spotted dolerite
C29587
concept
Spotted dolerite is a medium-grained, mafic igneous rock characterized by dark groundmass with distinctive lighter mineral spots, typically formed as shallow intrusive bodies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| spotted dolerite canonical | 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: spotted dolerite
Generated description
Spotted dolerite is a medium-grained, mafic igneous rock characterized by dark groundmass with distinctive lighter mineral spots, typically formed as shallow intrusive bodies.
Instances (1)
| Instance | Via concept surface |
|---|---|
| Preseli bluestone | — |