Schematic cross section through the core mountain: <div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#ffc010;color:#202122;text-align:center;"> </div> Cretaceous and Paleogene sedimentary cover</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#888888;color:#202122;text-align:center;"> </div> Subtatric Nappes (Fatric and Hronic, mostly Mesozoic)</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#363636;color:#202122;text-align:center;"> </div> Tatric cover units (Triassic-Lower Cretaceous)</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#DA70D6;color:#202122;text-align:center;"> </div> Crystalline basement (pre-carbonifereous)</div>
<a href="//commons.wikimedia.org/wiki/User:Pelex" title="User:Pelex">Ondrej Pelech</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>