Figure 1. The remote Brazilian mining community of Remedios is the site of the Bahia golden rutilated quartz mines. The town is developing a sustainable collective of artisanal miners. Photo by Brian ...

Nadia Neuman, Sydney, NSW Mondial by Nadia Neuman Metal: 18-carat yellow gold Gemstones: 125.10-carat rutilated quartz centre stone and white diamond ...

Named Paraiba tourmaline, the gem world has had a love affair with this material ever since its discovery. Bahia golden rutilated quartz is special among quartz crystals because its rich color ...