1.5 tons of flagstone is a significant amount of material that occupies 1.05 yd³ (800 L) of space. When poured into a loose pile, it is 6.36 ft (1.94 m) wide and 32 in (81.3 cm) tall, which is about the size of a refrigerator.

Volume
1.05 cubic yards
1.05 yd³ (800 L)
about the size of a refrigerator
Density estimated by AI from typical values. Flagstone typically ranges 1.4–2 g/mL depending on how it's packed. A firmly packed scoop weighs more.