	Engine Vein
Engine Vein has been worked since the Bronze Age. It was last worked in the late nineteenth century. It exhibits a wide variety of interesting geology.

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Sub-headings

Surface and entrance passage
Pot Shaft and the Roman workings
Underground workings
Blue Shaft and the Hough Level

Surface and entrance passage

Engine Vein surface	Engine Vein in winter	Bronze Age workings	Bronze Age workings viewed from below	Digging Balloon Shaft

Digging Ring Shaft	Digging Bear Pit - the winch	Digging Bear Pit	The Vein concreted over after cleaning off the material that had built up over the years	New entrance (before enlarging)

The enlarged entrance to the mine	Inside the entrance passage	The end of the entrance passage	The ramp at the end of the entrance passage
Pot Shaft and the Roman workings

Pot Shaft archaeological dig	Pot Shaft archaeological dig with DCC members working on it	The days the coins were found	The Roman coins	The Roman level before excavation

The Roman level after excavation	The Roman level after excavation looking back into the main passage	Pot Shaft from below
Underground workings

Steps placed in the mine to make easier access to the Roman gallery	Azurite spheres near the entrance	Under the concrete	Under the concrete - the white is fungus	Under the concrete capping. Semi-pillars on the right support the roof. The wooden steps are behind the figure.

The vein on the fault under the concrete capping *	Timbering in the main passage	Starting down the steps from the foot of the ramp, heading for the main chamber	Steps down through the main passage	At the start of the bridge

Looking down to the Main Chamber	Approaching the bridge	Along the Main Chamber	On the bridge	Visitors on the bridge

The stairs down in the Main Chamber	Copper staining on the walls	Shotholes in the hanging wall beyond the bridge	Beyond the bridge	The high level bridge at Bear Pit

Old workings on the vein	In the main chamber, looking east towards the bridge and the entrance	The archway into the chamber at the west end of the mine. The ladders leads up to some passages close to the surface	Ripple Roof Chamber	A low crawl at the top end of the mine

West End extension	West End extension	Digging Blue Shaft passage	Digging Blue Shaft passage - laying the railway	Digging Blue Shaft passage

Digging Blue Shaft passage	Fault in Blue Shaft passage	The fault in Blue Shaft passage - this is the smooth wall on the right	Top of Bear Pit	The coffin level above Blue Shaft

A person giving scale to the coffin level	Crawling in top level of mine, close to the surface	In the top level of mine
Blue Shaft and the Hough Level

Blue Shaft	Part of the ladder way in Blue Shaft	Blue Shaft	Blue Shaft	Digging Balloon passage

Tipping down Bear Pit	Bear Pit ore chute	Bear Pit ore chute	The junction in Hough level	Ring Shaft ore chute

Ring Shaft ore chute	Clay formation in Ring Shaft passage	The Boat	Graffiti near the Boat	Main chamber in Engine Vein *

Blue Shaft *	Coffin Level near Blue Shaft *