November Birthstone
Topaz
Also: Citrine
"Generosity, joy, healing, and abundance"
About Topaz
Chemical Formula
Al₂SiO₄(F,OH)₂ (aluminum silicate with fluorine)
Crystal System
Orthorhombic
Hardness
8 on Mohs scale
Color
Golden Yellow to Orange (also blue, pink, colorless)
Primary Origins
Brazil, Pakistan, Russia, Sri Lanka, Nigeria
Topaz comes in more colors than most people realize. The name has been applied historically to almost any yellow or golden stone, which explains the frequent confusion in ancient texts and medieval chronicles. What we now know as topaz — aluminum silicate with fluorine — ranges from colorless to pale blue, to golden yellow, to the extraordinary pink-orange of the imperial variety from Brazil's Ouro Preto region. November's primary birthstone is the golden variety, which carries associations with the season: the amber light of late autumn, the warmth before winter arrives, the last warmth before the cold. November also has an alternate birthstone in citrine — yellow quartz, more affordable and more widely available, but with its own considerable beauty and the warm golden color that November embodies. The imperial topaz deserves special mention: a pink-to-orange variety found almost exclusively in a single Brazilian region, its name reflects the devotion of the Russian imperial family, who valued it so highly they controlled access to the mines. The finest specimens have a specific color — sometimes described as "precious topaz" — that falls between the warmth of amber and the glow of sunset, a color that historically commanded prices rivaling ruby and emerald. The American Golden Topaz at the Smithsonian — 22,892.5 carats, nearly 10 pounds of faceted yellow topaz — demonstrates the extraordinary scale topaz crystals can reach. Brazil has always been the world's primary source of fine topaz, alongside Pakistan for colorless crystals that are irradiated to become the blue topaz ubiquitous in commercial jewelry. November birthdays have two excellent options; the choice between topaz's rarity and citrine's accessibility is itself a November kind of question: warmth in whatever form is most available.
History
The name topaz is thought to derive either from the Sanskrit word tapas (fire) or from Topazios, the old Greek name for St. John's Island in the Red Sea — though geologists now believe the gems mined there were actually peridot [Kunz, G.F., 1913. The Curious Lore of Precious Stones]. Pure topaz is colorless; color comes from impurities or structural defects. The imperial topaz — orange-pink variety found almost exclusively in Ouro Preto, Brazil — was named in honor of the Russian imperial family, who prized it highly and restricted access to mines. For centuries, all yellow stones were called topaz, leading to much historical confusion between topaz, citrine, and other yellow gems.
Mythology & Cultural Traditions
The ancient Egyptians believed topaz was colored by the golden glow of their sun god Ra. The Romans associated yellow topaz with Jupiter, their chief deity, conferring on it associations with authority and clarity. In medieval Europe, topaz was believed to cool the temper, prevent madness, and make the wearer invisible in times of emergency. A topaz ring worn on the left arm was said to ward off evil and enchantments. The stone appears in descriptions of the Breastplate of Aaron in the Book of Exodus.
Geology & Formation
Topaz is an aluminum silicate mineral containing fluorine and hydroxyl. It forms in granite pegmatites and rhyolites — coarse igneous rocks — and occurs in crystals that can reach hundreds of kilograms. Notably, topaz has perfect cleavage in one direction, meaning it splits cleanly along that plane with a single blow — gem cutters must take this seriously. Colors range from colorless (which can be treated to produce blue topaz — the most common color in jewelry) to yellow, orange, pink, and the rare orange-pink imperial topaz. [Source: GIA Gem Encyclopedia, gia.edu; Mindat.org]
Famous Topazs
The American Golden Topaz
A 22,892.5-carat faceted yellow topaz from Brazil, one of the largest faceted gemstones in the world, on display at the Smithsonian Institution's National Museum of Natural History.
The Dom Pedro Topaz
The Brazilian tradition of naming enormous topazes after imperial figures continues — the Dom Pedro topaz (separate from the aquamarine of the same name) is among Brazil's celebrated gem exports.
Did You Know?
The American Golden Topaz at the Smithsonian weighs 22,892.5 carats — nearly 10 pounds — making it one of the largest faceted gems in the world.
Almost all blue topaz on the market is colorless topaz that has been irradiated and heat-treated — natural blue topaz exists but is very rare.
Citrine, November's alternate birthstone, is quartz — far more common and less expensive than topaz, but virtually identical in appearance at first glance.
Care Instructions
Topaz (Mohs 8) is hard but has perfect cleavage — protect from sharp blows that could split the stone. Blue topaz (irradiated/treated) is stable. Avoid prolonged sun exposure for treated blue stones. Clean with warm soapy water; ultrasonic cleaners generally safe for natural topaz but avoid for coated stones. [GIA, gia.edu]
Frequently Asked Questions
What is the birthstone for November?
The primary birthstone for November is Topaz, with alternates including Citrine.
What color is Topaz?
Topaz is Golden Yellow to Orange (also blue, pink, colorless). Its chemical formula is Al₂SiO₄(F,OH)₂ (aluminum silicate with fluorine).
What does Topaz symbolize?
Topaz symbolizes Generosity, joy, healing, and abundance.
How hard is Topaz?
Topaz rates 8 on Mohs scale on the Mohs scale.
Where is Topaz found?
Topaz is primarily found in Brazil, Pakistan, Russia, Sri Lanka, Nigeria.
How should I care for Topaz jewelry?
Topaz (Mohs 8) is hard but has perfect cleavage — protect from sharp blows that could split the stone. Blue topaz (irradiated/treated) is stable. Avoid prolonged sun exposure for treated blue stones. Clean with warm soapy water; ultrasonic cleaners generally safe for natural topaz but avoid for coated stones. [GIA, gia.edu]
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