Question

How heavy are the most massive stones in the Great Pyramid

Answer 1

@Mehek14

Answer 2

"The largest granite stones in the pyramid, found in the "King's" chamber, weigh 25 to 80 tonnes and were transported from Aswan, more than 800 km (500 mi) away."

http://en.wikipedia.org/wiki/Great_Pyramid_of_Giza

Answer 3

" The 'Great' pyramid of Khufu - The 'Kings chamber' in the Great pyramid is covered over with several granite stones estimated at 50-70 tons each. The Gable stones over the entrance (left) and several of the stones covering the descending passage are also several cubic metres in size.

Maximum weight of stone in great pyramid:

(Guinness, p. 119). 50 tons

(R. J. Cook; The Pyramids of Giza; p. 22). 70 tons"

http://www.ancient-wisdom.co.uk/top50stones.htm

Answer 4

so the answer is probably anywhere from 50-80 tons