An old toothbrush, dish soap, and warm water are a good start for cleaning just about any rock or mineral. Carbonate coatings can be removed with vinegar or stronger acids, but follow the relevant safety requirements. Iron coatings can be removed with products like Iron Out. Don't expect miracles, some rocks will never look like much, no matter how you try to clean them.
It depends in what kind of terrain you want him to be in, theres grass, rock, lava, dessert, dirt, etc
Lava, granite, etc
Soil, sand, dirt, rock, plants, trees, people, animals, etc.
free from foreign bodies i.e. dirt, grease etc. Not to be confused with sterile
It's about 70% water, but other things include dirt, rock (etc.)
A hot liquid ,such as lava, that is formed from the melting of different types of rock.
That depends on the chemistry of magma the volcano erupts - Basalt, andesite, rhyolite etc. but Generically the rock coming out of a volcano is called lava rock (pahoehoe or aa) but one can also get pumice or ignimbrites.
When the lava hardens, it becomes a rock. Igneous (definition: formed by solidification from a molten state) rocks are hardened lava/magma. Therefore, when lava hardens, it is an igneous rock.
Soil, dirt, gumbo, ground, etc.
It is where mountainsides and such lose a lot of rock and dirt, etc., which all moves down, and the mountain decreases in size and mass.
It is where mountainsides and such lose a lot of rock and dirt, etc., which all moves down, and the mountain decreases in size and mass.
That depends on the chemistry of magma the volcano erupts - Basalt, andesite, rhyolite etc. but Generically the rock coming out of a volcano is called lava rock (pahoehoe or aa) but one can also get pumice or ignimbrites.