Note 338 — Chapter XLIII · THE BOSSES AND SHEETS OF GABBRO
Reading edition
Karsten's Archiv, i. p. 99. They frankly admit that "the relation of the hypersthene rock to the other trap rocks was not ascertained."
Reading edition
Karsten's Archiv, i. p. 99. They frankly admit that "the relation of the hypersthene rock to the other trap rocks was not ascertained."