Question: Is the Great Pyramid of Gizathe made of crystal forms of calcium carbonate?, Answer:Yes, Description of Great Pyramid of Giza: Largest pyramid in the Giza Necropolis, Egypt, Fact1: Great Pyramid of Giza consists of 2.3 million blocks of limestone and granite., Fact2: limestone includes crystal forms of calcium carbonate (CaCO3).
Step1: Which materials were used in the construction of Great Pyramid of Giza?, Step2: Does any of #1 consist of crystal forms of calcium carbonate?, Wikipedia page for step 1: Great Pyramid of Giza, Wikipedia page for step 2: Limestone, not_definitive_answer: False, incorrect_answer: False