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Find Verified Onyx Gemstones Suppliers, Manufacturers and Wholesalers

Jul-01-20

Tourmaline

$1.0k
MOQ: Not Specified
Supplier From Belo Horizonte, MG, Brazil
 
Tourmalin Brazilians
Hight grade
Various sizes and colors

I have photos and videos
Nov-21-24

Rough Tourmaline Gem

$14.24
MOQ: Not Specified
Supplier From Sao Jose Do Rio Preto, Sao Paulo, Brazil
 
We are offering an extraordinary and rare raw Para­ba 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
Feb-25-20

Imperial Topaz

$1.70
MOQ: Not Specified
Supplier From Sao Paulo, SP, Brazil
 
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.
Jun-25-21

Brazilian Emeralds

$12,000.0k
MOQ: Not Specified
Supplier From Belo Horizonte, Minas Gerais, Brazil
 
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).
May-01-19

Rough And Polished Emeralds

$10.00
MOQ: Not Specified
Supplier From Guarulhos, Sao Paulo, Brazil
 
Natural Emeralds from Brazil
Roughs and Polisheds
Comercial Quality with GIA certificate.

Price: Roughs: 4$ / CT (USD)
Polished 20$ / CT (USD)

Color : Dark Green
Video: https://imgur.com/a/oM8IIij

We are open to negociations and price changes.
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Nov-24-20

Brazilian Emeralds

$40.0k
MOQ: Not Specified
 
Lot containing 150 polished Brazilian emeralds, totaling 220.81ct.
$40.000
Dec-11-19
Supplier From Salvador, Bahia, Brazil
 
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.
Sep-04-18

Emeralds

$0.00
MOQ: Not Specified
 
Natural emeralds with certificate and proof of origin ready for export.
Feb-18-25

Rough Emerald

$100.0k
MOQ: Not Specified
Supplier From Cabreuva, Sao Paulo, Brazil
 
Rough Emerald high quality + 1000cts. Avaliable from Brazil
Feb-13-25

Emerald

$3.0k
MOQ: Not Specified
Supplier From Cabreuva, Sao Paulo, Brazil
 
Lots avaliable of emerald, high quality. Emerald gemstone precious from Brazil. Very Clarify and short inclusions
Feb-23-21
Supplier From Brazil
May-21-20
Supplier From Brazil
Feb-19-20
Supplier From Sao Paulo, Sao Paulo, Brazil
Jun-11-03
Supplier From Belo Horizonte, Minas Gerais, Brazil
Mar-25-19
Supplier From Sao Paulo, SP, Brazil
Oct-31-18
Supplier From Brasilia, Brazil
Apr-26-20
Supplier From Brazil
Dec-08-23
Supplier From Soledade, Rio Grande do Sul, Brazil
Aug-05-19
Supplier From Natal Brazil, Rio Grande Do Norte, Brazil
288 Onyx Gemstones Suppliers
Short on time? Let Onyx Gemstones sellers contact you.