Gravity value at top of Mt. Fuji measured in 1880 by MENDENHALL by the use of the gravity pendulum is 978, 86 gals. In 1957 gravity value at the same position was measured by the use of the Worden gravimeter and the value of 978, 877 gals was obtained. Mean density of Mt. Fuji calculated from this value is 2.63 gr/cm3.
