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Ibn Umayl

Ibn Umayl is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Ibn Umayl rather than just read about it. In short: Muḥammad ibn Umayl al-Tamīmī (Arabic: محمد بن أميل التميمي), known in Latin as Senior Zadith, was an early Muslim alchemist who lived from c. 900 to c. 960 AD. Very little is known about his life.

Ibn Umayl — main illustration
Ibn Umayl — illustration

Key takeaways

  • Ibn Umayl belongs to chemistry; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Ibn Umayl to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Ibn Umayl from memory before moving on to harder problems.

Reference excerpt

Muḥammad ibn Umayl al-Tamīmī (Arabic: محمد بن أميل التميمي), known in Latin as Senior Zadith, was an early Muslim alchemist who lived from c. 900 to c. 960 AD. Very little is known about his life. A Vatican Library catalogue lists one manuscript with the nisba al-Andalusī, suggesting a connection to Islamic Spain, but his writings suggest he mostly lived and worked in Egypt. He also visited North Africa and Iraq. He seems to have led an introverted life style, which he recommended to others in his writings. Statements in his writings, comparing the Alchemical oven with Egyptian temples suggest that he might have lived for some time in Akhmim, the former centre of Alchemy. He also quoted alchemists that had lived in Egypt: Zosimos of Panopolis and Dhul-Nun al-Misri. In later European literature, ibn Umayl became known by a number of names: his title Sheikh become 'senior' by translation into Latin, the honorific al-sadik rendered phonetically as 'Zadith' and 'ibn Umail' becoming by erroneous translation 'filius Hamuel', 'ben Hamuel' or 'Hamuelis'.

Historical value

The Silvery Water was particularly valuable to Stapleton, Lewis, and Sherwood Taylor, who showed that of some of Umail's Sayings of Hermes came from Greek originals. Also its numerous quotations from earlier alchemical authors allowed, for example, Stapleton to provenance the Turba Philosophorum as being Arabic in origin, and Plessner to date the Turba Philosophorum to ca. 900 AD. Ibn Umayl's works contain an early commentary on the Emerald Tablet (a short and compact text attributed to Hermes Trismegistus), as well as a number of other Hermetic fragments.

Symbolic alchemist Ibn Umayl was a mystical and symbolic alchemist. He saw himself as following his “predecessors among the sages of Islam” in rejecting alchemists who take their subject literally. Although such experimenters discovered the sciences of metallurgy and chemistry, Ibn Umayl felt the symbolic meaning of alchemy is the precious goal that is tragically overlooked. He wrote:

“Eggs are only used as an analogy... the philosophers … wrote many books on such things as eggs, hair, the biles, milk, semen, claws, salt, sulphur, iron, copper, silver, mercury, gold and all the various animals and plants … But then people would copy and circulate these books according to the apparent meaning of these things, and waste their possessions and ruin their souls” The Pure Pearl chap. 1. Moreover, he wrote a Book of the Explanation of the Symbols, there emphasising that the sages spoke "a language in symbols" and that they "would not reveal it [the secret of the stone] except with symbols". In this book, he gives a huge list of names for the stone, the water, etc. thus referring to one inner mystery or religious experience, which - in contrast to an allegory - cannot be fully explained. For all his devotion to Greek alchemy, Ibn Umayl wrote as a Muslim, frequently mentioning his religion, explaining his ideas "for all our brothers who are pious Muslims" and quoting verses from the Quran.

The interpreter Ibn Umail presented himself as an interpreter of mysterious symbols. He set his treatise Silvery Water in an Egyptian temple Sidr wa-Abu Sîr, the Prison of Yasuf, where Joseph learned how to interpret the dreams of the Pharaoh. (Koran: 12 Yusuf and Genesis: 4)

"... none of those people who are famous for their wisdom could explain a word of what the philosophers said. In their books they only continue using the same terms that we find in the sages .... What is necessary, if I am a sage to whom secrets have been revealed, and if I have learned the symbolic meanings, is that I explain the mysteries of the sages." Ibn Umails Book of the Explanation of Symbols (Ḥall ar-Rumūz) can be considered as a summary of his Silvery Water and Starry Earth, giving a "unified synthesis of Ibn Umail's earlier works".

Modern psychological interpretations The psychologist CG Jung recognized in ibn Umayl's story the ability to bring self-realization to a soul by interpreting dreams, and from the 1940s onwards focused his work on alchemy. In continuation of Jung's approach towards alchemy, the psychologist Theodor Abt states that Ibn Umail's Book of the Silvery Water and the Starry Earth gives a description of a process of distillation, which is meant as image for a process of "continuous pondering over the different symbols", creating thus consciousness (symbolised by 'light', 'gold') out of the reality of matter, nature and body ('starry earth'). This shows that the "alchemical process is in fact entirely a psychological work that is based on dealing with concrete matter and the bodily reality."

Works Attributed to ibn Umail

Ḥall ar-Rumūz (Solving the Riddles/Book of Explanation of the Symbols) ad-Durra an-Naqīya (The Pure Pearl) Kitāb al-Maghnisīya (The Book of Magnesia) Kitāb Mafātīḥ al-Ḥikma al-‘Uẓmā (The Book of the Keys of the Greatest Wisdom) al-Mā’ al-Waraqî wa'l-Arḍ an-Najmīya (The Silvery Water and the Starry Earth) that comprises a narrative; a poem Risālat ash-Shams ilā al-Hilâl (Epistola solis ad lunam crescentem, the letter of the Sun to the Crescent Moon), Al-Qasida Nuniya (Poem rhyming on the Letter Nun), with a commentary by Ibn Umail. Ms. Beşir Ağa (Istanbul) 505. For the poem without commentary see Stapelton's Three Arabic Treatises Al-Qasida al-mīmīya (Poem rhyming on the Letter Mīm), with a commentary by Ibn Umail

Later publications

… excerpt ends here. Continue reading the full article.

Illustrations

Ibn Umayl: Illustration from a transcript of The Silvery Water, dating to 1339 AD and probably produced in Baghdad.[1]: 16–17
Illustration from a transcript of The Silvery Water, dating to 1339 AD and probably produced in Baghdad.[1]: 16–17
Ibn Umayl illustration
Ibn Umayl illustration
Ibn Umayl illustration

Worked examples

Example 1 — a first encounter with Ibn Umayl

Start with the simplest possible case. Write down what Ibn Umayl claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Ibn Umayl before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Ibn Umayl ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Ibn Umayl

In research
Ibn Umayl appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Ibn Umayl in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Ibn Umayl is common in secondary-school and first-year university syllabi. It links to neighbouring topics 10th-century Arab people, 10th-century Islamic philosophers, 10th-century scholars, so understanding it makes those chapters shorter.
In everyday life
Look for Ibn Umayl outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Ibn Umayl in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Ibn Umayl means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Ibn Umayl out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Ibn Umayl in simple terms?

Muḥammad ibn Umayl al-Tamīmī (Arabic: محمد بن أميل التميمي), known in Latin as Senior Zadith, was an early Muslim alchemist who lived from c. 900 to c. 960 AD. Very little is known about his life.

Why does Ibn Umayl matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Ibn Umayl?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Ibn Umayl.

Tags

  • 10th-century Arab people
  • 10th-century Islamic philosophers
  • 10th-century scholars
  • 900s births
  • 960 deaths
  • Alchemists of the medieval Islamic world

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