The emeralds we have are natural, untreated, Grade A
Each Emerald has an independent certificate.
The emeralds are in our Office in Coimbra-Portugal if you would like to schedule a visit.
We are offering an extraordinary and rare raw ParaÂba tourmaline weighing an impressive 3,005 carats (601 grams). This gemstone, renowned for its unique neon-blue to greenish hue, represents the epitome of exclusivity and rarity in the gemstone market.
Details of the Gemstone:
Quantity: 1 Gem
Weight: 3,005 CTs (601g)
Color: Neon blue, with greenish undertones
Density: 3 - 3.2 g/cm³
Refractive Index: 1.614 - 1.666
Chemical Composition: Complex borosilicate with copper (Fe, Cu, Mn, Al, Si)
Crystal Structure: Trigonal
Luster: Vitreous
Fracture: Uneven, conchoidal, typically elongated crystals with triangular sections and rounded faces, clear parallel striations
Fluorescence: None
Hardness: 7 - 7.5 on the Mohs scale
Lapidation Type: Uncut, raw form
Negotiable sale value
GIA Certificate
Appraised value after polishing: US$60,000,000.00
FOB
Gem location: Sao Paulo, Brazil
Payment methods: Letter of credit or debit card
297 Onyx Gemstones Suppliers
Short on time? Let Onyx Gemstones sellers contact you.
Imperial topaz, intense color, excellent crystallization. My price is very competitive. I also have a lot of polished material of extra quality. Buy as much as you want, from 1 stone to many pounds. Ask freely, I am always available.
The gems are in raw state, ready for cutting, as the buyer wishes.
Description: Brazilian Emeralds
Rating: A and AA
Quantity: 150,000 CT (30 KG)
Price: $80.00 per CT
Delivery: FOB, pick up in the company's safe. (Buyer must pay for transportation and insurance from place of origin to place of destination).
The gems are approved and awarded at U$ 80.00 per CT. We offer for $56.00 per CT (30% discount).
polish, unpolished, raw emeralds direct from the mines of Brazil., only looking for serious buyers who have the capacity to cash and carry., stock lots whatever available., certified if required.
