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  • Short Summary

    Educational film about tin mining in Cornwall - various processes illustrated.

  • Description

    British Instructional Films Ltd presents a Classroom Film.

    Graphic map of the world with arrows pointing to places where tin mining takes place. Flashing arrow points to spot in England - Cornwall. Cartoon drawing of a tin mine inside large arrow pointing to its location. Zoom in to the spot on the map. Pan down large metal tower with machinery operating inside it. Closer view of the tower with man walking towards the camera. A group of miners enter a lift. Man operates lift winch. C/U of the winch mechanism. The lift descends, we see the men's heads going lower then the top of the lift. Graphic animation shows how the lift goes deep into the ground. Closer view animation of the lift descending. Depths are indicated as the lift goes lower and lower until eventually it reaches 335 fathoms. The gate at the bottom of the lift shaft is open and the miners walk out into the pit.

    Graphic representation of the cage shafts, pump shaft and tramways. An arrow points to an area which is "Preparing to blast." Two miners work on the rock face, one is bare chested - they both wear miners helmets with lights. One of the miners operates a mechanical drill. He then inserts explosives into the hole, aided by the other man. C/U of taper being lit. Animation of the spark travelling up the taper and a cartoon explosion. Small mechanical digger scoops up the ore then dumps it into a truck on wheels. The miners push trucks along the tramways. Good shot of them pushing truck around a corner with their miners lamps alight.

    They tip the ore into a pit where another miner breaks it down into smaller pieces. C/U of a miner helping pieces of ore along a conveyor belt with a metal tool. Various views of ore being transported around the mine. It is poured into a container which is then lifted up a shaft to the surface.

    View of the metal tower with the container of ore being lifted then tipped. Large chunks of ore tumble down a slatted chute - seen from low angle. Interior - three men in flat caps move the chunks of ore with shovels. C/U of the ore being shovelled into a chute where water is poured on to the ore. It is then crushed. Various shots of machinery used to crush the ore. Man lifts off a board to show the wet ore being propelled through a machine. The powdered ore is washed. Shot of the beds of ore with water pouring off them. Man shovels wet ore from one vat to another. The ore is then dried in a calciner. C/U of man's hand opening a small door to show interior of calciner. Man with his mouth and nose covered with a protective mask shovels the powdered ore into a bucket then carries two buckets up some steps then pours them into a vat. A magnetic separator sifts the ore. C/U of the buckets being emptied.

    Highly magnetic iron, slightly magnetic iron and wolfram are sifted into different buckets. A larger amount of tin and waste emerges from the other end of the separator. Sand is then washed from the tin. A man shovels the powder into a machine which will wash it. C/U of man seen through the dripping water. Pan across the falling water to show the vat below where the sand is moved around through the water. C/U of two men in deep concentration as they use special tools to move the mixture around the vat. C/U of young boy at work. Two men work together shovelling the end product into a sack which is then weighed. C/U of small trowel of tin being put into the sack. Sack is loaded on to a trolley then wheeled away.

    Note: 2 negs and 2 prints exist - check for best quality.

    Cuts exist - see separate record.

  • Tags

  • Data

    Film ID:
    Media URN:
    British Pathé
    Issue Date:
    1940 - 1949
    HD Format:
    Available on request
    Black & White
    Time in/Out:
    01:26:06:00 / 01:37:01:00

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