thorite

noun

1. a radioactive mineral consisting of thorium silicate; it is a source of thorium that is found in coarse granite
   Terjemahkan ke Indonesia sumber: wordnet30
2. A mineral of a brown to black color, or, as in the variety orangite, orange-yellow. It is essentially a silicate of thorium.
   Terjemahkan ke Indonesia sumber: webster1913