Just Googled:

Mining Accident 1860 Elms SMITH, Christchurch Gloucestershire

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Which led me to the Website, produced by the Forest of Dean Local History Society

Headed:

MINERS MEMORIAL PROJECT - Facilities in Coal Mines

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SMITH Elms - 4 September 1860

aged, 30, Collier

Mine: Buckholt Level

Fall of strong top called 'beef' on the 4th.

Died 7th. and buried 9th without notice either to Home Office, inspector, coroner or police.