Chert：燧石(Chert)
燧石(Chert)
1792 張「Chert」的免版稅照片和庫存圖片
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Chert
https://en.wikipedia.org
Chert (/ˈtʃɜːrt/) is a hard, fine-grained sedimentary rock composed of microcrystalline or cryptocrystalline quartz, the mineral form of silicon dioxide (SiO2).
Chert
https://rocksminerals.flexible
Chert is a sedimentary rock consisting almost entirely of silica (SiO 2), and can form in a variety of ways. Biochemical chert is formed when the siliceous ...
chert
https://tw.dictionary.yahoo.co
chert. KK[tʃɝt]; DJ[tʃə:t]. 美式. n. 【礦】角岩；黑矽石. Dr.eye 譯典通. chert. 黑矽石,角岩 ...
Chert and flint
https://www.britannica.com
Chert is the second most abundant chemically precipitated rock after limestone. It occurs in beds and in nodules. Bedded chert consists of siliceous fossils ...
CHERT 輕量化攀登背包
https://www.hanchor.com
CHERT 登山背包為技術攀登包款，採用XPAC WX20 頂級規格布料，頂部為捲收式設計開口，提升整體防水機能，外觀簡潔同時可攜掛各式裝備，提供冰攀、溯溪、溪降等行程所需要的 ...
Chert
https://www.mindat.org
Cherts are tough, compact rocks with low porosity that are composed mainly of microcrystalline quartz and varying amounts of impurities (Folk et ...
Chert: Sedimentary Rock - Pictures
https://geology.com
Chert is a sedimentary rock composed of microcrystallite quartz. It is a tough rock that ancient people used to make tools and weapons. It can be broken to ...
燧石
https://memory.culture.tw
燧石,Chert ... 由極細粒（微晶質）的石英組成，以矽質結合或片狀產出，通常為石灰岩裂隙或薄層狀的凝灰質沈積物，受矽質溶液置換而形成；或由矽藻遺骸等矽質沈積物堆積所致 ...