Specimen with deep red tabular xls of rare Gillespite with cerchiaraite (Fe), hedembergite, taramellite and pellyite (TL) in assocaton.
Formula : BaFe2+[Si4O10]
System: tetragonal Hardness:3 Rarity:rare
Strunz id:VIII/H.1-50 -
SILICATES
Name origin: Named for Frank Gillespie, of Richardson, Alaska, USA, who discovered the first specimen.
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Specimen weight:85 gr.
Crystal size:up to 5 mm
Overall size: 52mm x 45 mm x 33 mm
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