| Several Cornish mining words are used in English language mining terminology, such as costean, gossan, gunnies, kibbal, kieve and vug. |
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| Several Cornish mining words are still in use in English language mining terminology, such as costean, gunnies, and vug. |
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| A further 255 longitudinal strike length trench samples and 481 costean samples pending assay and compilation along with duplicate samples. |
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| The area was mined for gold in the 1930s and a 60 metre costean and a shaft to 5 metres depth remain. |
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| Recent work by Kennecott on Azulitas has included reconnaissance soil sampling and mapping, limited bulldozer costean work, airborne magnetics and scout diamond drilling. |
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| Costean trenching has been completed at Vertigo for bulk metallurgical sample and drilling activities will commence in August. |
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