Question 1

Is “Siliceous concretion” in the public domain?

Accepted Answer

Yes. “Siliceous concretion” is public domain and released under CC0, so it is free to download and reuse for any purpose, including commercially, with no permission needed.

Question 2

Who created “Siliceous concretion”?

Accepted Answer

Siliceous concretion - Primary.

Question 3

Where is “Siliceous concretion” from?

Accepted Answer

It is catalogued from the open collection of Smithsonian Open Access and is free to reuse under CC0.

Question 4

Can I use “Siliceous concretion” commercially for free?

Accepted Answer

Yes. As a CC0 public-domain work it can be used commercially, modified and redistributed with no fee and no attribution required.

Title	Siliceous concretion
Artist	Siliceous concretion - Primary
Origin	Locality Key: St. Louis Limestone (Lower Carboniferous), Missouri, United States, North America
Holding institution	Smithsonian Open Access
Rights	Public domain (CC0)

Siliceous concretion

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