Multiple choice

Limestone is metamorphosed to form

  1. graphite

  2. quartz

  3. granite

  4. marble

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

When limestone is subjected to heat and pressure (metamorphism), it recrystallizes to form marble. Graphite comes from carbon, quartz is a silica mineral, and granite is igneous - none form from limestone metamorphism.