cross-lamination

cross-lamination

[¦krȯs lam·ə′nā·shən]
(geology)
(materials)
Construction of a laminated composite material so that some layers are oriented at right angles to the other layers with respect to the grain or the strongest direction in terms of tension.
References in periodicals archive ?
Spectacular cross-lamination is displayed in many coastal exposures, notably in Point Pleasant Park at the south end of Halifax Peninsula (Fig.
Cross-lamination is common in cross-section views and typically shows a strong component of paleoflow to the NW.
Current-generated cross-lamination is again common (Figs.
Locally, deformed cross-lamination is visible in these disrupted inclusions of bedded metasedimentary rock.
10) of shales and sandstones with different types of cross-stratification and cross-lamination (hydraulic dunes and ripples respectively).
The shales are interfingered with thin sandstone levels with different types of cross-lamination.
Several conglomeratic horizons display small scale cross-laminations.
Sandy materials with a fine to medium grain-size are well sorted, displaying several cross-laminations and basal marks that indicate NW-SE palaeocurrents.
The unit can contain layers of bioclastic packstone limestones showing a sharp erosional base, internal hummocky cross-lamination and bioclastic rills (Figs.
The upper part of the sequence is constituted by intraclastic packstone to grainstone limestones showing internal hummocky cross-lamination.
5) are composed of thinning- and fining-upward sequences showing at the base amalgamated packstone to grainstone limestones with hummocky cross-lamination.
TD-striped film can be laminated to the original MD striped film to make film with higher yield strength (up to 150 MPa, or 21,750 psi), plus greater tear resistance and impact strength than previous cross-laminations.