Rhyolite and Trondhjemite Types and Facts

Rhyolite

Trondhjemite

Add ⊕

1 Types

1.1 Types

Pumice Rocks, Obsidian Rocks, Perlite Rocks, Porphyritic Rocks.

Not Available

1.2 Features

Acidic in nature, Available in lots of colors

Is one of the oldest rock, Typically speckled black and white.

1.3 Archaeological Significance

1.3.1 Monuments

Not Yet Used

1.3.2 Famous Monuments

Not Applicable

1.3.3 Sculpture

Not Yet Used

Used

1.3.4 Famous Sculptures

Not Applicable

Data Not Available

1.3.5 Pictographs

Not Used

1.3.6 Petroglyphs

Not Used

1.3.7 Figurines

Not Yet Used

Used

1.4 Fossils

Absent

Types of Rhyolite and Trondhjemite

Some rocks according to their use or texture are classified into different types. Know more about Rhyolite Texture and Trondhjemite Texture. Types of Rhyolite are Pumice Rocks, Obsidian Rocks, Perlite Rocks, Porphyritic Rocks. whereas the types of Trondhjemite are Not Available.During historic times, some rocks depending on their hardness were used to create Pictographs and Petroglyphs. Rocks which are hard were generally not used. Pictographs are paintings or drawings that have been placed or created on the surface of rock. Rhyolite and Trondhjemite were not used for creating pictographs. Petroglyph is an image which is carved into a rock. These are images created by removing part of a rock surface by incising, picking, carving or abrading, as a form of rock art. Rhyolite and Trondhjemite were not used for creating petroglyphs.