EMG3: Feature Boundaries
Entity Relationship Diagram for Epicentre V3.0 Data Model Copyright (C) 2001 POSC, All Rights Reserved.
feature_boundary Each feature_boundary_part may be a part of one and only one feature_boundary. feature_boundary_part Each feature_boundary may have as parts one or more feature_boundary_part. base_marker Each mineral_zone may be defined to one and only one stratigraphic_marker. mineral_zone_base Each stratigraphic_marker may define the base of one or more mineral_zone. top_marker Each mineral_zone may be defined from one and only one stratigraphic_marker. mineral_zone_top Each stratigraphic_marker may define the top of one or more mineral_zone. mineral_zone Each well_completion may be completed over one and only one mineral_zone. well_completion Each mineral_zone may be exploited by one or more well_completion. earth_parcel Each mineral_zone may is contained within one and only one earth_parcel. mineral_zone Each earth_parcel may contain one or more mineral_zone. earth_parcel feature_boundary feature_boundary_part feature_boundary_undivided fluid_feature_contact geologic_fault mineral_zone rock_surface stratigraphic_marker well_completion