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Industrial lithostratigraphic unit
| Словарь стратиграфических терминов |
A lithostratigraphic unit recognized primarily for utilitarian purposes, such as an aquifer, oil sand, quarry layer, or ore-bearing bed.
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Lithogenetic unit, английский
A local mappable assemblage o f rock strata, such as a formation, member, or bed, considered without regard to time (schenck and muller, 1941).
Informal lithostratigraphic unit, английский
A lithologic body to which casual reference is made but for which there is insufficient need, insufficient information, or inappropriate basis to justify designation as a formal unit (see section 5.c.10).
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