# shape of Lake Manganese

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949>

Type: [geo:Geometry](http://www.opengis.net/ont/geosparql#Geometry)

Location: 47.45454, -87.88389 (box -87.88874, 47.45253, -87.87905, 47.45656; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 631380](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0adef3bd73c7)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.882956 47.452751, -87.88196 47.452528, -87.879565 47.453589, -87.879047 47.455469, -87.879716 47.456228, -87.884277 47.456555, -87.884863 47.455903, -87.887498 47.45568, -87.888442 47.455223, -87.888739 47.454611, -87.887956 47.453635, -87.885721 47.453109, -87.885776 47.453509, -87.88354 47.453455, -87.88343 47.452616, -87.882956 47.452751))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad72235a9b5)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=47.45454&mlon=-87.88389#map=14/47.45454/-87.88389) (47.45454, -87.88389)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=47.45454,-87.88389)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Lake Manganese](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f)
- Geometry of (1; `geo:hasGeometry`):
  - [Lake Manganese](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949)
Cite as: shape of Lake Manganese. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.