Respected Sirs: According to your kind request, we allow ourselves to send a formal offer for the sale of mineral of Tin (SnO2). Mineral: TIN (SnO2) Quality: Between 50% and 60% Quantity: 22 Tm with the possibility of increasing to 44 Tm Presentation: Homogenized to the mesh that the client requires. Price: FOB USD 8,000, Packaging: 55 gallon plastic Supply Contract: Up to Five (5) years, renewable with revision of Prices every twelve (12) months and possible extensions. Delivery Date: Thirty (30) days or before, after signing the contract and letter of credit accepted by receiving bank