One particular location where the opaline silicates were found was the large canyon system valles marineris .
发现蛋白石硅酸盐的一个特殊地点是大型山谷系统水手谷（vallesmarineris）。
These opaline silicates were detected by mro 's compact reconnaissance imaging spectrometer for mars ( crism ) and are the youngest of the three types of hydrated minerals .
Well a new discovery suggests planets like that might be out there-planets littered with carbon minerals , instead of the oxygen-rich silicates , like quartz , that cover the earth .
" The only atmosphere this object has is produced from vapor arising from hot molten silicates in a lava lake or lava ocean , " said bruce fegley jr. , of washington university in st. louis .
