(mineralogy) A mineral deposit associated with the crest of an anticlinal fold and following the bedding planes, usually found in vertical succession, especially the gold-bearing quartz veins of Australia.
(Australia) A saddle-shaped bedded mineral vein in the form of an anticline or a syncline (an inverted saddle).
(mineralogy) An opening at the crest of a sharp fold in sedimentary rocks, occupied by ore.