Definition of Amygdaloidal. Meaning of Amygdaloidal. Synonyms of Amygdaloidal

- nut Amygdule, or amygdale, a mineral filled vesicle in volcanic rock, amygdaloidal texture Amygdaloid Island, an island in Lake Superior This disambiguation...
- concentrically zoned. Rocks containing amygdules can be described as amygdaloidal. The word is derived from the Latin word amygdala, meaning "almond tree"...
- a hump of Keweenawan basaltic lava flows with ophitic interiors and amygdaloidal tops in an otherwise deep part of the lake, and though fishermen had...
- them as holes filled with gas called vesicles. A related texture is amygdaloidal in which the volcanic rock, usually basalt or andesite, has cavities...
- A sample of andesite (dark groundm****) with amygdaloidal vesicles filled with zeolite. Diameter of view is 8 cm....
- and porphyritic Porphyritic rhyolite Pyroclastic Rhyolitic tuff or breccia Vesicular Pumice Amygdaloidal None Vitreous (Gl****y) Obsidian or porcellanite...
- Andesite Igneous rock A sample of andesite (dark groundm****) with amygdaloidal vesicles filled with zeolite. Diameter of view is 8 cm. Composition Primary...
- rock breccia and a fan of basalt tuff further out from the volcano. Amygdaloidal structure is common in relict vesicles and beautifully crystallized species...
- OCLC 864593152. Look up extrusive in Wiktionary, the free dictionary. Igneous and volcanic textures - images Vesicular and Amygdaloidal Textures v t e...
- elongated shapes subsequently filled up with minerals by infiltration (amygdaloidal structure). As crystallization was going on while the m**** was still...