Sil-co-sil
Ground Silica
Chemistry
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Volatiles
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Miscellaneous
- Family: Silica
- Region: None
- Mined At: Unspecified
- Raw Mineral: No
- Generic: No
Notes
Mines: OT-Ottawa, IL
P-Pacific, MO
MC-Mill Creek, OK
B-Berkeley Springs, WV
MD-Mapleton Depot, PA
Sieve Analysis:
Name: 250 125 125 125 106 106 106 90 90 90 90
Mine: OT P MC B P OT MC P MD OT B
------------------------------------------------------------
Cum. %, +100 11.0 0.5 0.2 0.5 0.2 0.1 0.1 0.1 0.1 t 0.1
+200 33.0 13.0 9.0 7.5 8.5 7.8 5.4 4.0 4.0 2.7 3.4
+325 47.0 35.0 29.0 26.0 29.0 24.0 22.0 21.0 18.0 16.0 20.0
Grain shape: Rounded
Hardness, Moh: 7.0
Specific Gravity: 2.65
Bulk Density, lbs per cubic foot: 104
Melting Point: 3100F
Theoretical Surface Area, cm2/gm: 138
Actual Surface Area: 162
Coefficient of Area: 1.17
pH: Neutral
Suppliers
- Hammil & Gillespie
- U.S. SILICA
Authors
- Tony Hansen (Owner)
XML
<?xml version="1.0" encoding="UTF-8"?>
<material name="Sil-co-sil" descrip="Ground Silica" generic="0" rawmineral="0" searchkey="" loi="0.10">
<families>
<family name="Silica"/>
</families>
<oxides>
<oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.010" tolerance=""/>
<oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.010" tolerance=""/>
<oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="0.040" tolerance=""/>
<oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="0.060" tolerance=""/>
<oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="U" percent="99.750" tolerance=""/>
<oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="0.030" tolerance=""/>
</oxides>
<volatiles>
<volatile symbol="" name="" percent="0.100" tolerance=""/>
</volatiles>
<suppliers>
<supplier name="Hammil & Gillespie" country="US" url="http://www.hamgil.com" label=""/>
<supplier name="U.S. SILICA" country="US" url="www.u-s-silica.com" label=""/>
</suppliers>
<notes>
<note>Mines: OT-Ottawa, IL
P-Pacific, MO
MC-Mill Creek, OK
B-Berkeley Springs, WV
MD-Mapleton Depot, PA
Sieve Analysis:
Name: 250 125 125 125 106 106 106 90 90 90 90
Mine: OT P MC B P OT MC P MD OT B
------------------------------------------------------------
Cum. %, +100 11.0 0.5 0.2 0.5 0.2 0.1 0.1 0.1 0.1 t 0.1
+200 33.0 13.0 9.0 7.5 8.5 7.8 5.4 4.0 4.0 2.7 3.4
+325 47.0 35.0 29.0 26.0 29.0 24.0 22.0 21.0 18.0 16.0 20.0
Grain shape: Rounded
Hardness, Moh: 7.0
Specific Gravity: 2.65
Bulk Density, lbs per cubic foot: 104
Melting Point: 3100F
Theoretical Surface Area, cm2/gm: 138
Actual Surface Area: 162
Coefficient of Area: 1.17
pH: Neutral
</note>
</notes>
</material>
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