Was Mars the source of sediment for the Old Red Sandstone in Scotland? Comparing specimens from Mars and Scotland will show that they have the same provenance.
Hypothesis 4
The Sands of Mars
The Martian landscape has been observed since the first telescopes and the cause of its evident erosion features is the source of scientific speculation which is an early foray into the world of SciFi.
The Old Red Sandstone
Is there any Biblical basis to support the possibility that billions of tons of sediment could fall out of the sky? Why yes, there is. There are several passages which describe rocks falling from the skies.