Fillowite 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: | Fillowite | |
Formula: | Na3CaMn112+(PO4)9 | |
Comments: | Reddingite is very commonly associated with fillowite, and in many cases it is not easy to distinguish the two minerals. | |
Habit: | granular aggregates, rare micro rhombohedra in tiny pockets | |
Colour: | honey-yellow, wax-yellow, also yellowish to reddish-brown | |
Quality for species: | Poor for species, only of interest for locality collectors. (#) | |
Abundance at site: | Rare | |
Confirmation | ||
Validity: | Valid - Type Locality | |
Associated Minerals: | ||
Associates: | Fairfieldite Reddingite Triploidite | |
Associated Minerals Based on Photo Data: | ||
Dickinsonite-(KMnNa) | ⓘ2 photos of Fillowite associated with Dickinsonite-(KMnNa) at this locality. | |
Pyrite | ⓘ1 photo of Fillowite associated with Pyrite at this locality. | |
Rhodochrosite | ⓘ1 photo of Fillowite associated with Rhodochrosite at this locality. | |
Fairfieldite | ⓘ1 photo of Fillowite associated with Fairfieldite at this locality. | |
Data | ||
Mineral Data: | Click here to view Fillowite 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 (3 photos) | |
Data Identifiers | ||
Mindat Occurrence Record ID: | 38322 | |
Long-form Identifier: | 1:3:38322:2 | |
GUID (UUID V4): | afab4bb4-2eaa-43c8-b74c-c7e79e65917d | |
References | ||
Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA