Rock 365 : Day 42 : Grinshill Red #365photos
Day42 : Just as the Hollington Sandstone comes in red and white
facies, so does the Grinshill Sandstone. So here is the red facies,
which lies above the white facies I showed yesterday. The Grinshill
Sandstone often contains barytes which can be seen as small blurry
white patches in amongst the quartz grains..