Minerals : Tectosilicates - Quartz
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- Опубліковано 13 бер 2021
- Luster - Vitreous
Streak - white
Hardness - 7
Density - moderatley low
Cleavage - none
Color - variable, usually pale colors
Crystal system - hexagonal
Crystal form/habit - polycrystalline, terminated hexagonal prism, microcrystalline
Extra notes - conchoidal fracture
This video is very helpful for me ❤
Great videos.
Thanks!
Never knew Jasper was a quartz, tnx.