慶應義塾大学 商学部・商学研究科

新保一成 研究室

開発と環境の経済分析...

NIC 1998 - code 1421

Structure

Hierarchy

  • Section: C - Mining and quarrying
  • Divsion: 14 - Other mining and quarrying
  • Group: 142 - Mining and quarrying, n.e.c.
  • Class: 1421 - Mining of chemical and fertilizer minerals

Sub-class

  • 14211
    • Activities
      • Mining of native sulphur or pyrites and pyrrhotites valued chiefly for sulphur
  • 14212
    • Activities
      • Mining of natural phosphate including apatite minerals
  • 14213
    • Activities
      • Mining of earth colours(ochre including red oxide)
  • 14214
    • Activities
      • Mining of fluorspar
  • 14215
    • Activities
      • Mining of barytes
  • 14219
    • Activities
      • Mining of potash bearing salts/minerals
      • Mining of borate minerals
      • Mining of other fertiliser and chemical minerals n.e.c.

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