| Locality type: | Quarry |
| Classification |
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| Species: | Diopside |
| Formula: | CaMgSi2O6 |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Diopside data |
| Locality Data: | Click here to view PJ Keating Quarry (Dracut Quarry; Condon Quarry; Essex Bituminous), Dracut, Middlesex County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 838788 |
| Long-form Identifier: | 1:3:838788:2 |
| GUID (UUID V4): | b790e182-99e3-4030-b4b5-8097364a7264 |
| Nearest other occurrences of Diopside |
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| 11.6km (7.2 miles) | ⓘWindham, Rockingham County, New Hampshire, USA |
| 12.3km (7.6 miles) | ⓘChelmsford Lime Quarries, Chelmsford, Middlesex County, Massachusetts, USA |
| 19.8km (12.3 miles) | ⓘRoute 114 calc-silicate locality, North Andover, Essex County, Massachusetts, USA |
| 23.9km (14.9 miles) | ⓘMerrimack, Hillsborough County, New Hampshire, USA |
| 26.2km (16.3 miles) | ⓘOld lime quarries, Littleton, Middlesex County, Massachusetts, USA |
| 32.3km (20.1 miles) | ⓘBedford, Hillsborough County, New Hampshire, USA |
| 34.3km (21.3 miles) | ⓘJoppa Hill, Amherst, Hillsborough County, New Hampshire, USA |
| 35.4km (22.0 miles) | ⓘBolton Lime Quarries (Bolton Quarry; Whitcomb Quarry; Hildreth Quarry), Bolton, Worcester County, Massachusetts, USA |
| 35.6km (22.1 miles) | ⓘPulpit Road locality, Bedford, Hillsborough County, New Hampshire, USA |
| 36.2km (22.5 miles) | ⓘPJ Keating Quarry (Lunenburg Quarry), Lunenburg, Worcester County, Massachusetts, USA |
| References |
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