stibnite

• Mineral cinza e macio, composto de sulfeto de antimônio, que constitui a principal fonte de antimônio.

A soft grey mineral that is the primary ore of antimony.

1. Antimony oreC2formalscientific

   A soft, grey, metallic mineral that is the primary ore of antimony, often found in needle-like crystals.

   Estibinita

   • Stibnite is commonly mined for its antimony content.
   • The museum displayed a beautiful specimen of stibnite crystals.
   • Geologists identified the deposit as rich in stibnite.