Organic

Organic is one of the most basic mined materials.

Source
Organic can be found almost everywhere on every planet. When using the Terrain Tool on Tumbleweeds there is a chance of dropping a full node of Organic.

Uses
Organic is used to power the Small Generator. It can also be used to craft the follwing items:
 * In Smelting Furnace
 * Carbon
 * In Chemistry Lab
 * Rubber