cross fault

cross fault

[′krȯs ‚fȯlt]
(geology)
A fault whose strike is perpendicular to the general trend of the regional structure.
A minor fault that intersects a major fault.
References in periodicals archive ?
Drilling on a cross fault to the east of the uranium-rich drainage system has intersected strong hydrothermal alteration which is believed to be part of a halo around the uraniferous body.
The hole is interpreted to have intersected the target horizon west of the main sulphide lens below a complicating cross fault structure.
The attached long section suggests that the plunge of the ore steepens sharply, and possibly overturns against the cross fault and that it is still open in this dimension.
TCU04131B is interpreted to have intersected the same cross fault where it offsets the deposit.
Tenders are invited for Drivage Of Inclines To Cross Fault
Compilation work and geological interpretation is now underway to model the cross fault displacement and determine the potential locality of the western offset of the deposit.
A cross fault separates the Bill Zone from the Polverine Zone to the north.
This is the deepest intersection at the extreme north east end of the McLean Pit immediately south of the cross fault that displaces the lode eastwards.
Block 283 has known cross faults as well as historic surface gold and copper showings.
Recent geophysical interpretations have confirmed that strongly sulphidic host rocks underlie the geochemical anomalies and that gold grades may be associated with linking east-west cross faults between two duel regional shear structures.
The dacite intrusive and breccia occurs at the intersection of two regional cross faults, where sampling returned values up to 5.
These drill targets appear to be at the intersection of cross faults and the main shear zone that runs the length of the mineralized zone (9 kilometers or 6 miles) and will be tested with 2,000 meters (6,500 feet) of diamond drilling.