Of the nature of ophite (ophite, n.1).
| 单词 | θ5490 |
| 释义 | the world > the earth > structure of the earth > constituent materials > rock > texture or colour > [adjective] > texture > embedded crystals (9) ophitical1611 Of the nature of ophite (ophite, n.1). ophitic1870 Characterized by or designating a rock structure in which crystals of feldspar are interposed between plates of augite. poikilitic1886 Geology. Of the structure or texture of a rock (now only an igneous rock): containing small crystals of one mineral enclosed within crystals of… hyalopilitic1888 characterized by or having needle-like microlites embedded in a glassy ground-mass. miarolitic1889 Of an igneous rock or its structure: characterized by irregular cavities into which crystals project. Also: designating such cavities. hyalo-ophitic1920 (see quot. 1920). poikiloblastic1920 Of the structure or texture of a metamorphic rock: containing small crystals of an original mineral enclosed within crystals of its metamorphic… porphyroblastic1920 Of a rock or its texture: marked by the presence of porphyroblasts. Also: occurring in the form of porphyroblasts. porphyroclastic1920 Of a rock or its texture: marked by the presence of porphyroclasts. |
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