What is the difference between silica gel and sand?

Both silica sand and silica gel are silicon dioxide,siO2,that forms 59% of earth's crust.silica has 3 main crystalline varieties which include silica sand.silica sand is used in construction in the form of portland cement,concrete and mortar. read more

The other difference occurs in size of both.size of silica sand is slightly smaller than of silica gel.silica sand has diameter of 0.1-0.7 mm. PS-silica gel is not like a hair gel.it is solid material that comes in granular and beaded forms. read more

Silica is an abundant mineral on the earth crust, and it is in sand, quartz and any other minerals. Some minerals have pure silica but in some, silica are mixed with other elements. In silica, the sulfur and oxyden atoms joined by covolent binds to form a huge crystal structure. read more

Silica Gel. Silica gel is made of silicon dioxide, essentially, porous sand. It is used to r educe condensation and allows the stored item to stay dry even during humid, damp conditions. You find them in bottles or packages when you buy vitamins, purses, shoes, even computer equipment. Because silica gel inhibits moisture, it therefore prevents mold to grow. read more