yes it is
no
gravel sand talus detritus broken up rock?
because the nutrients in the sand differ and that's what makes the sand the color
Sand is composed of bits of rock that have been broken down to a small size.
the smallest particles of sediment are found in clay.
Sand is broken up rock. It depends what sort of rock is broken up. If you break up black lava, you get black sand.
Often found in sand is broken down rock particles and dead organisms.
Erosion/gathering which generates sand.
tiny broken down pieces of rock and sea shells
sand.
SAND
MOST sand consists of broken down rock (silica dioxide). However, on islands, such as Hawaii, most sand is broken down coral (calcium carbonate). This is why most beaches in Hawaii are tan colored, and not white.