BaILey. | Chemistry of Gypsum. 147 
No. I. No. 2. No. 3. 
Shilton, eine imeollmlolls masnGlWlOn 5 oc600c00c vseabebo0d souUde 0.52 0.34 0.41 
Ibora @yaxeh Alona Ordo o6d 6600 bso 6 Coda oo dee sosoulN 0.26 0.16 0.29 
@aAleiuImboxdGl enw rere or peer hens ie aad rbece ce. wal SiN 32.28 | 32.64 B2n03 
Mia OTTSSIUTAVO X1CLE leaner Hamme Merie riots hualetescneicusccualenioieva tats 0.98 0.62 OF29 
Sullohumicrarmhycricdeyewmemre rcs sol aie cereals aa leit 44.61 | 45.28 46.03 
Carbonsdioxiden(calculated) een ec ee ce eine: 1.90 1.42 0.56 
AYVEDIREN NS 6 aE et gts sam one 19.47 | 19.63 19.70 
AINGWIREW IS) es aaa Mia eats talon 19 Sse ona ao ee 100.02 | 100.09 99.81 
Calculating the above constituents as they probably exist in 
the rock, the result would be: 
No. i No. 2 No. 3. 
Silicagandeimsolulblesesighienae rene a eee: 0.52 0.34 0.41 
irongancdeal minum toxt Gdesaeeneee inane eae ee 0.26 0.16 0.29 
Maonesiumyicarioo Ma lemme rrr iris eee cts ore 2.06 ih,a0) 0.61 
Calciumecarbomauerien sey erica isk ola Neiow ys Gina hs 1.87 1.68 OFS 
Calciumigsupiaters wees ey ee es Cec aha TORO HLOMOSH| malo 
NYVEBHEEND ios Tea eas ite Nien Sa TUS DO ae A a Ig) 40 __ 19.63 19.70 
RO Gal Shoe pum ceene pe eae oe clot Sep ROt aka bot Ree aM 100.02 | 100.09 99.81 
MEDICINE LODGE GYPSUM. 
A rock used by Best Brothers at their mill for the manufac- 
ture of cement has the following composition :” 
SHUG, BAG) MSO TRUCKED ooo5 r00 coagavododuesenadouc 0.19 
Ibo avoel gillumaniinwbon GAC Woks ea socciosoc wooeoo odes bode 0.10 
Gail Cio xa COM ey meee eM aie Weck ire aM LS Sg) ie 32.53 
IM EF Ves aVEREW DUO AY OSAVCIE's oo sie chet HEROS O NERC CIENT cs CHEE LAL a OMG 
Sul plum cream lyin demereuyies gutts 5c edna bts eae caeaad 45.73 
CarbonidioxiderCcalculated) peer eeer einen. ees 0.81 
Wai be nee ey eta Penn Adaline isa wean NN Rie Og) 20.46 
Ro Gall eiemeirey ar Pea meee re hale ess mate MEE SN Nc eit geet ce) 2 99.98 
Calculating the above constituents as they probably exist in 
the rock, the result would be: 
Silicavandginsolubblemesiaducmas. see ae eo eieee 0.19 
Nikon, arayel alionmorinMnan OSCE. coco dooc coos vuenceoosouscuun 0.10 
Maemesiumcanbonakemea na naneeiicee cic ani oar. 0.34 
Calciumrcarbonatewren vee elie © ae oe ei hooe t iakic nis 11,4133 
Calciumaysuilplva terranes re rte eh yet pet katy ooeete MS aly 7 Wd 77.46 
Wii be DAlpe ae raeenn pn tater cer Cin nee eR Ne aba yal ek td 20.46 
i @ Gall pee entero Serene Ne egal nN tia Nie A AOeNe “ate sh 99.98 
73. Analysis by Bailey and Whitten. 
