Vughy

Full definition of vughy

1929, New Zealand. Parliament, House of Representatives, Appendix to the Journals of the House of Representatives of New Zealand, Volume 2, page 20,Owing to soft slidy country rock at the beginning, and hard vughy quartz in the reef, very great difficulty was experienced in putting down this hole.
1990, Australasian Institute of Mining and Metallurgy, Geology of the Mineral Deposits of Australia and Papua New Guinea, Volume 2, page 996,On Mount Gee, the 20 to 50 m thick, dense to highly vughy sequence is characterised by discontinuous, irregular, banded to rhythmically layered quartz, specular hematite and siliceous reddish brown hematitic 'siltstone'.
2002, W. R. Dearman, J. R. Coffey, An engineering zoning map of the Permian limestones of NE England, in James S. Griffiths (editor), Mapping in Engineering Geology, page 201,Fig. 4. Autobrecciated and vughy limestones from the north-west wall of Houghton Cutting (355507) on the A690 trunk road; (a) typical vughy autobrecciated limestone; (b) localized development of autobrecciation in bedded limestone.