Brazilian Emerald
Brazilian emerald characteristics, comparison with Colombian material, and market position.
brazil emerald beryl
Introduction
Brazil has been an emerald producer for centuries, though its market
share remains secondary to Colombia and Zambia. Brazilian emeralds
often display different characteristics from Colombian stones, with
their own distinct appearance valued by some collectors.
Sources
Brazilian emerald deposits:
Bahia
- Major producing state
- Several mining areas
- Variable quality production
- Significant historical output
Goiás
- Important emerald region
- Santa Terezinha notable deposit
- Different characteristics from Bahia
- Quality material available
Characteristics
What defines Brazilian emerald:
Colour
- Often lighter than Colombian
- May have yellowish modifier
- Best material rivals Colombian green
- Iron typically present (affects colour)
Inclusions
- Different suite from Colombian
- Two-phase and three-phase inclusions
- Biotite mica common
- Pyrite sometimes present
- Less characteristic "jardin" than Colombian
Quality Range
- Commercial to fine quality
- Best stones excellent
- Larger sizes available
- Variable saturation
Colombian Comparison
Brazilian Emerald
- Often lighter green
- Different inclusion suite
- Generally lower prices
- Good value proposition
- Less oil treatment needed (some)
Colombian Emerald
- Classic rich green
- "Jardin" inclusions expected
- Highest market prices
- Strong brand recognition
- Oil treatment nearly universal
Treatment
Enhancement in Brazilian emerald:
Oil Treatment
- Common (as with all emerald)
- Cedar oil traditionally used
- Resin fillers also used
- Disclosure required
Treatment Level
- Minor to significant enhancement
- Some material requires less treatment
- Laboratory reports indicate level
- Untreated stones command premium
Market Position
Brazilian emerald in the trade:
- Ranking: Third tier after Colombia, Zambia
- Value: Below Colombian for comparable quality
- Advantage: Often better prices for quality
- Recognition: Less prestigious origin perception
- Niche: Some collectors appreciate distinct character