ML297 Hubeite

Code: ML297

`紅矽鈣錳石Name Hubeite
化學公式 Ca2 Mn2+, Fe3+ (Si4O12)(OH) •2H2OChemical Formula Ca2 Mn2+, Fe3+ (Si4O12)(OH) •2H2O
莫氏硬度 5.5Mohs scale of Hardness      5.5
顏色: 淺褐色條紋: 橙棕色光澤: 玻璃    Description Color: pale brown Streak; Orange-brown Luster:  Vitreous
小挑戰 `紅矽鈣錳石在什麼時候被審批? 2000    Challenge: What is the approval year of hubeite? In the year 2000

Reference

1. https://en.wikipedia.org/wiki/Hubeite

4A Olivia Wu 32 19/4/2021