Prof. Sean Tvelia Suffolk County Community College
To begin identifying your mineral follow the steps outlined below.
This database organizes minerals into three main luster categories: Metallic, Light-colored Nonmetallic, and Dark-colored Nonmetallic.
Select the luster that best describes your mineral sample.
In order to narrow down mineral possibilities determine the hardness of your mineral and select the appropriate hardness category below
Less than 5
Greater Than 5
Equal to 5
Lastly determine the breakage of your mineral and select the appropriate property.
Luster & Hardness
Cleavage & Fracture