松脂岩

sōngzhīyán
  1. (geology) pitchstone
  2. pitchstone

Wiktionary

Entry Composition

1 松脂 sōngzhī pine resin
=2 岩 yán
  1. cliff
  2. rock
=2 岩 yán variant of 巖 yán
=2 岩 yán variant of 岩 yán
=2 岩 yán variant of 巖 yán