By: magic-gigapans
Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
License: Creative Commons Non Commercial ⧉

Uploaded: 7 Apr 2020
Last Updated: 21 May 2020

3.91 gigapixels
83,171 x 46,985 pixels
277.2 in X 156.6 in at 300dpi
45,612 pixels per inch

Augen gneiss, featuring hornblende and biotite, in plane polarized light. To explore this thin section in crossed polars, click here: https://viewer.gigamacro.com/view/vz2htQA6YJcs62ne For a video of a hornblende grain from this slide rotating in plane polars, click here: https://youtu.be/BWqUf02gRyc For a video of a hornblende grain from this slide rotating in crossed polars, click here: https://youtu.be/7i61ppQwa3U NVCC slide AM 89.