122 FLORIDA GEOLOGICAL SURVEY-TWELFTH ANNUAL REPORT 
Depth of sample from surface. 
50 feet. Brown sand medium fine. 
60 feet. Light brown sand with slight mixture of clay. 
115 feet. Broken shell rounded black phosphate nodules, and part of tooth 
of a ray. 
140 and 150 feet. Greenish colored calcareous sands with black phosphate 
pebbles. 
160 feet. Clayey calcareous sands with black phosphate pebbles. 
170 feet. Light colored sandy marl with black phosphate pebble. 
180 feet. Sandy marl with an abundance of black phosphate pebble and some 
coarse sand. 
190 feet. Coarse calcareous sand or sandy marl. 
200 feet. Coarse calcareous sand or marl and phosphate pebble. 
210 feet. Soft light colored marl occasional phosphate pebble. 
230 feet. Light colored limestone or marl, granular. 
250 feet. Light colored limestone or marl, granular. 
350 feet. Soft white limestone or marl. Sample discarded as some doubt 
about label. 
380 feet. Soft white limestone or marl. 
390 feet. Soft white limestone or marl. 
Record of well used for City water supply at Apopka, drilled May-June, 
1915. Driller Mr. Starbird, samples sent by Mr. S. G. Hull. Casing rested 
at 124 feet. 
Depth of Samples. 
60 feet. Blue calcareous clay. 
70 feet. Very sandy shell marl; including phosphate pebble. 
80 feet. Very sandy shell marl; including phosphate pebble. 
85 feet. Very sandy shell marl; including phosphate pebble. 
100 feet. Very sandy shell marl; including phosphate pebble. 
103 feet. Coarse gray sand and gray fragments. Black phosphate pebbles. 
104 feet. Coarse gray sand and gray fragments. Black phosphate pebbles. 
These two samples which are identical are combined. 
106 feet. 
114 feet. 
122 feet. 
130 feet. 
140 feet. 
160 feet. 
165 feet. 
170 feet. 
Coarse sand, black phosphate pebbles and shell fragments. 
Light colored sandy marl with shell fragments, black phosphate 
pebbles. 
Light colored marl with shell fragments. 
Very light colored or white marl with some sand and shell frag¬ 
ments. 
Light colored marl with some phosphate pebble and shell fragments. 
Light or cream colored marl with phosphate pebble and some sand. 
Light cream colored marl with phosphate pebble and some sand. 
Light or cream colored marl with phosphate pebble and some sand. 
