Pyrite Slate

For Slate, Click this link. Pyrite Slate balances as a ore block and a variant of Slate which acts much like it and other stone variants. It's purpose mainly is for miners to get an extra bonus to their original iron count from ores.

Obtaining
Pyrite can be mined with a stone pickaxe or stronger, or else it drops nothing.

Pyrite can directly be extracted from its source with a Vein Remover.

By using the Extractor with water and gravel, you can obtain 2 Iron Pyrite or 4 Gold Pyrite.

Using the  Extractor Beta , you can obtain three times as much Pyrite you would get with the normal version.

Trivia

 * Pyrite forms in Slate as a form of corrosion, being a yellow crystal like object upon the surface. Which gives it the name of Fool's Gold.
 * Pyrite can spawn in Slate, as well as spawn in the world itself on its own.