When dripstone fall upon:
Minecart:

• All varients including command block minecart.
• TNT minecart does not detonate. WAI?

End Crystal
Item Frame
Painting
Armor Stand

The entity is destroyed.
Boats whether on land or water are not destroyed by falling dripstone.

When Minecarts, Boats, and Armor Stands fall on Stalagmites, they are not destroyed because they are immune to fall damage.

Relates to:
MC-206642
MC-97563
MC-206555
MC-206674