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Heritage at risk

Part of the china clay works known as Wheal Martyn

Geographical area

About this entity

Fact links
CURIE heritage-at-risk:1003265 no fact link
Prefix heritage-at-risk Facts
Reference 1003265 Facts
Name Part of the china clay works known as Wheal Martyn Facts
Quality Authoritative: We have some data from the authoritative source no fact link
Dataset Heritage at risk no fact link
Organisation Historic England no fact link
Start date Facts
End date Facts
Entry date 2025-09-30 Facts
Typology geography no fact link
Geometry MULTIPOLYGON (((-4.808884 50.365835, -4.80905 50.365636, -4.809098 50.365588, -4.809131 50.365545, -4.809165 50.365512, -4.8092 50.365467, -4.809321 50.365327, -4.809335 50.365312, -4.809355 50.365295, -4.809376 50.36528, -4.809378 50.36528, -4.809379 50.365278, -4.809393 50.36527, -4.809452 50.365242, -4.809762 50.365195, -4.80983 50.365188, -4.80985 50.36519, -4.809861 50.365186, -4.809826 50.365064, -4.809689 50.365036, -4.809591 50.365019, -4.809486 50.365003, -4.809302 50.364981, -4.80913 50.364967, -4.809137 50.364907, -4.80914 50.364827, -4.809137 50.364757, -4.809132 50.364707, -4.80912 50.364638, -4.809118 50.364603, -4.80906 50.364605, -4.808908 50.364617, -4.808797 50.364631, -4.808691 50.364652, -4.808492 50.364688, -4.808249 50.364736, -4.808202 50.364747, -4.808171 50.364699, -4.808083 50.364724, -4.807952 50.364758, -4.80792 50.364765, -4.807855 50.364815, -4.807803 50.364877, -4.807825 50.364882, -4.807838 50.36487, -4.807864 50.364884, -4.807897 50.364908, -4.807863 50.364924, -4.80785 50.36494, -4.807773 50.364927, -4.807766 50.36491, -4.807752 50.364907, -4.807506 50.364889, -4.807466 50.364895, -4.807434 50.364892, -4.807332 50.364891, -4.80732 50.364932, -4.807364 50.364944, -4.807474 50.36497, -4.807633 50.365015, -4.807714 50.365055, -4.80805 50.364867, -4.808186 50.365082, -4.808227 50.365071, -4.808357 50.365272, -4.808189 50.365319, -4.808196 50.365328, -4.808169 50.365336, -4.808266 50.365462, -4.80824 50.365469, -4.808265 50.365501, -4.808335 50.365601, -4.808413 50.365704, -4.808459 50.365764, -4.808475 50.365777, -4.80849 50.365798, -4.808509 50.365832, -4.808659 50.365831, -4.808767 50.365828, -4.808884 50.365835)), ((-4.806782 50.364651, -4.807011 50.364499, -4.806499 50.364066, -4.806402 50.364093, -4.806309 50.364125, -4.806205 50.364167, -4.806092 50.364221, -4.806013 50.364266, -4.805939 50.364314, -4.805892 50.364348, -4.805837 50.364392, -4.805822 50.364406, -4.805941 50.364488, -4.806264 50.364297, -4.806782 50.364651))) Facts
Point POINT (-4.80833 50.36502) Facts
Documentation url https://historicengland.org.uk/listing/heritage-at-risk/search-register/list-entry/2289445 Facts

Available Code Snippets:

{
        "entry-date": "2025-09-30",
        "start-date": "",
        "end-date": "",
        "entity": 7501547,
        "name": "Part of the china clay works known as Wheal Martyn",
        "dataset": "heritage-at-risk",
        "typology": "geography",
        "reference": "1003265",
        "prefix": "heritage-at-risk",
        "organisation-entity": 16,
        "geometry": "MULTIPOLYGON (((-4.808884 50.365835, -4.80905 50.365636, -4.809098 50.365588, -4.809131 50.365545, -4.809165 50.365512, -4.8092 50.365467, -4.809321 50.365327, -4.809335 50.365312, -4.809355 50.365295, -4.809376 50.36528, -4.809378 50.36528, -4.809379 50.365278, -4.809393 50.36527, -4.809452 50.365242, -4.809762 50.365195, -4.80983 50.365188, -4.80985 50.36519, -4.809861 50.365186, -4.809826 50.365064, -4.809689 50.365036, -4.809591 50.365019, -4.809486 50.365003, -4.809302 50.364981, -4.80913 50.364967, -4.809137 50.364907, -4.80914 50.364827, -4.809137 50.364757, -4.809132 50.364707, -4.80912 50.364638, -4.809118 50.364603, -4.80906 50.364605, -4.808908 50.364617, -4.808797 50.364631, -4.808691 50.364652, -4.808492 50.364688, -4.808249 50.364736, -4.808202 50.364747, -4.808171 50.364699, -4.808083 50.364724, -4.807952 50.364758, -4.80792 50.364765, -4.807855 50.364815, -4.807803 50.364877, -4.807825 50.364882, -4.807838 50.36487, -4.807864 50.364884, -4.807897 50.364908, -4.807863 50.364924, -4.80785 50.36494, -4.807773 50.364927, -4.807766 50.36491, -4.807752 50.364907, -4.807506 50.364889, -4.807466 50.364895, -4.807434 50.364892, -4.807332 50.364891, -4.80732 50.364932, -4.807364 50.364944, -4.807474 50.36497, -4.807633 50.365015, -4.807714 50.365055, -4.80805 50.364867, -4.808186 50.365082, -4.808227 50.365071, -4.808357 50.365272, -4.808189 50.365319, -4.808196 50.365328, -4.808169 50.365336, -4.808266 50.365462, -4.80824 50.365469, -4.808265 50.365501, -4.808335 50.365601, -4.808413 50.365704, -4.808459 50.365764, -4.808475 50.365777, -4.80849 50.365798, -4.808509 50.365832, -4.808659 50.365831, -4.808767 50.365828, -4.808884 50.365835)), ((-4.806782 50.364651, -4.807011 50.364499, -4.806499 50.364066, -4.806402 50.364093, -4.806309 50.364125, -4.806205 50.364167, -4.806092 50.364221, -4.806013 50.364266, -4.805939 50.364314, -4.805892 50.364348, -4.805837 50.364392, -4.805822 50.364406, -4.805941 50.364488, -4.806264 50.364297, -4.806782 50.364651)))",
        "point": "POINT (-4.80833 50.36502)",
        "quality": "authoritative",
        "documentation-url": "https://historicengland.org.uk/listing/heritage-at-risk/search-register/list-entry/2289445"
    }
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© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on [date]. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

Licensed under the Open Government Licence v.3.0.


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