The asset needs to show having a considerable economic value which, following the positive outcomes of the monetization process, will allow the payment, by specialized international investors, of a Loan To Value (LTV) in the form of a Non Recourse Loan (NRL).

Several owned assets can take financial opportunities by a structured finance monetization process.
Most common accepted assets are:
Preciuos Jewels and Refined Precious Stones / Artworks

Hard Assets and Rough Precious Stones
In-ground Assets 
Financial Instruments