Crystal Quartz 13mm Faceted Clover - 15-16 Inch North American Turquoise and it can be mottled

and it can be mottled or striated with veins of these colors

Spinel is a hard vitreous magnesium aluminum oxide

Dragon Blood Jasper is a variety of Quartz with veins of blood red that run through the predominantly light green to dark green stone

Ours is actually a Serpentine

but a form of natural Serpentine which is commonly referred to as Yellow Jade in the stone industry

Crystal Quartz 13mm Faceted Clover - 15-16 Inch North American Turquoise and it can be mottledCrystal Quartz is a naturally occurring clear and colorless Quartz. It is a crystalline form of Quartz said to have many divine properties including the ability to amplify and radiate the energy put into it and help individuals achieve their goals. Due to its color and clarity, until the 17th century Crystal Quartz was believed to be permanently frozen water.