Random triples
| Subject | Object |
|---|---|
| gptkb:Saxonian_Granulite_Massif | high |
| gptkb:Wissahickon_Formation | amphibolite facies |
| gptkb:Catalina_Schist | blueschist |
| gptkb:Vishnu_Basement_Rocks | high-grade |
| gptkb:Catalina_Schist | greenschist |
| gptkb:Wissahickon_Formation | greenschist facies |