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aphanitic | |||
cryptocrystalline | |||
phanerocrystalline-adiagnostic | |||
extremely finely crystalline | |||
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cryptocrystalline | |||
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cryptocrystalline |
隐 晶质 : 27 phrases in 9 subjects |
Desert science | 1 |
Earth sciences | 2 |
Engineering geology | 2 |
General | 1 |
Geology | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Oil / petroleum | 6 |
Technology | 11 |