| Mineral: |
Quartz |
| Reference: |
R82a |
| Supplier: |
Pennsylvania Sand and Glass Co. |
| Trade Name: |
Min-U-Sil 5 |
| Deposit: |
Berkeley Springs |
| Preparation: |
prepared from natural quartz sand from Berkeley Springs by grinding, pretreatment: leaching and washing; acid form; dried at 110°C, heated to 450°C, stored in a desiccator |
| CEC: |
0.38 meq/100g |
| Crystallinity: |
elongated irregularly shaped particles |
| Dimension: |
length to width ratio 4.9; length 1-10µm; thickness 1µm |
| Purity: |
several impurities:Na, K, Fe, Cl; but not in excess of amounts usually found in pure quartz |
| Composition: |
0.03% Al, 0.0001% Ba, 0.05% Cl, 0.001% Fe, 0.006% K, 0.06% Ti, 0.0005% V, <0.01% Mg |
| Sample characterized via: |
☑ X-ray fluorescence (XRF)
☑ Scanning electron microscope (SEM)
☑ X-ray Diffraction (XRD)
|
| Comment: |
CEC: Na 0.38meq/100g; K 0.86meq/100g; NH4 1.16meq/100g; Ca 1.65meq/100g |
| |
