CONCHODIAL FRACTURE: A characteristic shell-like fracture pattern that occurs in siliceous rocks, such as obsidian, chert, and flint. The fracture has smooth, shell-like convexities and concavities. [conchoidal]
obsidian etiketine sahip kayıtlar gösteriliyor. Tüm kayıtları göster
obsidian etiketine sahip kayıtlar gösteriliyor. Tüm kayıtları göster
11 Nisan 2015 Cumartesi
WHAT IS THE CONCHODIAL FRACTURE ?
CONCHODIAL FRACTURE: A characteristic shell-like fracture pattern that occurs in siliceous rocks, such as obsidian, chert, and flint. The fracture has smooth, shell-like convexities and concavities. [conchoidal]
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