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Figure 2: Calcite crystals. Some of the many fairly common crystal habits represented by natural calcite crystals are illustrated here. Relations between lamellar twinning and cleavage planes in dolomite and calcite. This difference can be discerned best when thin sections of the minerals are viewed under a microscope. Figure 2: Twinning in feldspars.
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Photos

Figure 2: Calcite crystals. Some of the many fairly common crystal habits represented by natural calcite crystals are illustrated here.
Relations between lamellar twinning and cleavage planes in dolomite and calcite. This difference can be discerned best when thin sections of the minerals are viewed under a microscope.
Figure 2: Twinning in feldspars.
See All Images →

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