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STC has been in Various Mineral & Metals business as a family concern since 1998. The Company has acquired 5 mining leases in various District of Gujarat State, India, having total area of about 45 hectares, over & above 36 hectares being possessed in name of its associated company as well a fresh application for about 20 hectares to Govt. during 2001.
Minerals Lease : Bauxite, Red Ocher, Yellow Ocher, Lime Stone And Natural Gypsum
The main color giving component of natural red ochre (ocher) is composed of hematite (∝-Fe2O3). The term red ochre (ocher) or red earth describes various kinds of iron oxide pigments such as Venetian red, mars red, English red, Indian red. Iron oxides are stable at high temperatures but not resistant against acids. The pigment is absolutely stable as is documented by the cave paintings still in excellent condition after many thousands of years.
Paint : Red Ochre is used in colour washes, distempers, oil paints, lacquers, primers tiles & ceramic,
|Silica As SiO2||%||37.77||IS : 2000:P-2:1985|
|Magnesium Oxide As MgO||%||0.09||IS : 5949 : 1990|
|Calcium Oxide As CaO||%||0.56||IS : 5949 : 1990|
|Iron Oxide As Fe2O3||%||18.69||IS : 2840 : 2002|
|Alumina Oxide As Al2O3||%||29.54||IS : 2840 : 2002|
|Loss of Ignition||%||9.24||IS : 2840:2002|
|Sizes||%||0-200mm & 100 + mesh|