| 释义 |
potstone|ˈpɒtstəʊn|
[f. pot n.1 + stone n.; in sense 1, tr. L. lapis ollāris.]
1. A granular variety of steatite or soapstone.
1771J. Hill Fossils 26 Potstone, Ollaris, Composed of broad, narrow, uneven flakes. 1804R. Jameson Min. I. 345 Pot Stone..[is] soft, and sometimes very soft. 1882Geikie Text Bk. Geol. ii. ii. 120 A finely felted aggregate of scales of talc, with chlorite and serpentine, is called Potstone.
2. Local name for large flints found in the chalk in Norfolk: = paramoudra.
1855Lyell Elem. Geol. xvii. (ed. 5) 244 Huge flints, or potstones as they are called in Norfolk, occurring singly, or arranged in nearly continuous columns at right angles to the ordinary and horizontal layers of small flints... The pot⁓stones, many of them pear-shaped, were usually about three feet in height, and one foot in..diameter. |