| Locality type: | Pit |
| Classification |
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| Species: | Colemanite |
| Formula: | Ca[B3O4(OH)3] · H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Calcite | 156 |
| Pararealgar | 19 |
| Ulexite | 15 |
| Orpiment | 7 |
| Realgar | 4 |
| Hydroboracite | 4 |
| Stibnite | 2 |
| Analcime | 2 |
| Claystone | 1 |
| Baryte | 1 |
| Data |
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| Mineral Data: | Click here to view Colemanite data |
| Locality Data: | Click here to view Rio Tinto Borax Mine, Kramer Borate deposit, Boron, Kern County, California, USA |
| Photo Gallery | View Gallery (311 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 3850 |
| Long-form Identifier: | 1:3:3850:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Colemanite |
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| 0.8km (0.5 miles) | ⓘKramer Borate deposit, Boron, Kern County, California, USA |
| 29.7km (18.5 miles) | ⓘSunray Mid-Continent Oil Company Colemanite deposit, Red Buttes, East Kramer Borate area (East Kramer Colemanite area), East Kramer Mining District, San Bernardino County, California, USA |
| 33.7km (20.9 miles) | ⓘRho A, Red Buttes, East Kramer Borate area (East Kramer Colemanite area), East Kramer Mining District, San Bernardino County, California, USA |
| 62.3km (38.7 miles) | ⓘRho B, Phelan, East Kramer Borate area (East Kramer Colemanite area), East Kramer Mining District, San Bernardino County, California, USA |
| 79.5km (49.4 miles) | ⓘColumbus Mine (Gem Borate Mine; Gem Mine), Daggett Ridge, Belleville Mining District, San Bernardino County, California, USA |
| 80.6km (50.1 miles) | ⓘPacific Mine (Pacific Coast Borax Company properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. workings), Calico, Calico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA |
| 80.9km (50.3 miles) | ⓘCentennial Mine [1], Yermo (Marian; Marion; Otis), Calico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA |
| 84.7km (52.6 miles) | ⓘTrona Mine (American Potash and Chemical Corporation), Trona, Argus District, Argus Range (Argus Mountains; Darwin Range; Tortoise Mountains), San Bernardino County, California, USA |
| 87.6km (54.4 miles) | ⓘLang Mine, Tick Canyon Borate deposit, Tick Canyon, Lang, Los Angeles County, California, USA |
| 92.4km (57.4 miles) | ⓘLang, Los Angeles County, California, USA |
| References |
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Rio Tinto Borax Mine, Kramer Borate deposit, Boron, Kern County, California, USA