| Locality type: | Occurrence |
| Classification |
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| Species: | Quartz var: Chalcedony |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Chalcedony data |
| Locality Data: | Click here to view McDonald Meadows Occurrence, Seven-Up Pete Mining District, Lewis and Clark County, Montana, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1568566 |
| Long-form Identifier: | 1:3:1568566:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Chalcedony |
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| 49.7km (30.9 miles) | ⓘPrickly Pear Claim, Sevenmile-Scratchgravel Mining District, Lewis and Clark County, Montana, USA |
| 59.0km (36.7 miles) | ⓘEldorado Bar, East Helena, Lewis and Clark County, Montana, USA |
| 64.3km (40.0 miles) | ⓘMeadow Mine (Haab), Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 66.9km (41.6 miles) | ⓘArgonne Mine, Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 67.9km (42.2 miles) | ⓘRoosevelt Mine, Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 69.2km (43.0 miles) | ⓘLittle Nell Mine (Little Nellie Mine), Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 73.0km (45.3 miles) | ⓘG. Washington Mine (Member of Presidents Group), Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 73.9km (45.9 miles) | ⓘW. Wilson Mine (Liverpool Mine), Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA |
| 77.3km (48.0 miles) | ⓘMount Washington Mine (Deer tunnel; Monongahela-Mount Washington M. Company; Angelica Mining & Development Company; Salvail), Colorado Mining District (Prickly Pear Mining District; Corbin Mining District), Jefferson County, Montana, USA |
| 82.8km (51.4 miles) | ⓘIndian Head Rock, Basin, Jefferson County, Montana, USA |
| References |
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