07350 - Beautiful 1.06 Inch Chalcedonized Fossil Gastropod Cretaceous Dakhla
$17.10
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$17.10
Regular price
$28.50
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Chaledonized gastropods (specimen at fat left is 3.0 cm tall) - these snail shells have been replaced by translucent, fibrous, microcrystalline quartz (SiO2). This variety of quarz is called chalcedony. Chalcedonization is a variety of silicification. Chalcedonized fossils are uncommon.
07350 - Beautiful 1.06 Inch Chalcedonized Fossil Gastropod Cretaceous Dakhla
$17.10
Sale price
$17.10
Regular price
$28.50