Item: IRG1.3 Dimensions: 25 x 5 x 4 mm Weight: 1.3 g
long spicule shaped specimen
All weights & dimensions are approximate.


Country: Kazakhstan
Region: Zhamanshin Crater
Found: 1975
Group: Impactite
Type: Impact Glass
Total known weight:

K-Ar Age: 1.2 million years.
Chemically similar composition to Australasian tektites coesite, stishovite, maskelynite and melted silica but with 2-3 times the water. Distinctive irregular shape.


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Irghizites Impactites in the eStore