Final answer:
The Jade Olmec Mask associated with Templo Mayor is made of Jade.
Step-by-step explanation:
The Jade Olmec Mask associated with Templo Mayor is made of Jade. The Olmecs, an ancient civilization in Mesoamerica, were known for their use of jade in their artwork and sculptures. The mask was likely made from the highly valued and prized jade stone, which was commonly used for extraordinary sculptures by the Olmecs.