Luster - Nonmetallic
Hardness - Less than 2.5
Streak=White or Colorless
Step 4

One Final Step! Let's examine the mineral for any signs of cleavage. The minerals in this group should have no/indistinct cleavage or one direction of cleavage.

One Direction
No Apparent Cleavage (CLICK HERE) 

| BACK TO STEP 3|

| COLOR | STREAK | LUSTER | CLEAVAGE | HARDNESS | CRYSTAL SHAPE | SPECIFIC GRAVITY | OTHER PROPERTIES |