File:Uraninite Astatine source.jpg

From Wikiversity
Jump to navigation Jump to search

Uraninite_Astatine_source.jpg(500 × 375 pixels, file size: 79 KB, MIME type: image/jpeg)

Summary[edit | edit source]

The rarest naturally occurring element on Earth is named Astatine and it occurs in uraninite as a uranium decay product.

Licensing[edit | edit source]

Description

The rarest naturally occurring element on Earth is named Astatine and it occurs in uraninite as a uranium decay product.

Source

The image appears on a website entitled, "Uraninite" at url=https://www.tumblr.com/search/uraninite.

Date

15 July 2015

Author

Fred E. Davis

Rationale

No free licensed or public domain alternatives known to exist to show the rarest naturally occurring element on Earth named Astatine and it occurs in uraninite as a uranium decay product.

Permission

Fair Use

Red copyright symbol

This work is copyrighted. The individual who uploaded this work and first used it in an article, as well as subsequent persons who place it into articles, asserts that this qualifies as fair use of the material under United States copyright law.

This template must be accompanied by a {{Non-free media rationale}} justifying the assertion of fair use.

Note: The kinds of things that are considered acceptable for fair use on Wikiversity is significantly less than what is legally permitted. Please consult the Wikimedia Foundation Fair Use Policy to see if this content is permitted on Wikiversity under these further restrictions. Familiarize yourself with the Wikiversity Exemption Doctrine Policy before using this template.

Fair use Fair use of copyrighted material //en.wikiversity.org/wiki/File:Uraninite_Astatine_source.jpg


File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current00:37, 30 July 2015Thumbnail for version as of 00:37, 30 July 2015500 × 375 (79 KB)Marshallsumter (discuss | contribs)The rarest naturally occurring element on Earth is named Astatine and it occurs in uraninite as a uranium decay product. Category:Mineralogy images