AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Fluorite (twinned crystals with phantom-zoning)

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Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

 
Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

Photo below under shortwave ultraviolet illumination:
Fluorite (twinned crystals with phantom-zoning) from Alston Moor, West Cumberland Iron Mining District, Cumbria, England

DESCRIPTION:No. 61963
Mineral:Fluorite (twinned crystals with phantom-zoning)
Locality:Alston Moor, West Cumberland Iron Mining District, Cumbria, England
Description:Two interpenetrant-twinned cubic fluorite crystals with no matrix. The fluorite crystals have pale-yellow core zones, surrounded by pale-purple with internal phantom-growth zones of deeper purple color. Collected ca. 1890. Ex. John Lawson (1942-2024) and Robert Lawson
Overall Size:4.5x3x2.5 cm
Crystals:25-27 mm
Archived: For reference only

 

 

 

 

 

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