Minecraft Username: als02

Brief Description: floating sand, invisable sand

Instructions: make a sand tower to top of the map go down to the bottom of it
dig the sand from bottom and look up when nonnes there and see it
How many times did you recreate this bug?: 1

Result: floating sand /invisable sand/ walkable thru sand

Expected Result:just would come down so i could hit it

Evidence: i have pics but dont know how to upload them