Why does the mineral foundations are always cheaper than the liquid foundation?

except the brand Bee royal. this brand seems expensive. Why does the mineral foundations are always cheaper than the liquid foundation?
Have you looked at the price of Bare Minerals? This stuff is way expensive and full of fillers. Bee Luscious is expensive. But you get what you pay for.Why does the mineral foundations are always cheaper than the liquid foundation?
The mineral foundations are easier to make. -taken the elements under the earth to make as a powder that's all.
Cause thats the way it is :D