| 释义 |
serpentinite Petrogr.|ˈsɜːpəntɪnaɪt|
[f. serpentine n. + -ite1.]
A rock consisting largely of serpentine or related minerals.
1936G. C. Selfridge in Amer. Mineralogist XXI. 463 The term serpentinite is suggested for rocks composed of serpentine or antigorite or a mixture of both. 1956Amer. Jrnl. Sci. CCLIV. 201 Bare roches moutonées of serpentinite stand out from the heather. 1965[see serpentine superphosphate s.v. serpentine a. 11 a]. 1977A. Hallam Planet Earth 137 Serpentinites are rocks originally very rich in olivine that has been entirely converted to serpentine.
Hence serpentiˈnitic a.
1975Nature 25 Dec. 701/2 The ubiquitous association of ultrabasic (mostly serpentinitic) rocks with glaucophane-schists may be represented here by the serpentinite-dunite of Gibbs Island and the glaucophane-schists of Smith Island. |
