Alchemical Symbols

This page lists all the various symbols in the Alchemical Symbols category.

Alchemical symbols, originally devised as part of alchemy, were used to denote some elements and some compounds until the 18th century. Note that while notation like this was mostly standardized, style and symbol varied between alchemists, so this page lists the most common.

Symbols in this category:

Nitrogen dioxide

A symbol used in 18th century chemistry to indicate nitrogen dioxide, or nitrogenous air.

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Nitrogenous air (alchemy)

An 18th century chemical symbol used to indicate nitrogen dioxide and other similar gasses.

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Oil

An old archaic alchemy symbol for oil.

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Oil (alternate #1)

An alchemical symbol used to designate oil.

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Oil (alternate #2)

An alchemical symbol used to designate oil.

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Oil (alternate #3)

An alchemical symbol used to designate oil (especially olive oil in this case).

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Oil (alternate #4)

An alchemical symbol used to designate oil.

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Oil (alternate #5)

An symbol used in 17th century alchemy to designate oil.

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Oricalchum argentatum

In alchemy, oricalchum argentatum is a name for brass that has been coated in silver.

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Pebbles (alchemy)

A sign in alchemy used to represent pebbles. It can also stand for the colorless variety of quartz known as rock crystal.

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Philosopher's Stone

The philosopher's stone, or lapis philosophorum ('stone of wisdom'), is perhaps the most iconic object in the study of alchemy.

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Philosopher's Stone (alternate)

The philosopher's stone, or lapis philosophorum ('stone of wisdom'), is perhaps the most iconic object in the study of alchemy.

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Phosphorus (alchemy)

The alchemical symbol for phosphorus.

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Phosphorus (alternate #1)

An eighteenth century chemical symbol for phosphorus.

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Phosphorus (alternate #2)

A sign used in early chemistry to represent phosphorus.

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