Product Information:

This model represents lead sulfide, PbS or galena, and shows a simple cubic close packed crystal structure.

Product Warranty:

• To ensure you a satisfactory shopping experience, we provide 30 Day money return guarantee, as long as you find the purchased item is different from our listed description and condition, please emails us before returning. The shipping cost will be born by buyer if returning item to us. However, when there is valid reason for returning, we will bear shipping cost.