ARSENIC CALCINER

Overview

Heritage Category: Listed Building

Grade: II

List Entry Number: 1328987

Date first listed: 21-Nov-1985

Statutory Address: ARSENIC CALCINER

Map

Ordnance survey map of ARSENIC CALCINER
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Location

Statutory Address: ARSENIC CALCINER

The building or site itself may lie within the boundary of more than one authority.

District: Cornwall (Unitary Authority)

Parish: Chacewater

National Grid Reference: SW 73834 44537

Summary

Legacy Record - This information may be included in the List Entry Details.

Reasons for Designation

Legacy Record - This information may be included in the List Entry Details.

History

Legacy Record - This information may be included in the List Entry Details.

Details

CHACEWATER WHEAL BUSY SW 74 SW 5/86 Arsenic calciner 21.11.85 GV II Arsenic calciner ruin with condensing-chamber ruins and chimney. Circa 1908. Killas rubble, granite quoins and bonding stones, St Day brick arches, vault and upper stage of chimney. Square on plan calciner to east linked 2 rectangular chambers to east in turn linked to series of about 40 condensing-chamber by baffled flue system leading to circular chimney to west. Main calciner furnace has brick vault from east to west on ground floor, brick arch to south side and 1 small angled opening over to left leading to brick domed vault. 2 similar angled openings with iron door frames to north side and central hearth. The whole structure is reinforced by iron tie rods and plates. Adjoining chamber (west) has series of square holes leading to next chamber ie flue and has evidence for floor structure just above. Narrow flue, then further rectangular chamber with construction possibly further furnace at south end and entrance from north. The system of condensing-chamber is very ruinous as the St Day brick vaults have been removed. The first few condensing-chamber had brick baffle walls but only the stone baffle walls and continuous rear (north) wall survive. Tapered chimney is complete with stone rubble lower stage, corbelled brick collar and brick collar cornice to brick upper stage. The best surviving example of an arsenic processing system.

Listing NGR: SW7383244682

Legacy

The contents of this record have been generated from a legacy data system.

Legacy System number: 63184

Legacy System: LBS

End of official listing