| 单词 | microphenocryst | 
| 释义 | > as lemmasmicrophenocryst   microphenocryst  n.  Brit.  , U.S.  , ΚΠ 1926    G. W. Tyrrell Princ. Petrol. v. 86  				The terms microporphyritic and microphenocrysts may be used when the texture can only be made out with the use of a microscope. 1946    Jrnl. Geol. 		(Chicago)	 54 27/2  				Microphenocrysts of augite are set in a microcrystalline to cryptocrystalline and hyaline groundmass. 1990    Jrnl. Petrol. 31 802  				Quantitative modelling of the evolved Tristan lavas is made difficult by the relative abundance of exotic microphenocryst phases, e.g., apatite, sphene, and hauyne. < as lemmas  | 
	
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