Sandstone / RU Geology / by Grace Psenicska

Description

Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains (usually quartz or feldspar). #Sandstone's Physical Properties 1. Color: **variable; but can be grey, yellow, red, or white** 2. Streak: 3. Luster: 4. Cleavage/fracture: 5. Hardness: **6-7** 6. Tenacity: 7. Specific Gravity: