Dumbara is a town located in the Ratnapura District, Sri Lanka. It has a long history of mining activities. It is where the first commercial operating graphite mine in the country, opening in 1840.
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Dumbara is a town located in the Ratnapura District, Sri Lanka. It has a long history of mining activities. It is where the first commercial operating graphite mine in the country, opening in 1840.
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| This Sri Lankan location article is a stub. You can help Wikipedia by expanding it. |