- Start
- Petrographical Tables
Petrographical Tables
Angebote / Angebote:
Excerpt from Petrographical Tables: An Aid to the Microscopical Determination of Rock-Forming MineralsThe mean index of refraction is n 2 E denotes the apparent optic axial angle, or angle between the Optic axes measured in air.The expression p v (under the head of dispersion) indicates that the Optic axial angle for red rays is smaller than that for violet p v that it is greater)About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.
Folgt in ca. 5 Arbeitstagen
