Bentonite Ores in Egypt
1 - West and Southwest El Qattara Depression
Location: a – North Qaret Shamekh
Between Lat. : 29º 59´ – 30º 00´
Long. : 26º 41´ - 26º 43´
Reserves: 20 million tons.
Chemical analysis:
|
Sio2 |
Al2o3 |
Fe2o3 |
Mgo |
Cao |
Na2o |
K2o |
So3-- |
Cr |
L.O.I. |
|
50.62 50.11 |
21.77 19.64 |
9.83 7.89 |
2.09 1.02 |
2.50 2.13 |
2.09 1.43 |
1.98 1.82 |
0.17 0.00 |
1.62 1.06 |
11.22 10.01 |
The mineralogical composition and bentonitic properties tests:
|
Clay cont. % |
Montmorillonite |
Rheology tests Visc. 15 centipowas |
Gel strength Lb / 100 ft2 |
Material yield B / T |
Yield after Activation |
|
|
% |
Type |
|||||
|
99 |
52 sodic |
20% - 30% |
16 – 23 med. Gelatinic |
18 -25 |
Not calculated |
|
Location: b – Deir El Gamel
Between Lat. : 29º 56´ – 29º 59´
Long. : 26º 39´ - 26º 41´
Reserves: 30 million tons.
Chemical analysis:
|
Sio2 |
Al2o3 |
Fe2o3 |
Mgo |
Cao |
Na2o |
K2o |
So3-- |
Cr |
L.O.I. |
|
52.67 49.70 |
20.10 19.39 |
8.33 8.14 |
2.36 2.09 |
1.71 0.44 |
2.64 2.26 |
2.61 2.04 |
0.50 0.00 |
1.59 1.05 |
10.18 8.86 |
The mineralogical composition and bentonitic properties tests:
|
Clay cont. % |
Montmorillonite |
Rheology tests Visc. 15 centipowas |
Gel strength Lb / 100 ft2 |
Material yield B / T |
Yield after Activation |
|
|
% |
Type |
|||||
|
98.6 |
66 sodic |
20% |
16 – 23 med. Gelatinic |
25 - 30 |
Not calculated |
|
Location: c – Qur El Malik
Between Lat. : 29º 51´ – 29º 55´
Long. : 26º 35´ - 26º 42´
Reserves: 100 million tons.
Chemical analysis:
|
Sio2 |
Al2o3 |
Fe2o3 |
Mgo |
Cao |
Na2o |
K2o |
So3-- |
Cr |
L.O.I. |
|
53.23 49.93 |
22.71 18.86 |
9.85 7.06 |
2.52 1.72 |
0.82 0.30 |
2.73 1.72 |
2.96 2.44 |
0.34 0.00 |
1.76 0.75 |
10.09 7.25 |
The mineralogical composition and bentonitic properties tests:
|
Clay cont. % |
Montmorillonite |
Rheology tests Visc. 15 centipowas |
Gel strength Lb / 100 ft2 |
Material yield B / T |
Yield after Activation |
|
|
% |
Type |
|||||
|
97.5 – 98.3 |
34-66 sodic |
20% - 30% |
16 – 23 med. Gelatinic |
18 – 37.4 |
52 - 55 |
|
Location: d – El Monqar El Ahmer
Between Lat. : 29º 47´ – 29º 48´
Long. : 26º 33´ - 26º 36´
Reserves: unestimated
Chemical analysis:
|
Sio2 |
Al2o3 |
Fe2o3 |
Mgo |
Cao |
Na2o |
K2o |
So3-- |
Cr |
L.O.I. |
|
53.25 48.10 |
19.46 17.39 |
8.75 8.24 |
2.57 2.36 |
0.97 0.67 |
1.77 1.72 |
2.59 2.24 |
0.34 0.04 |
1.93 0.85 |
10.19 8.42 |
Location: e – El Naqb El Ahmer
Between Lat. : 29º 28´ – 29º 30´
Long. : 26º 24´ - 26º 26´
Reserves: unestimated
Chemical analysis:
|
Sio2 |
Al2o3 |
Fe2o3 |
Mgo |
Cao |
Na2o |
K2o |
So3-- |
Cr |
L.O.I. |
|
62.70 53.49 |
20.46 14.78 |
8.20 7.14 |
2.43 1.75 |
2.90 0.67 |
3.19 1.60 |
2.61 2.35 |
0.08 0.00 |
2.23 1.14 |
8.74 5.52 |
The mineralogical composition and bentonitic properties tests:
|
Clay cont. % |
Montmorillonite |
Rheology tests Visc. 15 centipowas |
Gel strength Lb / 100 ft2 |
Material yield B / T |
Yield after Activation |
|
|
% |
Type |
|||||
|
|
Montorillonite & Kaolinite |
20 – 30 % |
16 – 23 med. Gelatinic |
24 |
|
|
Location: f – Minqar Abu Ghora
Between Lat. : 29º 19´ – 29º 21´
Long. : 26º 23´ - 26º 25´
Reserves: unestimated
Chemical analysis:
|
Sio2 |
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hassan نشرت فى 7 يونيو 2015
بواسطة hasan
عدد زيارات الموقع
1,229,435
|
ساحة النقاش