释义 |
ˈroestone [f. roe1.] = oolite.
1804R. Jameson Syst. Min. I. 480 Roestone... Its colour is hair brown and chestnut brown. 1839Ure Dict. Arts 772 Oolite or roe-stone.—It consists of spherical grains of various size, from a millet seed, to a pea, or even an egg. 1876Page Adv. Text-bk. Geol. xvii. 332 The true oolites or roestones seem to be more of chemical than of mechanical origin. |