Difference between revisions of "Cryptocrystalline"
From WebRef.org
Jump to navigationJump to search (One intermediate revision by the same user not shown) | |||
Line 3: | Line 3: | ||
[[Category: Anthropology]] | [[Category: Anthropology]] | ||
[[Category: Archaeology]] | [[Category: Archaeology]] | ||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− |
Latest revision as of 10:34, 24 December 2020
a term for glassy rocks which break with a conchoidal fracture, such as obsidian.
Sponsor: High Quality Rubber Seal Strip , professional manufacturers!