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| сильван; 2-метилфуран (C5H₆O) | |||
| сильванит; теллуристая серебряная обманка; теллур; самородный сильван | |||
| сильванит (теллурид серебра и золота) | |||
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sylvane : 2 phrases in 1 subject |
| Geology | 2 |
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