Note 122 — Chapter IV · The Microscopic and Optical Characters of Minerals. (continued 2)
Reading edition
The derivation from pyroxene and amphibole appears to be doubtful, see Weinschenk’s Gesteinsbildenden Mineralien, 1901, p. 121.
Reading edition
The derivation from pyroxene and amphibole appears to be doubtful, see Weinschenk’s Gesteinsbildenden Mineralien, 1901, p. 121.