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finnchaga: Fibrous structures in Sääksjärvi impactite material
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finnchaga: Some Sääksjärvi impact crater material
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finnchaga: Detail of fibrous-looking Sääksjärvi impactite material
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finnchaga: Vesicle in impact rock rich in fibrous mineral
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finnchaga: irregular pyrrhotite grain in Sääksjärvi impactite
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finnchaga: Kärnäite-type impactite Sääksjärvi
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finnchaga: Shocked quartz in kärnäite-type impactite
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finnchaga: Bright phase in kärnäite-type impactite
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finnchaga: Unextinguishable phase in "ore-peppered" impactite
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finnchaga: Torn Apart and/or Cast Around
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finnchaga: Finnish impact agate: "Lady Wednesday"
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finnchaga: Detail of Meteorite Impact Agate core
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finnchaga: Detail pic2 of Meteorite Impact Agate core
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finnchaga: Detail of Impact Agate banding
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finnchaga: Some agate layers with hematite spheres
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finnchaga: Quartz core of Finnish agate
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finnchaga: Inner Beauty Polarised (Finnish agate core)
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finnchaga: Ugly, yet beautiful and intriguing
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finnchaga: Small spherules in agate
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finnchaga: Vesicles filled with various minerals
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finnchaga: Geological Carpet Patterns
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finnchaga: Detail from a Sääksjärvi beauty
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finnchaga: Impact melt rock structure
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finnchaga: Ballen quartz with possible coesite
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finnchaga: Impact textures in Kärnäite from Lappajärvi
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finnchaga: Midsummer with an impact...
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finnchaga: Magical Impactite Scenery
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finnchaga: Details from Lappajärvi impactite chalcedony sample
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finnchaga: Huittinen (Sääksjärvi) impact agate sample and analysis
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finnchaga: Huittinen akaatti ohuthie XPL 0_5mm