• 黑(black; dark color (depicting a face blackened by smoke and fire))

A face covered by smoke and fire symbolizes the dark black color.

• 火(fire)
• 某(something; a certain thing)

Coal is a fuel extracted from the earth's interior that burns into fire.

• 王(shape of pearls strung on a thread)
• 丶(dot distinguishing from 王 (king))

Precious jewels strung like beads on a cord, with a dot to distinguish from the king character.

• 黑(black; dark color (depicting a face blackened by smoke and fire))

A face covered by smoke and fire symbolizes the dark black color.

• 火(fire)
• 某(something; a certain thing)

Coal is a fuel extracted from the earth's interior that burns into fire.

• 王(shape of pearls strung on a thread)
• 丶(dot distinguishing from 王 (king))

Precious jewels strung like beads on a cord, with a dot to distinguish from the king character.