"Rowley rag" meaning in English

{
  "etymology_templates": [
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      "args": {
        "1": "en",
        "2": "rag"
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      "expansion": "rag",
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  ],
  "etymology_text": "From the names of Rowley Regis, Rowley Hills + rag.",
  "head_templates": [
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      "expansion": "Rowley rag (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
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          "source": "w"
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          "kind": "topical",
          "langcode": "en",
          "name": "Geology",
          "orig": "en:Geology",
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      "examples": [
        {
          "ref": "2004, Robert E Schofield, The Enlightened Joseph Priestley, Pennsylvania State University, published 2004, page 162",
          "text": "Rowley-Rag appeared to be the same thing as basalt and toadstone resembled some species of lava.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction."
      ],
      "id": "en-Rowley_rag-en-noun-P3fzhLlN",
      "links": [
        [
          "geology",
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        [
          "basaltic",
          "basaltic"
        ],
        [
          "Rowley Hills",
          "Rowley Hills"
        ]
      ],
      "raw_glosses": [
        "(geology) A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ],
      "wikipedia": [
        "Rowley Hills",
        "Rowley Regis"
      ]
    }
  ],
  "word": "Rowley rag"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "rag"
      },
      "expansion": "rag",
      "name": "m"
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  ],
  "etymology_text": "From the names of Rowley Regis, Rowley Hills + rag.",
  "head_templates": [
    {
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      "expansion": "Rowley rag (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Geology"
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      "examples": [
        {
          "ref": "2004, Robert E Schofield, The Enlightened Joseph Priestley, Pennsylvania State University, published 2004, page 162",
          "text": "Rowley-Rag appeared to be the same thing as basalt and toadstone resembled some species of lava.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction."
      ],
      "links": [
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          "basaltic",
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        ]
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      "raw_glosses": [
        "(geology) A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
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      "wikipedia": [
        "Rowley Hills",
        "Rowley Regis"
      ]
    }
  ],
  "word": "Rowley rag"
}