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Opal from
PJ Keating Quarry (Dracut Quarry; Condon Quarry; Essex Bituminous), Dracut, Middlesex County, Massachusetts, USA


Locality type:Quarry
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view PJ Keating Quarry (Dracut Quarry; Condon Quarry; Essex Bituminous), Dracut, Middlesex County, Massachusetts, USA
Data Identifiers
Mindat Occurrence Record ID:1009727
Long-form Identifier:1:3:1009727:2
GUID (UUID V4):0
Nearest other occurrences of Opal
12.0km (7.4 miles) ⓘLedge Road, Windham, Rockingham County, New Hampshire, USA
12.2km (7.6 miles) ⓘFoster Corners, Salem, Rockingham County, New Hampshire, USA
19.8km (12.3 miles) ⓘRoute 114 calc-silicate locality, North Andover, Essex County, Massachusetts, USA
22.7km (14.1 miles) ⓘRoute 101A construction site, Merrimack, Hillsborough County, New Hampshire, USA
28.7km (17.9 miles) ⓘBlueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, 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
36.5km (22.7 miles) ⓘMassachusetts Broken Stone Co. quarries (Weston Quarry; Stony Brook Quarry), Weston, Middlesex County, Massachusetts, USA
36.6km (22.7 miles) ⓘDevil's Basin, Newbury, Essex County, Massachusetts, USA
37.9km (23.6 miles) ⓘRoute 13 area, Lunenburg, Worcester County, Massachusetts, USA
References
P. Cristofono collection, 2013
 
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