This specimen is very nice under the loupe. The matrix is a fractured piece of light smoky quartz with small quartz crystals growing over one end that are infused with hematite (?) giving them an attractive reddish color. Excellent condition. From an unknown European location. measures 3.25 x 2.5 x 1.25 inches ( 8.2 x 6.4 x 3.1 cm).