Locality type: Quarry Classification Species: Microcline Formula: K(AlSi3 O8 ) Comments: Perthitic crystals 1 to 5 feet long, some partly replaced and veined with albite and other minerals. Pocket crystals uncommon but typically etched and partly replaced/overgrown by albite. Rarely as a yellow, granular pseudomorph after spodumene Habit: prismatic, anhedral, rarely pseudomorphous after spodumene Colour: grayish white to light buff-brown, yellow Luminescent properties: red, pale blue Abundance at site: Common Confirmation Validity: Believed Valid Associated Minerals Based on Photo Data: Albite β 17 photos of Microcline associated with Albite at this locality.Cleavelandite β 14 photos of Microcline associated with Cleavelandite at this locality.Muscovite β 2 photos of Microcline associated with Muscovite at this locality.Spessartine β 1 photo of Microcline associated with Spessartine at this locality.Spodumene β 1 photo of Microcline associated with Spodumene at this locality.Fluorapatite β 1 photo of Microcline associated with Fluorapatite at this locality.Data Mineral Data: Click here to view Microcline data Locality Data: Click here to view Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA Photo Gallery View Gallery (4 photos) Data Identifiers Mindat Occurrence Record ID: 130905 Long-form Identifier: 1:3:130905:8 GUID (UUID V4 ): 619e4d50-0fee-4f6b-ab14-6592af174fde Nearest other occurrences of Microcline
4.3km (2.7 miles) β Schorl locality, Wilton, Fairfield County, Connecticut, USA 4.8km (3.0 miles) β Redding Glen (Redding Ridge), Redding (Reading), Fairfield County, Connecticut, USA 5.2km (3.2 miles) β Ridgefield, Fairfield County, Connecticut, USA 6.1km (3.8 miles) β Redding (Reading), Fairfield County, Connecticut, USA 6.9km (4.3 miles) β Titicus Mica Quarry, Ridgefield, Fairfield County, Connecticut, USA 7.2km (4.5 miles) β Casey Quarry (Ridgefield pegmatite), Ridgefield, Fairfield County, Connecticut, USA 12.1km (7.5 miles) β Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA 12.1km (7.5 miles) β Old Quarry Nature Center, Danbury, Fairfield County, Connecticut, USA 13.1km (8.1 miles) β Captain Cook's Quarry (Purdy Station Quarry), Newtown, Fairfield County, Connecticut, USA 14.3km (8.9 miles) β New Canaan, Fairfield County, Connecticut, USA
References Year β¬ Author Title Publisher
Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA