TC80TL: Andradite crystals (variety topazolite) with the dominant crystal forms of the rhombohedron, with accessory cube and trapezohedron faces. Translucent, with a bright luster and very uniform honey-yellow color. On a rock matrix, with small spheroidal aggregates of Clinochlore of a very deep green color, almost black. An American classic.
Yellow Cat Mine, New Idria, New Idria District, Diablo Range, San Benito County, California  USA (11/1998)

Specimen size: 4.6 × 3.8 × 2.3 cm = 1.81” × 1.50” × 0.91”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”