XM90EL: Spheroidal aggregates of Pyrolusite, with columnar crystals with striated faces of considerable size and extraordinarily shiny surfaces, which contrast with the aggregates of Romanèchite, which have a more powdery appearance and a deep black color, on a limonite matrix. The specimen is of exceptional quality for both the locality and the species.
Haití Mine, Cabezo de San Ginés, San Ginés de la Jara, Cartagena, Comarca Campo de Cartagena, Region of Murcia (Murcia)  Spain (10/2017)

Specimen size: 5.9 × 4.1 × 2.6 cm = 2.32” × 1.61” × 1.02”

Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08”