Transfiguration

The Sims 3 World Adventures includes a new item transfiguration mechanic, in which certain items placed on display cases can be combined to form new items. When the display case is full, click Start and then "Irrevirsible Transfigurification" (§500). The case plates are lowered down, and the case starts shaking and shocking, and the result is a new item.

This is a list of what can be created.

Gems
Soulpeace Gems
 * Case filled with 5+ types of gems and 2-4 types of cuts

Skull Cut Gems
 * Case filled with 5+ types of cuts. Resulting skull gem can be of any type of gem that was on the case.

Large Gems
 * Case filled with cut gems. Resulting large gem will be of any cut type that was on the case and any gem type that was on the case.

Metals
Large Ingots
 * Case filled with all the same type ingots

Compendium
 * Case filled with 2-4 types of ingots

Supernovium
 * Case filled with 5+ types of ingots