176 
The American Geologist. 
September. 1905 
C2 Brown clay, light brown 
color and with much \ Mt. Laurel 
quartz (Lens 3) 4.5 ft.J 
C3 Brown clay, still lighter 
color than preceding but 
composed of same ma- 
terials (Lens 4) 2 ft. 
C4 Brownish yellow clay made 
up largely of quartz 
grains (Lens 5) 
2 ft. 
Bay View Avenue 
sand. 
C5 Light brown clay with 
quartz grains and flakes 
of mica embedded in 
the clay ground mass . . 15 ft. 
C6 Dark grey clay with fine 
quartz grains 12 ft. 
€7 Light grey sand largely 1 
quartz and some mica 
with interstratified lay- 
ers of clay 8 ft. 
I Marshalltown 
Columbus sand. 
Upper 
Matawan 
or 
* (Hazlet 
sand) 
Section in bend of Creek 800 feet from Bay View Avenue. 
Columbian 3ft. 
Samples. Quartz pebbles and sand 20 ft. <^ Long Branch 5 ft. 
Redbank 12 ft. 
D2 Greenland dark colored and 
made up largely of glau- 
conite grains cemented 
and with some grains of 
quartz and mica scatter- 
• ed through (*) 10 ft. 
► Navesink 
1 
Dl Dark clay made up largely 
of clay and a good many !>Marshalltown .' 
quartz and mica grains. 35 ft. UDDer 
1 ^Matawan, or 
Dark gray sand, largely 
quartz with some mica 
and interstratified with 
fColumbus sand 
I (Hazlet sand) 
layers of clay 6 ft. ,' 
* Both the Bay View Avenue sand and the Mt. Laurel sand grade 
into' the Marshalltown clays here and disappear. 
