Zusammenfassung der Ressource
Rocks
- Igneous
- Intrusive
- Dolerite or Diabase
- Location
- Small dikes and sills in Asia and Europe
- Uses
- Decoration or building stone.
- It was used by many chinese and celt tribes to build monuments
- How are they formed?
- masses of fresh diabase enveloped by shells inside a volcano
- form by the crystallization of magma at a depth within the Earth are called intrusive rocks.
- :Igneous rocks are formed by the solidification of magma
- Sedimentary
- Selenite
- Uses
- Meditation and Decoration, it is also medicine
- Historical Uses
- It was used by kings in europe to represent power and wealth
- Location
- Chihuahua State, Japan, Europe, Mexico, USA, Argentina and Australia
- near oceans and seas and along fault zones
- How are they formed?
- bodies of water evaporate leaving chemicals , then they get compressed together and form selenite.
- they are formed by sediments ,
usually at the bottom of the rivers or
oceans
- Metamorphic
- Phyllite
- Location
- Metasediments of northwest Arran, close to Scotland
- Uses
- It´s used as construccion material and decoration
- How are they formed?
- Heat and Pressure changes Shale into Phyllite
- They formed from other rocks that are changed because of heat or pressure.
- An aggregate of mineral matter constituting a part of the earth's crust.