#Geology #rockhounding
What is sandstone? Geologist Dr. Brooke Johnson explains in this quick beginners guide to identifying and classifying sandstones.
Proterozoic Park shirts - [ Ссылка ]
Sandstone composition classification - [ Ссылка ]
Grain size chart - [ Ссылка ]
Sedimentary rock information - [ Ссылка ]
Music by General Contact Unit - [ Ссылка ]
