| Locality type: | Quarry |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Comments: | Occurs as pseudomorphs after wollastonite. |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal data |
| Locality Data: | Click here to view Henshaw Quarry, Bloomington, San Bernardino County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 686243 |
| Long-form Identifier: | 1:3:686243:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 3.2km (2.0 miles) | ⓘJensen Quarry, Jurupa Mountains, Jurupa Valley, Riverside County, California, USA |
| 3.8km (2.4 miles) | ⓘCommercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA |
| 40.0km (24.9 miles) | ⓘFeatherstone deposit (Feather-Stone Insulation Company), Charter Oak, Los Angeles County, California, USA |
| 49.7km (30.9 miles) | ⓘWhite Knob Quarry, Lucerne Valley, Lucerne Valley Limestone District, San Bernardino County, California, USA |
| 57.9km (36.0 miles) | ⓘAliso prospect, Laguna Woods, Orange County, California, USA |
| 79.8km (49.6 miles) | ⓘTourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego County, California, USA |
| 88.8km (55.2 miles) | ⓘKatz Diatomaceous Shale prospect, Kagel Canyon, Los Angeles County, California, USA |
| 91.3km (56.7 miles) | ⓘCollecting Site Mine, Antelope Valley, Acton, Acton Mining District, Los Angeles County, California, USA |
| 92.2km (57.3 miles) | ⓘDicalite Mine (Walteria; Palos Verde Ranch; Dicalite Company), Rolling Hill Estates, Los Angeles County, California, USA |
| 93.2km (57.9 miles) | ⓘPalos Verdes beach cliffs, Palos Verdes Peninsula, Los Angeles County, California, USA |
| References |
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