science

Llanllyfni lunula

Llanllyfni lunula is a science 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 Llanllyfni lunula rather than just read about it. In short: The Llanllyfni lunula (Welsh: Lunula Llanllyfni) is a gold lunula, found a few miles from Llanllyfni, Gwynedd, Wales but currently held on loan in St Fagan's National Museum of History in Cardiff, Wales. It dates from c. 2200 BC.

Key takeaways

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

Reference excerpt

The Llanllyfni lunula (Welsh: Lunula Llanllyfni) is a gold lunula, found a few miles from Llanllyfni, Gwynedd, Wales but currently held on loan in St Fagan's National Museum of History in Cardiff, Wales. It dates from c. 2200 BC.

About The lunula is made of decorated gold and dated to 2200-2000 BC and is one of the earliest gold ornaments from Wales. Other estimates suggest 2400-2000 BC of the Late Neolithic/Early Bronze Age. The lunula is the heaviest lunula from the islands of Britain and Ireland, weighing 185g. Llanllyfni lunula. Weighing 185.4g (6.5 ounces) and measuring 24cm (9.5 inches) in diameter. This crescent-shaped ornament probably originated as a single rod shaped ingot and was expertly hammered into shape. The intricate decoration of zig-zags, lines and dots was then added using a fine-pointed tool and a copper or bronze punch. These designs are very similar to those used to adorn pottery made at this time. It is likely to have been a ceremonial piece. Lunulae are common finds in Ireland and research evidence suggests that multiple Irish lunulae are made from Cornish gold. The decoration on the Llanllyfni lunula is similar to the decoration of many Beaker pottery vessels from Wales. This is a 'Provincial' type lunula with normal transverse end-plates and fine incised geometric ornament towards the tips of the horns. The lunula was found in a bog of Llecheiddior-uchaf ffarm near Dolbenmaen around 1869. A farmer noticed what he thought might be a yellow laurel leaf sticking out of some peat. Unsatisfied with his self-explanation, he later returned and unearthed the lunula in full. The British Museum acquired the lunula in 1869 after purchasing it from a Griffith H. Owen. On 6 October 2025, the Llanllyfni Lunula was stolen from a display case in a raid at St Fagan's National Museum. The theft targeted the museum's Bronze Age gold collection, which included the lunula alongside several other invaluable artefacts.

Exhibition history 2018 June-present, Cardiff, St Fagans National History Museum, Making History LT Loan 1979-2014 15 Nov-28 Mar, Cardiff, National Museum and Gallery of Wales, Origins-In Search of Early Wales, LT Loan 1964 25 Jul-5 Sep, Swansea, Glynn Vivian Art Gallery, Art in Wales

Illustrations

Worked examples

Example 1 — a first encounter with Llanllyfni lunula

Start with the simplest possible case. Write down what Llanllyfni lunula claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Llanllyfni lunula 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 Llanllyfni lunula 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 Llanllyfni lunula

In research: Llanllyfni lunula appears in science 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 Llanllyfni lunula 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: Llanllyfni lunula is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1869 archaeological discoveries, Archaeological discoveries in the United Kingdom, Archaeology of Wales, so understanding it makes those chapters shorter.
In everyday life: Look for Llanllyfni lunula 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 Llanllyfni lunula in 20 minutes

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

Frequently asked questions

What is Llanllyfni lunula in simple terms?

Why does Llanllyfni lunula matter?

Because it connects several science 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 Llanllyfni lunula?

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 Llanllyfni lunula.