Code: ML037
名稱
玻璃隕石
Name
Tekite
化學公式
High in SiO2(>65%)
Chemical Formula
high in SiO2（>65%)
莫氏硬度
0.5
Mohs scale of Hardness
0.5
描述
似曜岩／衝擊玻璃的外形多為球狀、
啞鈴狀、液滴狀、紐扣狀和不規則形狀
，內常含有氣泡空腔。陸地上找到的衝
擊玻璃直徑一般幾毫米到十幾厘米，
海洋沉積物中的微衝擊玻璃則有些只
有40微米大小。外觀黑色、褐色或深綠
色，半透明；易碎，斷口常為貝殼狀。
Description
Tektites are gravel-sized bodies
composed of black, green, brown, or
gray natural glass formed from
terrestrial debris ejected during
meteorite impact. The term was
coined by Austrian geologist Franz
Eduard Suess, son of Eduard Suess.
They generally range in size from
millimetres to centimetres.
Millimetre-scale tektites are known as
microtektites.
小挑戰
我們在哪裡可以找到這石頭？
德國、澳大利亞、印度、中國、美國等
地。
Challenge
Where can we find this stone?
Germany, Australia, India, China,
America…

Reference

https://en.wikipedia.org/wiki/Tektite

by Yuen Cheuk Sze on 15 Apr 2021