Dickinsonite-(KMnNa) from
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA
| Locality type: | Quarry | |||||||||||||||||||||||
| Classification | ||||||||||||||||||||||||
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| Species: | Dickinsonite-(KMnNa) | |||||||||||||||||||||||
| Formula: | (KNa)(Mn2+◻)Ca(Na2Na)Mn132+Al(PO4)11(PO4)(OH)2 | |||||||||||||||||||||||
| Chemical Analyses: | ||||||||||||||||||||||||
| Oxide wt%: |
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| Sample references: |
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| Comments: | Intimately associated with quartz, eosphorite, triploidite and rhodochrosite | |||||||||||||||||||||||
| Habit: | foliated crystalline masses, almost micaceous, radiating or stellated curved laminae | |||||||||||||||||||||||
| Colour: | oil to olive green, dark to grass-green | |||||||||||||||||||||||
| Quality for species: | Good crystals or rich for species - important (!) | |||||||||||||||||||||||
| Abundance at site: | Rare | |||||||||||||||||||||||
| Confirmation | ||||||||||||||||||||||||
| Validity: | Valid - Type Locality | |||||||||||||||||||||||
| Associated Minerals: | ||||||||||||||||||||||||
| Associates: | Eosphorite Fairfieldite Hureaulite Lithiophilite Natrophilite Reddingite Rhodochrosite Triploidite | |||||||||||||||||||||||
| Associated Minerals Based on Photo Data: | ||||||||||||||||||||||||
| Reddingite | ⓘ9 photos of Dickinsonite-(KMnNa) associated with Reddingite at this locality. | |||||||||||||||||||||||
| Triploidite | ⓘ7 photos of Dickinsonite-(KMnNa) associated with Triploidite at this locality. | |||||||||||||||||||||||
| Quartz | ⓘ7 photos of Dickinsonite-(KMnNa) associated with Quartz at this locality. | |||||||||||||||||||||||
| Rhodochrosite | ⓘ7 photos of Dickinsonite-(KMnNa) associated with Rhodochrosite at this locality. | |||||||||||||||||||||||
| Lithiophilite | ⓘ6 photos of Dickinsonite-(KMnNa) associated with Lithiophilite at this locality. | |||||||||||||||||||||||
| Fairfieldite | ⓘ5 photos of Dickinsonite-(KMnNa) associated with Fairfieldite at this locality. | |||||||||||||||||||||||
| Fillowite | ⓘ2 photos of Dickinsonite-(KMnNa) associated with Fillowite at this locality. | |||||||||||||||||||||||
| Spodumene | ⓘ1 photo of Dickinsonite-(KMnNa) associated with Spodumene at this locality. | |||||||||||||||||||||||
| Data | ||||||||||||||||||||||||
| Mineral Data: | Click here to view Dickinsonite-(KMnNa) 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: | 38320 | |||||||||||||||||||||||
| Long-form Identifier: | 1:3:38320:4 | |||||||||||||||||||||||
| GUID (UUID V4): | 74a423c4-cea5-4580-8867-23d133e6eb17 | |||||||||||||||||||||||
| Nearest other occurrences of Dickinsonite-(KMnNa) | ||||||||||||||||||||||||
| 20.7km (12.9 miles) | ⓘU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA | |||||||||||||||||||||||
| 24.0km (14.9 miles) | ⓘBrookfield, Fairfield County, Connecticut, USA | |||||||||||||||||||||||
| 79.3km (49.3 miles) | ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA | |||||||||||||||||||||||
| References | ||||||||||||||||||||||||
Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA