Basalt is the most common extrusive igneous rock, the colour of which ranges from grey to black.
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A kb. 20 millió évvel ezelőtti riolittufa-szétterülés vakítóan fehér, ún. badland felszínt hozott létre. Európában mindössze 6 hasonló képződmény található.
The unique beauties of the karstic caves are called dripstones.
Granite, one of the hardest rocks on Earth, is believed to have been formed during the Paleozoic Era. This granular igneous rock is often used in the...
A Balaton-felvidék bazaltképződménye, melyet bányászat során bontottak ki. Jellegzetes oszlopos hatszöges elrendeződése világszinten is ritkaság.
The dissolution of limestone results in the development of karst formations.
It is a sedimentary rock with high calcium carbonate content.
It is a sedimentary rock made up of loosely structured, rough grains of rock.
Rocks are a composed of minerals. These minerals can often be found in their pure forms.
This video is yet another proof that nature can create a surprisingly diverse range of shapes and forms.
The evaporation of seawater provides an excellent opportunity for coastal countries to produce salt.
Did you know that about 75% of the land on our planet is covered with sedimentary rock?
Upon physical weathering the rock only falls into pieces, whereas during chemical weathering its chemical structure changes too.
Due to the effect of both exogenic and endogenic forces, rocks constantly change. This is called the rock cycle.