One of the mysteries of the English language finally explained.
1A porous rock composed of calcium carbonate and formed by precipitation from water, e.g. around mineral springs.
- ‘It's an otherworldly site, fringed with dunes and studded with bone-white calcium carbonate spires called tufa towers.’
- ‘Along the shoreline, pinnacles of calcium carbonate deposits, called tufa, glare white in the sunlight.’
- ‘All were so-called tufa towers, formations of calcium carbonate deposited by the mineral-rich lake water, which is two and a half times saltier than seawater and eighty times more alkaline.’
- ‘Among the 30 different types of stone recognized are varieties of diorite, granite, bedded tuff, sandstones, limestones, and tufa.’
- ‘It is perched on a plateau of tufa rock, almost like it's been carved straight from its roots.’
- 1.1another term for tuff
- ‘Local building materials, such as the volcanic tufa, did not lend themselves to the structural complexities of French gothic vaults, and, like most gothic churches in Italy, these were relatively simple.’
- ‘Contemporary Armenian architecture has followed the basic characteristics of its historical architectural tradition: simplicity, reliance on locally available geological material, and the use of volcanic tufa for facings.’
- ‘The unmatching plates and bowls include some made of stone or tufa.’
Late 18th century: from Italian, variant of tufo (see tuff).
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