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What is Petrified Wood: its Advantages and Disadvantages?

“Petrified wood is a fossilized deposit with their cellulose replaced by sediments of various size, texture, and color.” In spite of many advantages, petrified wood also have some disadvantages as well. In this article we will also discuss some of these. Petrified wood occurs when fallen trees are swept down a river and buried behind…

Know Semi-Precious Stones & Their Uses

Raw materials and organic compounds trimmed, decorated, and then turned into slabs and create jewelry or other embellishments are known as gemstones. Because of the value at the moment, these gemstones were classified into two categories: precious and semi precious stones. Nowadays, classification is sometimes not accurate since the “value” parameter is not the only…