tool stone wikipedia - EAS
Tool stone - Wikipedia
https://en.wikipedia.org/wiki/Tool_stoneIn archaeology, a tool stone is a type of stone that is used to manufacture stone tools, or stones used as the raw material for tools.
Generally speaking, tools that require a sharp edge are made using cryptocrystalline materials that fracture in an easily controlled conchoidal manner. Cryptocrystalline tool stones include flint and chert, which are fine-grained sedimentary materials; rhyolite and felsite, which are igneous flowston…Wikipedia · CC-BY-SA 授權下的文字- 預估閱讀時間: 2 分鐘
- https://en.wikipedia.org/wiki/Stone_tool
A stone tool is, in the most general sense, any tool made either partially or entirely out of stone. Although stone tool-dependent societies and cultures still exist today, most stone tools are associated with prehistoric (particularly Stone Age) cultures that have become extinct. Archaeologists often study such prehistoric societies, and refer to the study of stone tools as lithic analysis. Ethnoarchaeology has been a valuable research field in order to further the understandi…
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While a common-sense understanding of the meaning of tool is widespread, several formal definitions have been proposed. In 1981, Benjamin Beck published a widely used definition of tool use.This has been modified to: Other, briefer definitions have been proposed: Tool stone — Wikipedia Republished // WIKI 2
https://wiki2.org/en/Tool_stone網頁Tool stone. Quite the same Wikipedia. Just better. In archaeology, a tool stone is a type of stone that is used to manufacture stone tools, or stones used as the raw material for …
Tool stone - WikiMili, The Best Wikipedia Reader
https://wikimili.com/en/Tool_stone網頁In archaeology, ground stone is a category of stone tool formed by the grinding of a coarse-grained tool stone, either purposely or incidentally. Ground stone tools are usually …
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Wikizero - Tool stone
https://www.wikizero.com/en/Tool_stone網頁Large-grained materials such as basalt, granite and sandstone may also be used as tool stones, but for a very different purpose: they are ideal for ground stone artifacts. …
- https://en.wikipedia.org/wiki/Talk:Stone_tool
網頁Geo Swan ( talk) 14:01, 3 October 2010 (UTC) [ reply] In archaeology, ground stone is a category of stone tool formed by the grinding of a coarse-grained tool stone, either …
tool stone - Wiktionary
https://en.wiktionary.org/wiki/tool_stone網頁This page was last edited on 17 May 2022, at 23:51. Text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.By using ...
- https://en.wikipedia.org/wiki/Touchstone_(assaying_tool)
網頁The touchstone was used during the Harappa period of the Indus Valley civilization ca. 2600–1900 BC for testing the purity of soft metals. [2] It was also used in Ancient Greece. …
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