Aura Quartz is a natural crystal that has been coated with gold fumes. It is created in a vacuum chamber from quartz crystals and gold vapor by a process known as vapor deposition. Additional elements can be used to treat quartz, such as indium, titanium, and copper.
Rare Blue Amber - wiki: "Blue amber is amber exhibiting a rare coloration. It is most commonly found in the amber mines in the mountain ranges around Santiago, Dominican Republic, reportedly only from Palo Quemado mine. Although little known due to its rarity, it has been around since the discovery of Dominican amber."