Skip to content

Please be aware that some material may contain words, descriptions or illustrations which will not reflect current scientific understanding and may be considered in today's context inaccurate, unethical, offensive or distressing.

Paper, 'Experiments made upon metals with the Duke of Orleans his burning-glasse' by M [Claude Joseph] Geoffroy

Reference number: CLP/11i/43

Date: 1709

Description

Paper by Geoffroy regarding experiments conducted using the Duke of Orleans' burning glass to examine the effect of heat on various metals, including iron, copper, tin, and lead. Geoffroy's conclusions were that the four metals were composed of a sulphur or oily substance and a metallic earth capable of vitrification.

Subject: Chemistry

Published in Philosophical Transactions as 'Experiments upon metals, made with the Burning-glass of the Duke of Orleans'.

Read to the Royal Society on 2 November 1709.

Reference number
CLP/11i/43
Earliest possible date
1709
Physical description
Ink on paper
Page extent
10 pages
Format
Manuscript

Creator name

Claude Joseph Geoffroy

View page for Claude Joseph Geoffroy

Use this record

Citation

Claude Joseph Geoffroy, Paper, 'Experiments made upon metals with the Duke of Orleans his burning-glasse' by M [Claude Joseph] Geoffroy, 1709, CLP/11i/43, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/clp_11i_43/paper-experiments-made-upon-metals-with-the-duke-of-orleans-his-burning-glasse-by-m-claude-joseph-geoffroy, accessed on 12 August 2026

Link to this record

Embed this record

<iframe src="https://makingscience.royalsociety.org/embed/items/clp_11i_43/paper-experiments-made-upon-metals-with-the-duke-of-orleans-his-burning-glasse-by-m-claude-joseph-geoffroy" title="Paper, 'Experiments made upon metals with the Duke of Orleans his burning-glasse' by M [Claude Joseph] Geoffroy" allow="fullscreen" frameborder="0" width="100%" height="500px"></iframe>

Related Publications

Hierarchy

This item is part of:

Related Fellows

Explore the collection

  • Classified Papers

    The 'Classified Papers' of the Royal Society are papers from British and international natural philosophers and scholars categorised according to subject areas.

    Dates: 1592 - 1741

    View collection