| 释义 |
spheru·lite
\ˈsfir(y)əˌlīt, -fer-\ noun
(-s)
Etymology: spherule + -ite
: a usually spherical crystalline body made up of radiating crystal fibers, often found in vitreous volcanic rocks (as obsidian and perlite), and commonly constituting an intergrowth of quartz and feldspar |