aplitic
/əˈplɪtɪk/
adjective
- Relating to or resembling aplite, a fine-grained light-colored igneous rock.
- Mineral collectors prize aplitic dikes for their pure quartz and feldspar crystals.
- The aplitic veins in the quarry are too narrow for commercial mining.
- The aplitic texture of the rock made it easy to distinguish from the surrounding basalt.