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Opal from
Morefield Mine (Morefield pegmatite), Winterham, Amelia Co., Virginia, USA

Locality type:Mine
Formula:SiO2 · nH2O
Validity:Believed Valid
References:Mike Dennis specimens
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Morefield Mine (Morefield pegmatite), Winterham, Amelia Co., Virginia, USA
Nearest other occurrences of Opal
6.2km (3.9 miles) A Amelia (Amelia Court House), Amelia Co., Virginia, USA
50.3km (31.3 miles) B Kenbridge Quarry, Lunenburg Co., Virginia, USA
79.5km (49.4 miles) C Allah Cooper Mine (Alley-Cooper Mine; Ali Cooper Mine; Valcooper Mine), Gold-Pyrite Belt, Louisa Co., Virginia, USA
93.0km (57.8 miles) D Stony Point Mine, Stony Point, Albemarle Co., Virginia, USA
106.2km (66.0 miles) E Tungsten Queen Mine and plant (Hamme Mine; Haile Mines; Sneed-Walker), Tungsten, Hamme Tungsten District, Vance Co., North Carolina, USA
111.8km (69.5 miles) F Cedar Mountain Stone Corp. Quarry (A. H. Smith quarry), Mitchell, Culpeper Co., Virginia, USA
152.0km (94.5 miles) G Buck Hill, Parnassus, Augusta Co., Virginia, USA
159.4km (99.0 miles) H Vulcan Materials Company Crushed Stone Quarry (Manassas Quarry), Manassas, Prince William Co., Virginia, USA
169.9km (105.6 miles) I Centreville, Culpeper Basin, Fairfax Co., Virginia, USA
184.1km (114.4 miles) J Old Greensand-Diatomaceous Earth Pit, Calvert Co., Maryland, USA
193.1km (120.0 miles) K Old Goose Creek Quarry (Arlington Stone Company Quarry; Belmont Quarry), Leesburg, Loudoun Co., Virginia, USA
198.8km (123.6 miles) L Berryville Mine (Keneagy Ore Bank), Clarke Co., Virginia, USA
202.8km (126.0 miles) M Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery Co., Maryland, USA
204.7km (127.2 miles) N White Oak, Montgomery Co., Maryland, USA
Mineral and/or Locality  
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