African Alexandrite is typically located in wet regions near rivers and mined by digging through river beds by hand to unearth the Alexandrite rich pegmatite rock.
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释义
非洲亚历山大石都典型地分布于临河的湿润地区,赤手沿河床挖掘,开采富含亚历山大石的伟晶岩。
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