| 11. | Scorzalite crystallizes in the monoclinic system in a dipyramidal form.
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| 12. | Clinoatacamite is monoclinic, space group P2 1 / m.
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| 13. | Cymrite, being monoclinic is anisotropic with two optic axes.
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| 14. | Grandreefite is monoclinic, falling in the 2 / m symmetry group.
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| 15. | Since then, however, it has been found to be monoclinic.
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| 16. | Its most stable form, the grey monoclinic form.
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| 17. | Gibbsite and bayerite are monoclinic, whereas doyleite and nordstrandite are triclinic forms.
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| 18. | Its hardness is 3.5 and crystallizes in the monoclinic crystal system.
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| 19. | Crystals are monoclinic prismatic and typically fibrous in occurrence.
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| 20. | Ilvaite crystallizes in the monoclinic system in black prismatic crystals and columnar masses.
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