"marked margin" is correct and usable in written English.
You can use it to describe a section of a page that has been identified by some type of mark or sign. For example, "The professor marked the margin of his student's papers to indicate what corrections needed to be made."
Although D'Ángelo Jiménez's pinch-hit homer off Schoeneweis marked the margin of victory Tuesday, that was the only run allowed by the Mets' bullpen in three and two-thirds innings.
Wells [i.e., Maui-7, Maui-V (3) and Maui-Z (11)] that are drilled on the southwestern margin of the field mark the margin of the GWC for the Mangahewa Formation.
In designing an experiment to test this hypothesis, surgeons of differing experience (n=19) marked excision margins of 2, 5 and 10 mm around a standard circular lesion drawn on paper.
Palm smoother than in other Geograpsus species, becoming smoother with increasing size; dorsal margin bearing 0 3 granules near base; ventral margin marked by row of transversely-elongated granules; outer surface smooth; inner surface with a patch of low, scaly ridges on basal half.
Further tissue should be taken (and marked) from a margin if the x-ray abnormality extends near the margin.
Figure 4E shows a clone in the anterior margin marked by yellow bristles, with a nearby ectopic longitudinal vein originating between the anterior margin and L2 (arrow).
The glacial landscape of the Dobrzyń Plateau in central Poland contains a complex suite of enigmatic bedforms consisting of elongate and sinuous sediment ridges occurring within an anabranched network of tunnel channels terminating at a former ice margin marked by extensive glaciofluvial fans.
For example, Golf Connection doesn't require the ball to be marked, boasts a margin of error of 30 centimeters max., offers 150 replicated 3DCG real-world golf courses and web connectivity: users can upload their results to various social networks to compare themselves with each other.
The Old Testament quotations in the text of New Testament are marked on the margin by the sign 〉.
Four passages are marked in the margin, which correspond to those used as readings in Masses for the Dead in the Roman lectionary of the mid-7th century.
