Mineral Spotlight - Opal (Precious)
745 بار بازدید -
5 سال پیش
-
Chemical Name: Silicon Dioxide ·
Chemical Name: Silicon Dioxide · n Hydrate - SiO2 · nH2O
Group: Silicates - Tectosilicates
Mohs Hardness: 5 - 6
Crystal System: Amorphous
Form/Habit: Massive
Cleavage: None
Fracture: Conchoidal
Luster: Vitreous
Streak: White
Specific Gravity: 1.9 - 2.3
Healing Properties: None
Group: Silicates - Tectosilicates
Mohs Hardness: 5 - 6
Crystal System: Amorphous
Form/Habit: Massive
Cleavage: None
Fracture: Conchoidal
Luster: Vitreous
Streak: White
Specific Gravity: 1.9 - 2.3
Healing Properties: None
5 سال پیش
در تاریخ 1397/12/23 منتشر شده
است.
745
بـار بازدید شده