176 
ANNUAL REPORT 
and the carbon dioxide was determined approximately by absorption and 
volumetric measurement. The temperatures were measured by means of 
the Chatelier pyrometer. In the following table the results obtained by 
Nauss are compiled. 
Reaction of Calcium Oxide upon Kaolin and Quartz. 
| 
Ses ) 2. set | @e 
g a : E : ae ee Z < 4 emer 
2 | g= | 82 | 888 | sae | 228 
i BHO VP 1) | OW. | P8481 obec. 
DA EIB | 2S) O78 | PIA) oo noc 
21 GIO | 1.80 | 2.67 | @3.94 | o..56 
A GRR | LO | W388 | P7.EB 1) ooocs 
Bl 700) | 4.2 |) 28,17 | BBE | econ 
BOB | Gels | DLO |) BEBS | ode: 
Ti GRO | B09. | 28.02 |} 2BEB fb ooo5- 
8 | 775 | 8.35 | 21.90 | 21.07 | 19.70 
Oo] Sco | 1a! | ares | IB! | es. 
10 | 850 | 20.34 | 10.64 | 7.32 | 19.00 
iG) fo COO | BA 49 | B89 | B29 | oo55. 
1 | ORD | 27,88, BSB) 2.7 | 18.90 
13 | 1,000 | 30.00 | 0.60 | 0.40 | 18.83 
ME ORO) ADT | Socod | oosce 18.75 
1B | WOO | P8).GB IP sogao | seo6c 18.75 
NGO) PD es Pee coe 18.26 
WE MUO) I OGIO Goloein seb oc 16.19 | Held at this temperature for 
, 12 hours. 
1 PAO PROMO ekoe |oeeec 16.10 
1) P HOD) P HOMO b oosoe | ocose 15.37 
KN WA) | HONMO P sonoo |isoce. 13.13 | Dusted. 
Th || OO: | SOMO | oo so6} oe coe 1p oe 
PURO) | SOO | osaan | cose I.” j. & 
BN RO SION 36048 | ssoce 1ORESa ince 
PP LRP MSO MON gals nd ollie snd orl cols 6 Began to fuse, 
