| Jevons broke off his studies of the natural sciences at University College, London, in 1854 to take a post as assayer in Sydney, Australia. |
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| The only guarantee of the veracity of the assayer's certificate is to take the material to a second assayer. |
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| He was offered a position as an assayer at the new Australian mint. |
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| According to our shopper, the assayer would make up a tray of aged bone-ash, magnesium or cement cupels into which crushed ore along with a button of lead was added. |
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| The assayer thus qualified shall swear an oath or make solemn promise before the Central Office to faithfully discharge the official duties of the profession. |
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| This assayer will be accompanied in the vault and will perform a range of tests on the actual bars which re-affirm with great reliability their true gold content. |
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| It may withdraw the diploma in the event of serious violations of the duties incumbent upon the holder of an assayer diploma or on account of proven incompetence. |
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| Homer followed them, and in 1889 he found a job as an assayer at the Philadelphia Mint. |
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| From there he worked at various mining camps as miner, assayer, mill hand, and metallurgist, eventually arriving at Mercur, Utah, where he became construction and metallurgical superintendent of the Golden Gate Mill. |
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| He spent two years at University College, in London, then went to Australia, where he had been offered a job as an assayer at a new mint, in Sydney. |
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| Nearly all authentication and assay contracts, however, note that the work of the assayer depends on the cooperation of the owner of the samples, to provide true samples, and correct information about their origin. |
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