Gayer, R. and Rickard, David ORCID: https://orcid.org/0000-0002-4632-5711
1994.
Colloform gold in coal from southern Wales.
Geology
22
(1)
, pp. 35-38.
10.1130/0091-7613(1994)022%3C0035:CGICFS%3E2.3.CO;2
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Official URL: https://doi.org/10.1130/0091-7613(1994)022%3C0035:...
Abstract
Geochemically significant concentrations of particulate gold in the Westphalian coals of the South Wales coalfield are situated on the coal cleat and are associated with a complex sulfide assemblage. Gold grains up to 100 μm long and more than 20 μm thick display a colloform microtexture, suggesting an origin through late Variscan, low-temperature ground-water circulation. These discoveries provide additional constraints on the timing and rates of coal evolution.
| Item Type: | Article |
|---|---|
| Date Type: | Publication |
| Status: | Published |
| Schools: | Schools > Earth and Environmental Sciences |
| Publisher: | Geological Society of America |
| ISSN: | 0091-7613 |
| Last Modified: | 25 Oct 2022 13:29 |
| URI: | https://orca.cardiff.ac.uk/id/eprint/119977 |
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