lat: 39.3420141, lon: -76.64913010000134
| Key | Value |
| denotation | type_locality |
| description | Type locality of Cold Spring Gneiss along east-flowing tributary of the Jones Falls at Cold Spring Park as described by Crowley, 1976 |
| geological | outcrop |
| geological:period | Ordovician-Silurian |
| natural | rock |
| ref | Crowley, 1976 |
| rock | gneiss |
| rock:mineralogy | biotite;muscovite;quartz;feldspar |
| rock:wikidata | Q166409 |
| source:geological | http://www.mgs.md.gov/output/reports/RI/RI_27.pdf |
| wikidata | Q112123456 |