| 释义 |
▪ I. † conchite1 Obs.|ˈkɒŋkaɪt|
[ad. Gr. κογχίτης (λίθος) shelly stone, a shelly marble: see -ite.]
A stone resembling a shell, a fossil shell.
1677Plot Oxfordsh. 100 The Conchites or Cockle-stones found in this County. 1693Bp. Nicolson Let. to Mr. Lhwyd (T.), We have a hard gray limestone or marble, which is full of conchites. 1758Borlase Nat. Hist. Cornw. 279 Fossil shells such as pectunculi, conchites.
▪ II. conchite2 Min.|ˈkɒŋkaɪt|
[ad. G. conchit (A. Kelly 1900, in Sitzungsb. Math.-Phys. Classe Akad. der Wissenschaften zu München XXX. 187), f. conch: see -ite1.]
A form of calcium carbonate, identical with aragonite, found in the shells of molluscs.
1900Min. Mag. XII. 366 Conchite resembles aragonite and ktypeite. 1951C. Palache et al. Dana's Syst. Min. II. 191 Conchite..was a name given to a supposed new polymorph of CaCO3 occurring in certain shells later shown to be aragonite. |