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Hardcover : 304 pages
• Fabric weight: 4
a system of large lakes covered hundreds of square miles across the modern-day intersection of Utah
The specimen is enclosed in an acrylic cube with a magnified lid for easy viewing
"When the plant deposits are as thoroughly explored as the animal deposits have been
Petrified Lightning - 2.007" Saharan Fulgurite mounteverest Hardcover : 304Above: Front of the Specimen Card. When lightning strikes dry sand, the intense heat melts and fuses the silica creating tubes of rough glass called fulgurites. The process happens quickly, often trapping molecules from the surrounding atmosphere inside the walls of the impact tube. These natural time capsules allow scientists to study the composition of ancient climates. This specimen is a 2. 007" fulgurite collected in the Sahara Desert. Originally
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