{
  "type" : "Feature",
  "links" : [
    {
      "href" : "https://map.bgs.ac.uk/arcgis/rest/services/SDDS/Geology_625k/OGCFeatureServer/collections/1/items?f=application%2fjson",
      "rel" : "collection",
      "type" : "application/geo+json",
      "title" : "The collection document"
    },
    {
      "href" : "https://map.bgs.ac.uk/arcgis/rest/services/SDDS/Geology_625k/OGCFeatureServer/collections/1/items/1591?f=json",
      "rel" : "self",
      "type" : "application/geo+json",
      "title" : "This document as JSON"
    },
    {
      "href" : "https://map.bgs.ac.uk/arcgis/rest/services/SDDS/Geology_625k/OGCFeatureServer/collections/1/items/1591?f=text/html",
      "rel" : "alternate",
      "type" : "text/html",
      "title" : "This document as text/html"
    },
    {
      "href" : "https://map.bgs.ac.uk/arcgis/rest/services/SDDS/Geology_625k/OGCFeatureServer/collections/1/items/1591?f=application/geo+json",
      "rel" : "alternate",
      "type" : "application/geo+json",
      "title" : "This document as application/geo+json"
    }
  ],
  "LayerId" : 1,
  "LayerName" : "Geology 625k Dykes",
  "id" : "1591",
  "properties" : {
    "OBJECTID" : 1591,
    "LEX" : "UISD",
    "LEX_D" : "UNNAMED IGNEOUS INTRUSION, LATE SILURIAN TO EARLY DEVONIAN",
    "LEX_RCS" : "UISD-MFIR",
    "RCS" : "MFIR",
    "RCS_X" : "MFIR",
    "RCS_D" : "MAFIC IGNEOUS-ROCK",
    "RANK" : "INTRUSION",
    "BED_EQ" : "UISD",
    "BED_EQ_D" : "UNNAMED IGNEOUS INTRUSION, LATE SILURIAN TO EARLY DEVONIAN",
    "MB_EQ" : "NoPar",
    "MB_EQ_D" : "No Parent",
    "FM_EQ" : "NoPar",
    "FM_EQ_D" : "No Parent",
    "SUBGP_EQ" : "NoPar",
    "SUBGP_EQ_D" : "No Parent",
    "GP_EQ" : "NoPar",
    "GP_EQ_D" : "No Parent",
    "SUPGP_EQ" : "NoPar",
    "SUPGP_EQ_D" : "No Parent",
    "MAX_TIME_D" : "LUDLOW",
    "MIN_TIME_D" : "EARLY DEVONIAN",
    "MAX_TIME_Y" : 423000000,
    "MIN_TIME_Y" : 391000000,
    "MAX_INDEX" : 1340299,
    "MIN_INDEX" : 1330399,
    "MAX_AGE" : " ",
    "MIN_AGE" : " ",
    "MAX_EPOCH" : "LUDLOW",
    "MIN_EPOCH" : "EARLY DEVONIAN",
    "MAX_SUBPER" : " ",
    "MIN_SUBPER" : " ",
    "MAX_PERIOD" : "SILURIAN",
    "MIN_PERIOD" : "DEVONIAN",
    "MAX_ERA" : "PALAEOZOIC",
    "MIN_ERA" : "PALAEOZOIC",
    "MAX_EON" : "PHANEROZOIC",
    "MIN_EON" : "PHANEROZOIC",
    "PREV_NAME" : " ",
    "BGSTYPE" : "625k_BEDROCK",
    "LEX_RCS_I" : "1340299_UISD-MFIR",
    "LEX_RCS_D" : "UNNAMED IGNEOUS INTRUSION, LATE SILURIAN TO EARLY DEVONIAN - MAFIC IGNEOUS-ROCK",
    "MAP_CODE" : "SD",
    "AGE_ONEGL" : "PALEOZOIC",
    "BGSREF" : 773,
    "BGSREF_LEX" : 773,
    "BGSREF_FM" : 773,
    "BGSREF_GP" : 773,
    "BGSREF_RK" : 773,
    "SHEET" : "625k_V5_Dykes",
    "VERSION" : "5.17",
    "RELEASED" : "11- 2-2008",
    "NOM_SCALE" : "625000",
    "NOM_OS_YR" : "2005 HC",
    "NOM_BGS_YR" : "2007",
    "MSLINK" : 18166,
    "SHAPE.AREA" : 0,
    "SHAPE.LEN" : 0
  },
  "geometry" : {
    "type" : "Polygon",
    "coordinates" : [
      [
        [
          -4.1813941579999891,
          54.837117745
        ],
        [
          -4.1813669480000044,
          54.837149128000021
        ],
        [
          -4.1812448499999846,
          54.837261028
        ],
        [
          -4.1811043170000062,
          54.837365493999982
        ],
        [
          -4.1785510880000061,
          54.839082297999994
        ],
        [
          -4.1784850880000022,
          54.839124813000012
        ],
        [
          -4.1784160400000019,
          54.839165674000014
        ],
        [
          -4.1754446510000207,
          54.840851031
        ],
        [
          -4.1742205209999952,
          54.841872093000006
        ],
        [
          -4.1742158380000092,
          54.841875952000009
        ],
        [
          -4.1723617089999721,
          54.843399530999989
        ],
        [
          -4.1715496529999996,
          54.844175844999995
        ],
        [
          -4.1702118570000266,
          54.845510783000009
        ],
        [
          -4.168563555999981,
          54.847669758999984
        ],
        [
          -4.1684609559999899,
          54.847788020999985
        ],
        [
          -4.1683387759999846,
          54.847899908999977
        ],
        [
          -4.1681981880000194,
          54.848004350999986
        ],
        [
          -4.1681933159999858,
          54.848007313999972
        ],
        [
          -4.1641596420000155,
          54.846806565999998
        ],
        [
          -4.1642072440000106,
          54.84670649200001
        ],
        [
          -4.1642892450000204,
          54.846582993000027
        ],
        [
          -4.1659892850000233,
          54.844356574000017
        ],
        [
          -4.1660439539999743,
          54.844289990999982
        ],
        [
          -4.1661048270000265,
          54.844225219999998
        ],
        [
          -4.1675177029999873,
          54.842815506000022
        ],
        [
          -4.1675287819999767,
          54.842804566999973
        ],
        [
          -4.1675400519999926,
          54.842793696000001
        ],
        [
          -4.1684052719999727,
          54.841966636999985
        ],
        [
          -4.1684482109999976,
          54.841927146999979
        ],
        [
          -4.1684934869999779,
          54.841888541000003
        ],
        [
          -4.1703894460000015,
          54.840330709999989
        ],
        [
          -4.1717301759999827,
          54.839212465000003
        ],
        [
          -4.1718640070000106,
          54.839111393999985
        ],
        [
          -4.1720137479999835,
          54.839018054999997
        ],
        [
          -4.1750722849999988,
          54.837283355000011
        ],
        [
          -4.177561097000023,
          54.835609963000024
        ],
        [
          -4.1777186900000061,
          54.835513967999987
        ],
        [
          -4.1778918129999738,
          54.835427338999978
        ],
        [
          -4.1779125510000199,
          54.835418867999977
        ],
        [
          -4.1813941579999891,
          54.837117745
        ]
      ]
    ]
  }
}