I think that along time ago they used sand timers to tell the time.
Ignoring your terrible way of framing the question, the answer is yes. Dirt is the middle period between rock and sand. When dirt becomes fine enough it becomes sand and when rock becomes fine enough it becomes dirt.
...wet sand...?
Was moon sand ever recalled
wind blows sand and creates a sand storm.
Magic sand is a blend of play sand, water and cornstarch. It does not harden permanently and is used as a modeling clay for children.
In 1918, a Swiss watchmaker named sand slave
cheese, chicken, tomatoes, baseballs, watches, coins, trees, sand
Ankle/Wrist Weight made from Nylon fabric and Iron Sand.
You will find your answer in the following link http://www.answers.com/topic/black-sand
distinguish between slow and rapid sand filter
differentiate between slow and rapid sand filters
Pink is often associated with feelings of love, compassion, and nurturing. It can evoke a sense of warmth, softness, and comfort. Additionally, pink is sometimes perceived as feminine and playful.
What is differences between crushed rock and crushed sand
See the related link below for "Sand Creek Sun Tracks."
Check the link.
Alot Lol
Regular beach sand is silica - mineral sand is like fine grained quartz.