dolerite
C29586
concept
Dolerite is a medium-grained, dark-colored igneous rock with a composition similar to basalt, typically formed as shallow intrusions within the Earth's crust.
All labels observed (4)
| Label | Occurrences |
|---|---|
| dolerite canonical | 2 |
| basaltic rock | 1 |
| dolerite sill | 1 |
| mafic intrusive rock | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: dolerite
Generated description
Dolerite is a medium-grained, dark-colored igneous rock with a composition similar to basalt, typically formed as shallow intrusions within the Earth's crust.
Instances (4)
| Instance | Via concept surface |
|---|---|
| Preseli bluestone | — |
| Catoctin greenstone | basaltic rock |
| Whin Sill dolerite | dolerite sill |
| Ferrar Dolerite | — |