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Gemology, Paleontology
02-October-2024 Wednesday
Popular science and simply educational literature: geology, mineralogy and other sciences about the Earth...
klevelandit
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Gemology
Geology
Geochronology
Rocks
Gems
Books
Crystallography
Literature
Mineralogy
Paleontology
Ornamental stones
Popularization
Self-education
What to read?
Jewelcrafting
v20240901