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Amethyst from
Canton Lead Mines (Cherry Brook lead mine; Dyer Farm zinc mine), Rattlesnake Mountain, Canton, Hartford Co., Connecticut, USA

Locality type:Mine
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Comments:Cavities in breccia are lined with parallel crystals of ordinary quartz or amethyst. Much cutting quality amethyst has been obtained there. Some is distinctly zoned. Larger crystals are typically paler colored, translucent, typically have mottled appearance. Smaller crystals typically clearer and deeply colored.
Habit:stubby parallel prisms lining pockets
Colour:lavender, purple
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Common
Confirmation
Validity:Believed Valid
References
References:Kenneth Holt specimen (locality info corrected courtesy of John Betts); Mineralogical Record (1990) 21:203-213; Rocks & Minerals (1995) 70:396-409
Associated Minerals Based on Photo Data:
Wulfenite1 photo of Amethyst associated with Wulfenite at this locality.
Quartz1 photo of Amethyst associated with Quartz at this locality.
Smoky Quartz1 photo of Amethyst associated with Smoky Quartz at this locality.
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view Canton Lead Mines (Cherry Brook lead mine; Dyer Farm zinc mine), Rattlesnake Mountain, Canton, Hartford Co., Connecticut, USA
Photo GalleryView Gallery (11 photos)
Nearest other occurrences of Amethyst
2.1km (1.3 miles) Canton, Hartford Co., Connecticut, USA
2.9km (1.8 miles) Huckleberry Hill, Avon, Hartford Co., Connecticut, USA
14.2km (8.8 miles) Farmington, Hartford Co., Connecticut, USA
15.1km (9.4 miles) Farmington Trap Rock Quarry, Farmington, Hartford Co., Connecticut, USA
18.3km (11.4 miles) Roncari Quarry (Tilcon Quarry), East Granby, Hartford Co., Connecticut, USA
18.6km (11.5 miles) State Route 372 construction site, Plainville, Hartford Co., Connecticut, USA
19.6km (12.2 miles) The Woodlands, Newington, Hartford Co., Connecticut, USA
20.1km (12.5 miles) Plainville Trap Rock Quarry (Tilcon New Britain Quarry), Plainville, Hartford Co., Connecticut, USA
21.4km (13.3 miles) Balf Quarry, Newington, Hartford Co., Connecticut, USA
23.3km (14.5 miles) State Route 9 - Ellis Street and State Route 72 interchanges (State Route 72 roadcut), New Britain, Hartford Co., Connecticut, USA
 
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