Black Tourmaline It is a type of

It is a type of hematite

Whether placed on a shelf

The mineral's hardness on the Mohs scale is 7 to 7

The intense blast shattered thousands of windows

formed over millions of years within the heart of the Earth

Black Tourmaline It is a type ofSize: 7x5 cms Weight: 178 grams Location: Rajasthan, India Product Description: Black Tourmaline, also known as Schorl, is a mineral with a distinctive appearance and composition. It is a member of the Tourmaline family, which is a group of complex boron silicate minerals. Black Tourmaline is typically opaque and has a deep black color, though it may exhibit variations in shades. In its natural form, Black Tourmaline often appears as elongated