수입국가 : 스리랑카
실리카(Silica) 광물은 이산화규소(SiO₂)를 기본으로 하며, 석영, 트리디마이트, 크리스토발라이트 등 다양한 결정 구조를 가지면서 높은 경도와 내화학성, 낮은 열팽창률, 우수한 전기 절연 특성을 지녀 건축, 전자, 화학 등 다양한 산업 분야에서 중요한 역할을 합니다.
광물소개
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실리카
실리카(silica)
Note:
LOI – Loss on ignition
n.d. – Not detected
The analysis was performed on the powdered sample dried at 105°C.
Results of Chemical Analysis
| Constituents | Results (µS/cm) | Test method |
|---|---|---|
| Conductivity | 70.77 | Electrometry |
| Contents % (w/w) | ||
| Silica as SiO₂ | 99.95 | GSMB/AL/MM/01 ** |
| Loss on ignition | 0.01 | Gravimetry |
| Contents (mg/Kg) | ||
| Iron as Fe | 21 | IS 1917(part5):1992 |
| Aluminum as Al | 53 | Acid Digestion and Atomic Absorption Spectrophotometry |
| Potassium as K | 7 | |
| Sodium as Na | 41 | |
| Calcium as Ca | 50 | |
| Magnesium as Mg | 8 | |
| Manganese as Mn | 2 | |
| Phosphorus as P | <2 | Acid Digestion and UV/VIS Spectrophotometry |
| Titanium as Ti | <5 | |
Note :
* Accredited parameters.
** Validated method based on Jeffery, P. G., and D. Hutchison. Chemical Methods of Rock Analysis, 3rd ed., Pergamon Press, 1983, pages 292–293.
The analysis was performed on the powdered sample dried at 105°–110°C.
