Sample Elements

Unweathered quartzite

Weathered quartzite

Sample A

Sample H

Sample T

Sample A

Sample H

Sample T

SiO₂

75.6161

80.3904

96.8049

30.7362

53.7381

38.2700

Fe₂O₃

7.5902

18.5606

0.7870

41.4712

31.3137

20.1962

TiO₂

-

-

-

2.9939

0.5712

2.0325

SO₃

1.6469

0.2767

0.7760

4.7662

4.8754

11.0763

CaO

1.7473

-

0.5846

7.2570

5.2240

13.1372

Al₂O₃

3.6297

0.2645

0.1165

2.9744

1.3479

6.5288

Na₂O

2.3585

0.1916

-

0.0303

-

0.4878

MgO

1.3314

-

-

0.6060

0.0089

1.4148

K₂O

1.7864

-

-

3.6143

0.5018

3.5728

P₂O₅

0.5542

0.0719

0.5924

1.5852

1.9015

2.0074

MnO

-

0.1528

-

0.3318

0.2653

0.3442

Cl

3.7393

0.0914

-

3.6334

0.2521

0.9320

BaO

-

-

0.3384

-

-

-