Jet black gemstone
Crossword Clue

  • We have found 6 answers to crossword clue "Jet black gemstone"
  • The Best Answer: 10/10
AnswerCrossword Clue
ONYXJet-black gemstone
ONYXBlack gemstone
OPALVirgin Valley black fire ... (Nevada's state precious gemstone)
unakitean altered igneous rock that is usually opaque with green, black, pink, and white flecks and is usually used as a gemstone
tourmalinesA brittle gray or black mineral that occurs as prismatic crystals in granitic and other rocks. It consists of a boron aluminosilicate and has pyroelectric and polarizing properties, and is used in electrical and optical instruments and as a gemstone
tourmalineA brittle gray or black mineral that occurs as prismatic crystals in granitic and other rocks. It consists of a boron aluminosilicate and has pyroelectric and polarizing properties, and is used in electrical and optical instruments and as a gemstone