Crystal Structures

noun a mineral consisting of a sulfide of copper and iron that is a common ore of copper

• Bornite is a copper ore mineral that has a metallic luster.
• Have you seen that cool bornite rock with all the shiny colors?
• Check out this sick bornite specimen I found while hiking!
• Her personality is like bornite - multi-faceted and full of surprises.

noun a shape or form resembling that of an agate

adjective resembling or shaped like an agate

• The agatiform crystal displayed intricate geometric patterns.
• I found a cool agatiform rock on the beach.
• Check out this sick agatiform piece I just scored!
• Her mind was like an agatiform gem, multifaceted and beautiful.