The group, on matrix, is of fibrous crystals of snowy-white color and an extraordinary silky luster. This “jackstraw” is a rarity, and it is documented as acquired by Sir Arthur Russell on 1926. Pentire Glaze Mine, St. Minver, Cornwall, England, United Kingdom. Found in ±1926 Specimen size: 4.4 x 4.2 x 2 cm Main crystal size: 1.6 x 0.5 cm With handwritten label from the Folch Collection Fluorescent short UV
Pentire Glaze Mine, St. Minver, Cornwall, England, United Kingdom.
Found in ±1926
Specimen size: 4.4 x 4.2 x 2 cm
Main crystal size: 1.6 x 0.5 cm
With handwritten label from the Folch Collection
Fluorescent short UV
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