Answer

1. apatite

2. fluorite

3. Sphene (or titanite)

4. Diopside

5. tourmaline

6. tremolite

7. amazonite

8. epidote and quartz

9. apatite

10. quartz

Your score ...

13 - check your adding

11 - 12 You shine with adamantine luster

10 - You're up for an honarary position on the Dark Star board of trustees.

9 I'm impressed

8 Not bad

7 Clearly you are a beginner

6 awkward explanations to friends

5 Don't tell anyone else

4 Shameful

3 (or less) - You're just trying to get a reaction right?

Riddle #1 - Dark Star Crystal

Riddle #2 - Trilliumite