Somewhere between 40,000 and 80,000 years ago, early people mined a mineral called specularite in the Lion Cavern in Swaziland, Africa.
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史瓦濟蘭（南部非洲國家）…
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斯威士兰（南部非洲国家）…
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Suazilândia…
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Suazi…
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Swaziland, Afrika'da bir ülke…
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