From YPPedia

Thorianite
Raw goods
Mass: 0.1 kg	Volume: 1 L
Obtained from: Commodities markets, Merchant brigands
Used by: Furnishers, Iron mongers
End products: Furniture, Swords

Thorianite is one of eleven minerals. It is an ingredient in furniture and swords.

German article: Thorianit

Spawn Locations

Cobalt	Hunter	Ice	Malachite	Midnight	Sage	Viridian
Pranayama Island Raven's Roost Swampfen Island*	Gallows Island Lyonesse Island* Tumult Island	Shatterstone Island	Acanthaster Spits* Akhlys Island Mirovia Island* Mu Tambu	Flow* Vernal Equinox	Amity Island Starfish Island*	Pranayama Island* Raven's Roost Swampfen Island

*Islands without market bidding.

Use

Thorianite is needed for the production of:

Furnisher products

Armor with spear (1)

Armor with sword (1)

Iron monger products

Cleaver (3)

Falchion (3)

Real World Counterpart

Thorianite is made of the elements Oxygen and Thorium by the chemical formula ThO₂. It is radioactive in reality. This is based on the data from http://www.uraniumminerals.com