Ekteshaf Mining Cooperative Company
Dِoran reyhan feldspar
Sodic feldspar:
Sediq feldspar, which is exploited by the Exploration Mining Cooperative Company, is one of the company's oldest, most valuable, and highest quality mineral products.
Doran mine is located 15 km from Zanjan-Bijar road, next to Doran village. In university books of geology and mineralogy, it is also called and famous as Doran granite.
The sodium feldspar mineral from this mine has been exploited for more than 40 years and is supplied to the tile industry market.

1 Constituent elements and quality
The elements of this product include silica + alumina + sodium oxide and a small amount of Fe2o3, the chemical analysis of which you can see on this page.
"The quality and purity of this soil is such that on sunny days, you cannot stare at it without sunglasses, because it is so white that it hurts the eyes, and it is because of this unique quality that it has attracted related industries."
2 Applications and related industries
For many years, this mineral has been one of the main elements of the body and glaze of tiles, but recently, with the creation of a special quality, some factories have attracted the production of porcelain containers and are using it to produce various types of Chinese export containers, and are one of the most loyal customers of this feldspar.
This company is proud of its prime geographical location, having been serving manufacturing plants for nearly half a century, supplying them with the feldspar they need, and most of the bigwigs in these industries are intimately familiar with our name.

Physical analysis of feldspar from the Basil era
Physical Analysis of Douran Reyhan Feldspar
| Properties | Requirements | Result |
|---|---|---|
| Loading specifications | The amount of soil removed | 300 |
| Loading specifications | amount of bullets | 600 |
| Loading specifications | Softener (T.P.P percentage) | 0.5% |
| Loading specifications | primary water (CC) | 150 |
| Loading specifications | Wear time (Min) | 14 |
| Mortar specifications | Density (gr/cc) | 1.65 |
| Mortar specifications | Viscosity (Sec) | 16 |
| Dry resistance | G2 (Kg/m2) | 12 |
| cooking resistance | G3 (Kg/m2) | 274 |
| Cooking conditions | Furnace length (m) | 187 |
| Cooking conditions | Temperature (C˚) | 1181.1 158*6 |
| Cooking conditions | Cycle (Min) | 55 |
| Properties after cooking | SH | 1.6% |
| Properties after cooking | PF | 0.2% |
| Properties after cooking | Wa | 12.7% |
| Properties after cooking | Color after cooking | bright white |
Mine location
Doran Rayhan Mine
Fifteen kilometers from the Zanjan-Bijar road, near the village of Doran.
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