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

Uploaded: 2 Apr 2020
Last Updated: 29 May 2020

367 megapixels
20,424 x 17,964 pixels
68.1 in X 59.9 in at 300dpi
3,888 pixels per inch

Collected from the shore of Lake Superior near Castle Danger, MN, USA. Click here to explore another face of this cobble: https://viewer.gigamacro.com/view/DT7dfZnGloIft9Hb Click here to explore sub- to euhedral calcite in this cobble: https://viewer.gigamacro.com/view/Fdv18PV14JHTRXmW Click here to explore a thin section cut from this sample in plane polars: https://viewer.gigamacro.com/view/xXGqKDQZ711jJ6V6 Click here to explore a thin section cut from this sample in crossed polars: https://viewer.gigamacro.com/view/DZzrto6XxhlXSsWc Sample contributed by Dr. Kenneth Rasmussen.