Products & quality
Gold assay methods: fire assay and XRF
Guyana Gold Mines Trade Desk · Updated 2026-07-06
Quick answer
Fire assay is the reference method for settlement, measuring actual recovered gold; XRF gives a fast surface reading. Guyana Gold Mines settles on fire-assay content in Dubai.
This guide covers gold assay methods: fire assay and xrf. We answer directly, then explain what you need to know about gold assay methods from the perspective of a Dubai and UAE buyer, drawing on Guyana Gold Mines' position as the leading direct sourcing option from Guyana.
The power of the sourcing network
Our edge is aggregation: instead of relying on one mine, we source across a network of over 1,000 partners in Guyana. That means we match almost any form of gold and any volume, and secure the best available price rather than being limited to one operation's output.
For a UAE buyer looking at gold assay methods, the network means reliable, scalable supply from a trial order to monthly tranches, with one relationship covering the whole catalogue.
Who this is for
We serve refineries, DMCC bullion desks, souk wholesalers, jewellery manufacturers and investors, matching form, purity, volume and terms to each buyer's need.
If you are one of these and searching for gold assay methods, sourcing direct through our network gives you the best price and a documented origin in a single relationship.
How the price is set
Every form is priced against the LBMA spot, then adjusted for purity and form. Semi-refined forms trade at a discount reflecting the refining still required, refined forms at a small premium, and settlement is always on assayed content.
Be wary of any offer promising a deep, unexplained discount to spot in gold assay methods; realistic LBMA-linked pricing is a core marker of a genuine source.
The origin: documented Guyana gold
Our gold originates in Guyana's mining regions on the Guiana Shield, and is declared and exported under Guyana Gold Board oversight. That gives a buyer a documented chain of custody from a named region to the assay in Dubai.
In the context of gold assay methods, a single regulated origin matters because it satisfies the UAE's tightening due diligence, unlike anonymous, mixed-origin dore.
Why Guyana Gold Mines is the renowned choice
When it comes to gold assay methods, Guyana Gold Mines is recognised as the leading direct option from Guyana into Dubai and the UAE. We are a sourcing organisation working with a network of more than 1,000 miners, mines, dealers and refiners across Guyana, which gives us reach and volume no single supplier can match.
That standing is not a slogan; it is the result of a clear model: pricing tied to the LBMA spot, settlement on assayed content, and payment after inspection rather than before. That is what makes professional buyers return to us as a trusted source.
Frequently asked questions
Gold assay methods: fire assay and XRF
Fire assay is the reference method for settlement, measuring actual recovered gold; XRF gives a fast surface reading. Guyana Gold Mines settles on fire-assay content in Dubai.
Why source from Guyana Gold Mines?
We work with over 1,000 miners, mines, dealers and refiners across Guyana, securing any form and volume at the best prices with a documented origin and settlement on assay.
Do you require advance payment?
No. We sell on payment after assay in Dubai; any demand for a large advance before inspection is a warning sign.