from time to time. 
Kansas Gypsum — Localities. 
Specimens have been examined from the following localities 
in Kansas: 
I.—Gypsum Rock: 
Blue Rapids, three samples. 
Hope, two samples. 
Vicinity of Dillon, two samples. 
Medicine Lodge, one sample. 
Solomon, two samples. 
Eo SS) 
Ol 
Il.—GypsitE (often called ‘‘dirt,’’ or ‘gypsum earth’’ ) : 
6. Dillon, two samples. 
7. Beds south of Dillon, two samples. 
8. Rhoades, five samples. 
9. Salina, two samples. 
10. Gypsum City, five samples. 
11. Longford, two samples. 
12. Mulvane, one sample. 
13. Burns, one sample. 
Some of the analyses in the following tables are from the 
series of analyses reported by EK. H. 8. Bailey and M. W. Whit- 
ten ( Kansas University Quarterly, January, 1897) ; others from 
the work of Bailey and O. I. Stafford; yet others by Bailey and 
Prof. E. C. Franklin; some by Bailey and D. IF. McFarland; 
and others are by the author. 
GYPSUM ROCK FROM BLUE RAPIDS.” 
The following analyses of the gypsum from this locality were 
made : 
Fowler’s. oer Winter’s. 
No. hl. No. 2. No. 3. 
Silicaranosinsolublesresiduemeeer reise ieee 0.35 0.65 0.40 
ronan Gea uma UIMVOXIC CSMeEe tierra aan eae ay: 0.12 0), ALY 0.19 
(Opukortiran, @rayeks) 5:35 bs cig oa Sika ek Sena Rae vr badipes 32.44 333 DIL 32.28 
Malone siumeoxd deepens sinc ies oe ae GN 0.12 Omg 0.17 
SulpmMunicranliycriGdemnesee cycle: Shs eae 46.24 46.65 45 .96 
Winter era “616 ik SoA COPIES erent CURE SESS a 2052 18.84 20.36 
69. Analyses by Dr. Edward Bartow. 
