Pyrite Included Serpentine (Jade) Herkimer Diamond Serpentine is a magnesium silicate

Serpentine is a magnesium silicate mineral formed through the alteration of ultramafic rocks

It's rich in iron

The cubic form is more rare and found only in Navajun

and a well-formed blade retaining natural growth lines and texture

Pyrite Included Serpentine (Jade) Herkimer Diamond Serpentine is a magnesium silicateThis variety of serpentine, often called new jade, displays fine inclusions of pyrite that add a metallic shimmer to its soft green surface. Serpentine is a magnesium silicate mineral formed through the alteration of ultramafic rocks, while pyrite (FeS) crystallizes as golden flecks within the stone. Together they create a striking contrast of earthy green and metallic gold, most commonly found in deposits from China and South Africa. This item is 2 x