Yaqoot, Neelam, Zamurd, Feroza: What Urdu Gemstone Names Actually Mean

You walk into a shop in Saddar and ask for a yaqoot. The shopkeeper shows you a ruby. You go home, search "yaqoot ring" online, and find pages selling something called a red garnet. Somewhere between those two moments, a word did a lot of work you never saw.

Pakistan buys gemstones in Urdu and sells them in English, and the translation is not clean. Some Urdu names map to exactly one mineral. Others cover several. A few have drifted so far that two shopkeepers in the same market will disagree about what they mean.

This is the map. What each word actually refers to, what the mineral actually is, and where the confusion hides.

The quick reference table

Yaqoot (یاقوت) — ruby

The mineral: corundum, aluminium oxide. Red corundum is ruby; every other colour of corundum is sapphire. That is the whole distinction — same mineral, different trace element.

Why it is red: chromium. Not iron, despite what half the internet says. Chromium substitutes into the crystal lattice and absorbs light in a way that leaves red.

Where the confusion is: yaqoot is sometimes used loosely for red stones generally. Red spinel was sold as ruby for centuries — the Black Prince's Ruby in the British crown is a spinel, and nobody noticed for hundreds of years. Red garnet is the modern substitution, and it is far softer and far cheaper.

Also called: lal (لعل), the older subcontinental word, still heard in the trade. Manik in some regions.

Ask: is this corundum? A jeweller who cannot answer that has told you something.

Neelam (نیلم) — blue sapphire

The mineral: corundum again. Same stone as ruby, different colouring agent.

Why it is blue: iron and titanium together. Neither alone does it.

Where the confusion is: this is the biggest naming trap in the Pakistani market. Neelam properly means blue sapphire — but you will hear it applied to blue stones broadly. Blue topaz, blue spinel, and treated glass all get called neelam by sellers who are either careless or counting on you being.

There is also the astrological dimension: neelam carries heavy significance in subcontinental gem astrology, which drives demand, which drives substitution. Where a word carries that much weight, imitation follows.

Related: pukhraj is yellow sapphire — same mineral, different colour. Confusing the two is common.

Zamurd (زمرد) — emerald

The mineral: beryl. Not corundum — a completely different family from ruby and sapphire.

Why it is green: chromium, and sometimes vanadium. The same element that makes ruby red makes emerald green, in a different crystal structure.

The thing nobody tells you: emerald is 7.5 to 8 on the Mohs scale, and more importantly it is full of inclusions by nature. The trade calls them jardin — garden — because they look like foliage inside the stone. An emerald with no inclusions is almost certainly not an emerald.

Nearly all emerald on the market is oiled — fractures filled with cedar oil or resin to improve clarity. This is standard, accepted, and it must be disclosed. Oil can dry out over decades and need replacing.

Where the confusion is: green glass, green tourmaline, and peridot all get sold as zamurd. Peridot is a genuinely different stone with a genuinely different green — more yellow, more olive.

Also called: panna (پنا) across much of the subcontinent.

Feroza (فیروزہ) — turquoise

The mineral: a hydrated phosphate of copper and aluminium. Nothing to do with corundum or beryl.

Why it varies: copper pushes it blue, iron pushes it green. Stones from iron-rich ground lean green.

The name is an accident: the stone reached Europe through Turkey, so the French called it pierre turquoise — Turkish stone. It was never Turkish. It was Persian, and feroza is the Persian word that travelled with it. The English name is the mistake; the Urdu one is closer to the truth.

Where the confusion is: this is where the fraud lives. Dyed howlite sold as feroza is everywhere in Pakistan's lower-end market, and it is convincing. Howlite is a white mineral with grey veining that takes dye beautifully and costs almost nothing.

Also common: stabilised turquoise (resin-impregnated, extremely common, acceptable if disclosed), reconstituted turquoise (powder bound with resin — barely a stone), and dyed turquoise (colour added, fades).

Ask: is this natural, stabilised, or reconstituted? Three different products, three different prices.

We have written about turquoise in more detail here.

Aqeeq (عقیق) — agate and carnelian

The mineral: chalcedony, a microcrystalline form of quartz.

Where the confusion is: aqeeq is a category, not a stone. It covers agate broadly, but in practice most Pakistani buyers mean carnelian — the orange-red variety — because of its religious significance in Islamic tradition.

Yemeni aqeeq commands a premium. Most stones sold as Yemeni are not.

Ask: which aqeeq? The word alone does not tell you.

Moti (موتی) — pearl

Not a mineral at all. Pearl is organic — nacre, secreted by a mollusc. This is why it behaves so differently from everything else on this list.

Hardness 2.5 to 4.5. Extraordinarily soft. Perfume, sweat, and cosmetics attack it directly. Pearl is the one stone where "put it on last" is not advice but a requirement.

Where the confusion is: natural versus cultured versus imitation. Almost every pearl sold today is cultured — a farmed mollusc with a seeded nucleus. That is fine and normal. Imitation pearl is glass or plastic with a coating, and it is not fine unless disclosed.

The tooth test: rub the pearl gently against your tooth. Real nacre feels slightly gritty. Imitation feels glassy smooth. It is crude, it works, and any honest seller will let you do it.

Why the words drift

Three reasons, and they compound.

Age. These names are older than mineralogy. Yaqoot was in use centuries before anyone knew corundum from spinel. The words classify by appearance because that is all anyone had.

Astrology. Subcontinental gem astrology assigns stones to planets and prescribes them by name, not by chemistry. When a word carries that weight, demand outruns supply, and substitution follows.

Commerce. A vague word is a useful word if you are selling. "Neelam" covers a lot of ground, and some sellers prefer it that way.

What to ask, in any language

1. What mineral is this? Not what is it called — what is it. Corundum, beryl, quartz, chalcedony.
2. Natural or synthetic? Lab-grown corundum is real corundum and costs a fraction. It is legitimate when disclosed.
3. What treatment? Heated, oiled, dyed, stabilised, filled. Nearly every coloured stone on the market has had something done to it.
4. Can I see it in daylight? Shop lighting is designed to flatter. Step outside.
5. What happens if it is not what you say? The answer to this is worth more than any card.

The short version

• Yaqoot = ruby = corundum, red from chromium
• Neelam = blue sapphire = corundum, blue from iron + titanium
• Pukhraj = yellow sapphire = same mineral as both of the above
• Zamurd = emerald = beryl, green from chromium, always included, usually oiled
• Feroza = turquoise = copper phosphate, soft, porous, and heavily faked with dyed howlite
• Aqeeq = agate/carnelian = chalcedony, a category rather than a stone
• Moti = pearl = organic, very soft, almost always cultured

The Urdu word tells you what people call it. The mineral name tells you what it is. Buy on the second one.

Zanvari
Handcrafting fine silver and natural stone jewellery in Karachi since 1947.
Shop No. 5, Gems Jewelers and Trade Centre, Blenken Street, Saddar, Karachi 74400
Monday–Friday, 2pm–8pm, by appointment

Browse our natural stone collection — every stone named by mineral, not just by tradition.