A PRELIMINARY REPORT ON CLAYS OE ELORIDA 255 
APPENDIX B 
FUSION POINTS OF SBGER CONES 
Cone 
No. 
Chemical Composition 
Tern 
tu 
°F 
pera- 
re 
°C 
Appearance of 
Heat 
022 
0.5 Na20 l 12 Si02 
0.5 PbO j. "■'*'! i B 2 O 8 
1094 
590 
Dull Red Heat. 
Cherry Red Heat. 
Clear Cherry Red Heat. 
021 
0.5 Na20 1 a| a j 2 q 3 (2.2 Si02 
0.5 PbO j 0J Ai2U3 { 1 B 2 O 3 
1148 
620 
020 
0.5 NazO ) n? A . 20 „ (2.4 SiOz 
0.5 PbO J 0 ' 2 Al2 ° 5 | 1 B 2 O 3 
1202 
650 
019 
0.5N32O L, A|2f)3 f 2.6 Si02 
0.5 PbO (°' 3 Al2 ° 3 }1 B 2 O 3 
1256 
680 
01S 
0.5 Na20 In a AhOs I 2.8 Si02 
0.5 PbO j °‘ 4 A1 U 1 1 B 2 O 3 
1310 
710 
017 
0.5N32O A] , 0# (3 Si02 
0.5 PbO j 0 ' 5 AU ° 3 ) 1 B 2 O 3 
1364 
740 
016 
0.5Na2O 0 „ Al2O3 (3 Si02 
0.5 PbO ( 0 55 Al2 ° 3 } 1 B 2 O 3 
1418 
770 
015 
0 . 5 N 32 O \ n , Al2f) , (3.2 S 1 O 2 
0.5 PbO f 0 - 6 Al2 ° 3 \l B 2 O 3 
1472 
800 
014 
0.5Na2O j ft ,r Al20 3 13.3 SiQ 2 
0.5 PbO 1 °‘ 6S Al2 ° 3 } 1 B 2 O 3 
1526 
830 
013 
0.5 Na20 l n7 AI f) (3.4 S 1 O 2 
0.5 PbO (° " A1 ° | X B 2 OS 
1580 
860 
012 
0.5 Na20 I a ye ai 0 q 3 1 3.5 S 1 O 2 
0.5 PbO f°- 75A1 “° 3 {1 B 2 O 3 
1634 
890 
011 
0.5 Na20 \ n 0 AI 2 O 3 i 
0.5 PbO j 0 ' 8 Al2U3 j 1 B 2 O 3 
1688 
920 
010 
0.3 K 2 O 0.2 Fe2Q3 3.50 Si02 
0.7 CaO 0.3 AI 2 O 3 0.45 B 2 O 3 
1742 
950 
09 
0.3 K 2 O 0.2 Fe20s 3.55 S 1 O 2 
0.7 CaO 0.3 AhOs 0.50 B 2 O 3 
1778 
970 
08 
0.3 K 2 O 0.2 Fe203 3.60 S 1 O 2 
0.7 CaO 0.3 AI 2 O 3 0.40 B 2 O 3 
1814 
990 
07 
0.3 K 2 O 0.2 Fe203 3.65 Si 02 
0.7 CaO 0.3 AI 2 O 3 0.35 B 2 O 3 
1850 
1010 
06 
0.3 K 2 O 0.2 Fe20s 3.70 SIO 2 
0.7 CaO 0.3 AI 2 O 3 0.30 B 2 O 3 
1886 
1030 
05 
0.3 K 2 O 0.2 Fe20s 3.75 SIO 2 
0.7 CaO, 0.3 AI 2 O 3 0.25 B 2 O 3 
1922 
1050 
04 
0.3 K 2 O 0.2 Fe203 3.80 Si 02 
0.7 CaO 0.3 AI 2 O 3 0.20 B 2 O 3 
1958 
1070 
03 
0.3 K 2 O 0.2 Fe20s 3.85 Si02 
0.7 CaO 0.3 AI 2 O 3 0.15 B 2 O 3 
1994 
1090 
02 
0.3 K 2 O 0.2 Fe203 3.90 Si02 
0.7 CaO 0.3 AI 2 O 3 0.10 B 2 O 3 
2030 
1110 
01 
0.3 K 2 O 0.2 Fe203 3.95 Si02 
0.7 CaO 0.3 AI 2 O 3 0.05 B 2 O 3 
2066 
1130 
