| Locality type: | Island |
| Classification |
|---|
|
| Species: | 'Smectite Group' (not an IMA approved species) |
| Formula: | A0.3D2-3[T4O10]Z2 · nH2O |
| Confirmation |
|---|
|
| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Associated Minerals Based on Photo Data: |
|---|
|
| Lévyne | 21 |
| Offretite | 19 |
| Heulandite Subgroup | 3 |
| Erionite Subgroup | 2 |
| Stilbite Subgroup | 2 |
| Analcime | 1 |
| Chabazite | 1 |
| Data |
|---|
|
| Mineral Data: | Click here to view Smectite Group data |
| Locality Data: | Click here to view Elk Rock Island, Milwaukie, Clackamas County, Oregon, USA |
| Photo Gallery | View Gallery (10 photos) |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 975109 |
| Long-form Identifier: | 1:3:975109:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Smectite Group |
|---|
|
|
| 1.3km (0.8 miles) | ⓘSE Lava Drive, Milwaukie, Clackamas County, Oregon, USA |
| 15.2km (9.4 miles) | ⓘNew Era, Clackamas County, Oregon, USA |
| 53.6km (33.3 miles) | ⓘBig Tree Creek, Yacolt, Clark County, Washington, USA |
| 64.7km (40.2 miles) | ⓘOak Grove Fork, Clackamas County, Oregon, USA |
| 67.4km (41.9 miles) | ⓘNeer Road, Goble, Columbia County, Oregon, USA |
| 68.7km (42.7 miles) | ⓘNestucca River Quarry, Beaver, Tillamook County, Oregon, USA |
| 73.6km (45.7 miles) | ⓘMc Gregor Quarry, Highway 26, Clatsop County, Oregon, USA |
| 81.2km (50.5 miles) | ⓘCarpathite occurrence, Cook, Skamania County, Washington, USA |
| 84.8km (52.7 miles) | ⓘBaird Creek Quarry, Wolf Point, Cowlitz County, Washington, USA |
| 90.9km (56.5 miles) | ⓘCTGH-1 well, Breitenbush-Austin Hot Springs area, Santiam Mining District (Elkhorn Mining District), Marion County, Oregon, USA |
| References |
|---|
|
|
|
Elk Rock Island, Milwaukie, Clackamas County, Oregon, USA