volcanic glass
C59024
concept
Volcanic glass is a naturally occurring, non-crystalline igneous material formed when lava cools so rapidly that atoms do not have time to arrange into a mineral crystal structure.
All labels observed (1)
| Label | Occurrences |
|---|---|
| volcanic glass 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: volcanic glass
Generated description
Volcanic glass is a naturally occurring, non-crystalline igneous material formed when lava cools so rapidly that atoms do not have time to arrange into a mineral crystal structure.
Instances (1)
| Instance | Via concept surface |
|---|---|
| Melian obsidian | — |