Group of slightly yellowish crystals with very sharp forms. They consist of two prisms with three alternating faces and the three terminal faces of a flat rhombohedron. The piece has minor matrix with small crystals of Pyrite. The sample is from a recent find in the El Hamman area. El Hamman, Meknès Morocco (11/2008) Specimen size: 6.2 × 6.2 × 3.2 cm = 2.4” × 2.4” × 1.3” Main crystal size: 5.2 × 2.2 cm = 2.0” × 0.9”