North of there the California STRATAS begin again.
"Down the Mother Lode"
Vivia Hemphill
In the parts of Etna that we went over, I saw no STRATAS of pumice stones, which are frequent near Vesuvius, and cover the ancient city of Pompeii; but our guide told us, that there are such in other parts of the mountain.
"Observations on Mount Vesuvius, Mount Etna, and Other Volcanos"
William Hamilton
Our attention is next drawn to the planet Saturn, which, we are informed, is not only shining in his starry sphere of the heavens, but is also buried in the ocean depths and embodied in the STRATAS of the earth.
"The-Light-of-Egypt-or-the-science-of-the-soul-and-the-stars-Volume-2"
Burgoyne, Thomas H.