File:EB1911 Orthoclase 1.jpg

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Summary

Description

English: Orthoclase crystal diagram

Date

published 1911

Source

“Orthoclase,” Encyclopædia Britannica (11th ed.), v. 20, 1911, p. 332, Fig. 1.

Author

Leonard James Spencer

Permission
(Reusing this file)

This image comes from the 13^th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:05, 23 May 2020		230 × 226 (25 KB)	Library Guy	{{Information \|description ={{en\|1=Orthoclase crystal diagram}} \|date =published 1911 \|source =“Orthoclase,” ''Encyclopædia Britannica'' (11th ed.), v. 20, 1911, p. 332, Fig. 1. \|author =Leonard James Spencer \|permission ={{PD-Britannica}} }} Category:Orthoclase Category:Crystal structures

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