Researchers analysing elemental signatures have raised the possibility that some jadeite in Qing dynasty court collections — material assumed Burmese for two centuries — may actually match Guatemalan sources. If the imperial court's own jade masters couldn't tell by looking, the lesson for anyone buying online writes itself. Everything we sell is in our jade collection, and none of it comes with a certified origin, because no routine certificate carries one.
I'm Hong, founder of BMjade. I buy Burmese jadeite at the Hpakant rough auctions and cut it in our Kunming workshop, so origin is my daily working reality and also my commercial interest — which is exactly why I want to be careful about what I claim it proves.
Here's the honest version: origin is a sourcing story. Material and treatment are the facts a laboratory will stand behind. Those are different categories, and most of the confusion in this market comes from sellers blurring them.
Something else changed recently that most guides haven't caught up with. Guatemala began producing genuinely fine, highly translucent, full-green jadeite in commercial quantity from roughly 2023, and that has quietly rewritten what an affordable "imperial green" listing means. This guide covers that, the gemology behind why Guatemalan material looks the way it does, and the one thing that actually happens to it over time — as opposed to the thing the internet says happens.
The short answer
| Burmese jadeite | Guatemalan jadeite | Hetian nephrite | |
|---|---|---|---|
| Mineral | Jadeite (pyroxene) | Jadeite, often with significant omphacite | Nephrite (amphibole) — a different mineral |
| Chinese | 缅甸翡翠 | 危料 | 和田玉 / 软玉 |
| Green from | Cr³⁺ in the jadeite lattice | Cr³⁺ too, but largely within omphacite | Iron; a different green entirely |
| Iron content | Low | High — FeO can reach 1–2% | Variable |
| Typical look | Clean green, blue-green, lavender, white | Grey-leaning or dark green, black speckling | Oily white to celadon; opacity over translucency |
| Prized for | Colour and translucency together | Colour at accessible prices; Mesoamerican heritage | Oily texture, mutton-fat white |
| Cultural tradition | Chinese, since the Qing dynasty | Olmec and Maya, over 3,000 years | Chinese, over 5,000 years |
| Certifiable origin? | No | No | No |
All three are genuine. Guatemalan jadeite is real jadeite, the same mineral species as Burmese. Hetian is nephrite, which is a different mineral but equally jade. What separates them commercially is quality distribution and price, not legitimacy.
What changed in 2023–24, and why it matters to you
For most of the modern market, Guatemalan jadeite meant one thing: blue-green, greyish, comparatively coarse, and inexpensive. That reputation was earned and it was accurate.
It stopped being the whole picture around 2023. Guatemala began producing near-flawless, highly translucent, full-green material in commercial quantity — jadeite with the visual attributes buyers associate with the top of the Burmese market.
The practical consequence is direct: "imperial green" became affordable overnight, and that is not because imperial green got cheaper.
So here's a buying rule that is more useful than any colour-based origin guess:
Highly translucent, full vivid green, and surprisingly cheap means it is not Burmese.
It may be genuinely fine Guatemalan jadeite, which is a real material at a real price and nothing to be ashamed of buying. It may be treated material. What it is not is Burmese top-grade at a discount, because that doesn't exist.
This is also why we don't sell imperial green online at all, and why we'd tell you not to buy it online from anyone. Our full position on that.
Why Guatemalan jadeite looks the way it does
The common shorthand is that Burmese green comes from chromium and Guatemalan green comes from iron. That is half right and the half that's wrong matters.
Both are coloured by Cr³⁺. Guatemalan jadeite's vivid green is chromium green, the same chromophore as Burmese. The difference is where it sits: in Guatemalan material the green-bearing mineral is frequently omphacite (绿辉石) rather than jadeite itself, which is a related pyroxene in the same family.
The real difference is iron. Guatemalan material carries substantially more of it — FeO content can reach 1–2%, well above typical Burmese jadeite. Fe²⁺ and Fe³⁺ absorption, together with Fe²⁺–Ti⁴⁺ charge transfer, produce blue-grey and darkened tones through the stone.
So the accurate statement isn't "Guatemalan jade lacks chromium." It's that Guatemalan jade has too much iron, and the iron pollutes the green toward grey. That single correction explains the characteristic look better than any amount of comparative photography.
The black speckling
Two causes, both structural rather than cosmetic:
Mineral complexity. Guatemalan material commonly carries omphacite, albite, amphibole and magnetite alongside the jadeite. The assemblage is less uniform than typical Burmese material, and that shows in the texture.
Dark inclusions. Magnetite and chromite inclusions, plus amorphous carbon, produce the black spotting that's the most recognisable Guatemalan trait.
What actually happens to Guatemalan jadeite over time
There's a widespread claim that Guatemalan jade fades or darkens with age. It circulates constantly and it needs splitting into three parts, because one part is true, one is true for a different reason, and one has no evidence behind it.
What genuinely happens: 变种 (biàn zhǒng)
Guatemalan material tends toward a relatively loose structure with larger intercrystalline gaps. Over long wear, or in dry conditions, that structure loses moisture. The trade calls the result 跑水 (pǎo shuǐ), literally "the water runs out."
The visible effect is that the luster weakens and the piece looks muddy and closed-off — 变种, a change of grade. It's a real phenomenon and it is the substance behind the fading claim.
What also happens: surface, not stone
High iron content means surface oxidation is more likely, and sebum, cosmetics and general grime accumulate on any worn piece. Both make colour read darker than it did.
Add polish wear over years, and the combination of a duller surface, accumulated residue and different lighting produces a strong impression that the colour has changed when the stone itself hasn't.
What is not established: the chromophores changing
There is no authoritative published work demonstrating that the Cr or Fe colour centres in jadeite undergo valence change at room temperature and cause fading. People repeat it. Nobody has shown it.
So the correct formulation is: Guatemalan jadeite is more prone to 变种 — structure loosens, water runs out, luster weakens, and the piece reads greyer and duller. That's a structural and surface change, not a chemical change in the colouring ions.
I'm being pedantic about this on purpose. "Guatemalan jade fades" is the kind of claim a Burmese jade seller has every incentive to repeat, which is exactly why I want to state only the part that's supported.
Burmese jadeite: why it holds the top
Roughly 70% of the world's gem-grade jadeite comes from Myanmar, and in the top imperial green grade Hpakant is close to a monopoly. That concentration is the reason the Burmese name carries a premium.
The gemological basis is low iron content and a fine, uniform interlocking structure, which together allow colour to read clean rather than grey and let light travel further before scattering.
Two things worth saying about that premium.
It is real at the top. Fine Burmese material genuinely outperforms, and the auction record tier is Burmese.
It is not automatic at the bottom. There is a great deal of ordinary Burmese jadeite, and mid-grade Guatemalan material can be the better buy at the same money. The origin name is not a quality grade.
Burmese sourcing also carries documented ethical and supply-chain concerns around the Kachin State mining region, which anyone buying at volume should be aware of rather than told about only when it's convenient.
Hetian nephrite: a different mineral entirely
Hetian isn't in the same comparison as the other two, strictly speaking. Burmese and Guatemalan are both jadeite. Hetian is nephrite — a different mineral, a different structure, a different aesthetic tradition.
Where jadeite is judged on colour and translucency, Hetian is judged on the oily warmth of its surface and the fineness of its texture. The summit of Hetian is mutton-fat white (羊脂白玉), which is opaque, and by jadeite standards opacity is a fault. Two value systems, pointing in opposite directions.
Hetian also has the longer claim on the word 玉. Chinese jade culture ran on nephrite for millennia before jadeite arrived from Burma in the Qing dynasty, and serious Chinese collectors initially didn't regard jadeite as 玉 at all.
How Hetian sits among the Chinese jade varieties covers nephrite's own grading in detail.
One terminology note: Type A, B and C are jadeite-only grades. A genuine Hetian report reads "natural nephrite," which is the correct equivalent standard, not a lesser one.
Why no certificate tells you the origin
This is the part that surprises people, so it gets stated plainly.
A routine gem report identifies material and treatment status. It does not identify geographic origin. An NGTC or GIA jade certificate will confirm jadeite and confirm Type A. It will not say Burmese, and it cannot.
Origin determination requires trace-element analysis — LA-ICP-MS and related techniques — which is a specialised, expensive service, offered by a handful of laboratories, and it is essentially never performed on jewellery-grade pieces. Even where it is performed, results for jadeite are probabilistic rather than definitive, which is precisely the point the Qing court research illustrates.
So "certified Burmese jade" almost always means certified as jadeite, and not certified as Burmese. The certificate is doing one job and the sentence is claiming two.
Our own practice: our material is Burmese, sourced by me at Hpakant. That is our sourcing account and we stand behind it as a statement about our business. The certified fact is that each piece is natural Type A jadeite, verifiable by report number on NGTC's official site. Origin is our story. Type A is the fact. How to verify a certificate yourself.
The blue-green problem
This one is personal, because blue-green jadeite is what we work in.
"Blue-green means Guatemalan" is a market stereotype we run into constantly, and it's wrong. Myanmar produces blue-green jadeite, and cool-toned Burmese material sitting between icy and apple green is exactly what we source and sell.
The stereotype has a real cost. It causes fine Burmese blue-green to be discounted as "probably Guatemalan," and it causes buyers to accept grey-toned material as Burmese because it's green enough.
Colour cannot prove origin in either direction. Blue-green doesn't prove Guatemala any more than vivid green proves Myanmar — and since 2023 the second half of that sentence has become much more true than it used to be.
What a laboratory will certify is material and treatment, and that is the claim we put money behind. Our blue-green pieces each carry an NGTC certificate confirming natural Type A jadeite, with a report number you can check yourself. Browse the collection.
How to spot origin mislabeling
Five patterns, in the order you'll meet them.
| Pattern | What it usually means |
|---|---|
| Full vivid green, high translucency, low price | Not Burmese. Guatemalan, or treated |
| "Certified Burmese jade" | Certified as jadeite. Origin isn't on the report |
| Blue-green sold at a discount as "probably Guatemalan" | Possibly fine Burmese material being undervalued |
| Grey-toned green sold at Burmese prices | Iron-rich material at the wrong price |
| Origin claimed but no certificate at all | The origin claim is the least of the problems |
The question that cuts through all five: "What does the certificate say the material and treatment are, and what's the report number?" Origin will not appear in the answer, and a seller who insists it does is telling you something the document doesn't.
Frequently asked questions
Is Guatemalan jade real jade?
Yes. Guatemalan jadeite is genuine jadeite, the same mineral species as Burmese material, with a Mesoamerican working tradition going back over three thousand years. Verify material and treatment status exactly as you would with any jadeite. It is a real stone at a real price, and the only problem in this market is when it's sold as something else.
What's the difference between Burmese and Guatemalan jade?
Both are jadeite. Burmese material typically has low iron content and a fine uniform structure, allowing clean colour and strong translucency. Guatemalan material carries much more iron — FeO can reach 1–2% — which produces grey and blue-grey tones, and it commonly contains omphacite, magnetite and carbon inclusions that show as black speckling. Since around 2023 Guatemala has also produced near-flawless full-green material, which has made appearance a much less reliable origin guide than it used to be.
Does Guatemalan jade fade over time?
Not in the way the claim usually means. There's no established evidence that the colouring ions themselves change. What does happen is 变种: the relatively loose structure loses moisture over time, luster weakens, and the piece reads muddier and greyer. Surface oxidation, skin oils and polish wear add to that impression. It's a structural and surface change rather than a chemical one.
Can a certificate prove my jade is from Myanmar?
No. Routine gem reports identify material and treatment status, not geographic origin. Origin determination needs trace-element analysis such as LA-ICP-MS, which is specialised, expensive, rarely performed on jewellery, and probabilistic even when it is. "Certified Burmese jade" almost always means certified as jadeite.
Is Burmese jade always better than Guatemalan?
At the top, yes — fine Burmese material genuinely outperforms and the record-tier pieces are Burmese. At the middle and bottom, no. There's plenty of ordinary Burmese jadeite, and good Guatemalan material can be the better purchase at the same price. Origin is not a quality grade.
Is blue-green jade always Guatemalan?
No, and this is one of the most persistent errors in the market. Myanmar produces blue-green jadeite, and cool-toned Burmese material between icy and apple green is a legitimate category. Colour cannot prove origin in either direction.
Is Hetian jade the same as jadeite?
No. Hetian is nephrite, a different mineral in the amphibole group, judged on oily texture and fine grain rather than on colour and translucency. Both are jade. They belong to different aesthetic traditions, and Hetian has the older claim on the Chinese word 玉.
Why is cheap imperial green suspicious?
Because top-grade Burmese imperial green doesn't sell cheaply, and there are only two other explanations. It may be genuinely fine Guatemalan material, which became widely available from around 2023 and is honestly worth buying at its own price level. Or it may be bleached and polymer-impregnated material. Either way the seller should be able to tell you which, with a report number.
Conclusion
Origin names carry real information and no proof. Burmese material earns its premium at the top of the market and doesn't automatically earn it anywhere else. Guatemalan material is genuine jadeite that recently got much better and much more available, which is why cheap imperial green stopped being a bargain and started being a question. Hetian isn't in the same contest at all.
If someone has told you a certificate proves where your jade came from, send me a photograph of it at jadeworldchina@outlook.com and I'll show you which fields the document actually contains. — Hong
BMjade sources and sells natural, untreated jade from Yunnan: Type A jadeite and natural Hetian nephrite. Roughly 70% of the world's gem-grade jadeite comes from Myanmar, and in the top imperial green grade Hpakant is close to a monopoly. Every piece ships with an independent NGTC certificate, and the product page states which material it is. If an accredited laboratory ever finds a piece to be anything other than the material we stated, we refund the purchase price of that item plus your documented testing and return shipping. Metal settings are gold-plated sterling silver unless the product page states otherwise.
