Occurrence of Attributes in Original Text

The text related to the cultural heritage 'The English Lake District' has mentioned 'Slate' in the following places:
Occurrence Sentence Text Source
The fells in this area are rounded Skiddaw slate, with few tarns and relatively few rock faces.
Mining, particularly of copper, lead (often associated with quantities of silver), baryte, graphite and slate, was historically a major Lakeland industry, mainly from the 16th to 19th centuries.
Some mining still takes place today; for example, slate mining continues at the Honister Mines, at the top of Honister Pass.