Jerry
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Welcome! (start here)
World Views (worldviews)
isms
Daoism (Taoism)
Chinese Five Elements (Wuxing)
Earth (the planet)
Geology
Rocks
Sedimentary
Shale
Attachments
Shale
Parents
Sedimentary
Children
Burgess Shale (discovered in 1909)
Oil Shale
Shale Gas
Slate