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Hajar | profile | all galleries >> Mineral Galleries >> Crystal Twins >> Twins of Monoclinic Minerals >> Harmotome twins tree view | thumbnails | slideshow

Harmotome twins

Harmotome in cruciform twins (interpenetrant Marburg law) on 3 cm matrix. St. Andreasberg, Lower Saxony, Germany. Harmotome crystals to 8 mm on calcite matrix, one showing a beautiful cruciform twin on 6 cm matrix. Strontian Barite Mine, Stro
Philipsite twin 2.jpg Philipsite twin 1.jpg