- Ethnicenclavesinalargecity.Eveninourowncitiesthe"Chinatowns"wereexoticenclaves.Theearlierunitscontainabundantmaficmicro-enclaves,andthepetrographicstudyoftheenclavesindicatesthecrust-mantlemixingoriginofthegraniticmagma.Kyrgyzstan,forexample,hassev...
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