Advanced Mineral Identification Guide
Step 1: Luster
Observe how light reflects off the mineral's surface
Step 2: Hardness (Mohs scale)
Test the mineral's resistance to scratching
Step 3: Streak Color
Color of powder when scratched on porcelain plate
Step 4: Crystal System
Observe the mineral's crystal structure
Step 5: Cleavage
How the mineral breaks along planes
Step 6: Special Properties
Additional distinctive features