| Min.Depth(feet) |
Max.Depth(feet) |
Primary Rock |
%PrimaryRock |
Primary Color |
Induration |
%Porosity |
Comments |
| 0 |
10 |
SAND (QUARTZ) |
|
GRAYISH BROWN |
UNCONSOLIDATED |
35 |
TRACE OF MOLDIC SANDY LIMESTONE IN 5-10 FT. INTERVAL. |
| 10 |
15 |
NO SAMPLE |
|
|
|
|
|
| 15 |
20 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
30 |
10% CALCAREOUS SANDSTONE. |
| 20 |
35 |
SAND (QUARTZ) |
|
GRAYISH ORANGE |
UNCONSOLIDATED |
35 |
TRACE OF LIMESTONE. TRACE OF HEAVY MINERALS. |
| 35 |
40 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
35 |
TRACE OF HEAVY MINERALS. TRACE OF MICA. |
| 40 |
45 |
NO SAMPLE |
|
|
|
|
|
| 45 |
60 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
35 |
TRACE OF PHOSPHATE. TRACE OF FELDSPAR. |
| 60 |
65 |
LIMESTONE |
|
WHITE |
MODERATE |
20 |
SMALL AMOUNT OF CALCAREOUS SANDSTONE. ABOUT 25% LOOSE SAND AS ABOVE. |
| 65 |
95 |
NO SAMPLE |
|
|
|
|
CORE SECTION FOR THIS INTERVAL IS LIMESTONE. HIGH POROSITY, INTERGRANULAR, INTERCRYSTALLINE, MOLDIC. GOOD INDURATION. 25% SAND, 55% SPAR, 3% PHOSPHATE. MEDIUM RECRYSTALLIZATION. RECRYSTALLIZED COQUINA. SOME SMALLER PIECES ARE CALCAREOUS SANDSTONE WITH SHELL FRAGMENTS. |
| 95 |
100 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
35 |
10% RECRYSTALLIZED FOSSILIFEROUS LIMESTONE. PHOSPHATE IS VERY FINE GRAINED. |
| 100 |
120 |
LIMESTONE |
|
YELLOWISH GRAY |
GOOD |
10 |
GASTROPOD AND CLAM CAST. MEDIUM TO HIGH RECRYSTALLIZATION. LITHOLOGY VARIES: RECRYSTALLIZED, FOSSILIFEROUS LIMESTONE; RECRYSTALLIZED, CALCAREOUS SANDSTONE; SANDY, SHELLY, PHOSPHATIC LIMESTONE. PHOSPHATE IS VERY FINE GRAINED. ABOUT 45% OF SAMPLE IS LOOSE SHELLY, PHOSPHATIC SAND. LESS RECRYSTALLIZATION TOWARD BOTTOM. |
| 120 |
125 |
NO SAMPLE |
|
|
|
|
|
| 125 |
130 |
LIMESTONE |
|
WHITE |
MODERATE |
20 |
TRACE OF GRAVEL. 30% OF SAMPLE IS SHELLY, PHOSPHATIC SAND. |
| 130 |
135 |
LIMESTONE |
|
YELLOWISH GRAY |
GOOD |
20 |
LITHOLOGY VARIES TO CALCAREOUS PHOSPHATIC SANDSTONE. 25% LOOSE SHELLY PHOSPHATIC SAND. CORE SECTION FOR THIS INTERVAL IS WACKESTONE. LOW POROSITY. GOOD INDURATION. 15% SAND, 45% SPAR, 5% PHOSPHATE. MEDIUM RECRYSTALLIZATION. PHOSPHATE IS VERY FINE GRAINED. |
| 135 |
145 |
NO SAMPLE |
|
|
|
|
|
| 145 |
165 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
35 |
PHOSPHATE IS VERY FINE GRAINED. LIMESTONE IS FOSSILIFEROUS AND HIGHLY RECRYSTALLIZED. SHELL INCREASES WITH DEPTH TO ABOUT 40%. LIMESTONE DECREASES WITH DEPTH. CORE SECTION FOR 145-150 FT. IS PACKSTONE. 25% POROSITY, INTERGRANULAR, MOLDIC, VUGULAR. GOOD INDURATION. MEDIUM TO HIGH RECRYSTALLIZATON. MOLDIC LIMESTONE FILLED WITH LOOSE SAND. 30% SHELL, 45% SPAR, 10% SAND 3% PHOSPHATE. CORE SECTION FOR 160-165 FT. IS A PACKSTONE. 25% POROSITY, INTERGRANULAR, MOLDIC. MODERATE INDURATION. 30% SHELL, 30% SPAR, 20% SAND, 10% PHOSPHATE. CLAM AND GASTRODPD CAST. COQUINA WITH MEDOUM TO HIGH RECRYSTALLIZATION. |
| 165 |
175 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
35 |
GASTROPODS. |
| 175 |
195 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
30 |
15% SHELLY, CALCAREOUS SANDSTONE. LIMESTONE IS FINELY FRAGMENTED. LIMESTONE AND SHELL INCREASE WITH DEPTH. CORE SECTION FOR THIS INTERVAL IS SANDSTONE. HIGH POROSITY, INTERGRANULAR. POOR INDURATION. 30% SPAR, 15% SHELL, 10% CACILUTITE, 15% PHOSPHATE. SPAR AND CALCILUTITE ARE SAND SIZE. CALCAREOUS SANDSTONE. |
| 195 |
205 |
NO SAMPLE |
|
|
|
|
CORE SECTION FOR 200-205 FT. INTERVAL IS SAME AS CORE SECTION FOR 190-195 FT. INTERVAL. |
| 205 |
210 |
SAND (QUARTZ) |
|
YELLOWISH GRAY |
UNCONSOLIDATED |
30 |
GASTROPODS, ABUNDANT FOSSILS. 10% SANDY, FOSSILIFEROUS LIMESTONE WITH MEDIUM RECRYSTALLIZATION. CORE SECTION FOR THIS INTERVAL IS LIMESTONE. 25% POROSITY, INTERGRANULAR, MOLDIC. POOR INDURATION. 20% SAND, 20% SPAR, 25% SHELL 10% PHOSPHATE. MEDIUM RECRYSTALLIZATION. LARGE CLAM CAST. LOOSE SAND AND SAND SIZE CALCILUTITE FILLING MOLDS AND CREVICES. TD |
