Our earth. Rock recipes /

Rocks are complicated collections of mineral particles. Four silicate mineral groups make up 90% of the crustal rocks - mafic minerals, quartzes, feldspars and micas. Rocks come in three basic varieties - igneous, sedimentary and metamorphic. These are the ingredients of the rock cycle.

Bibliographic Details
Main Author:	Beilby, Dick (Author, Producer)
Other Authors:	Kelly, Karina (Narrator)
Format:	Video
Language:	English
Language Notes:	In English.
Published:	[Place of publication not identified] : Australian Broadcasting Corporation, 2003.
Series:	Academic Video Online
Subjects:	Rocks. Minerals. Petrology. Minerals Minéraux. Pétrologie. Petrology Rocks Documentaries and Factual Films documentary film. Documentary films Educational films Short films Documentary films. Educational films. Short films. Documentaires. Films éducatifs. Courts métrages.
Online Access:	Connect to this streaming video (Alexander Street Press)

Description
Summary:	Rocks are complicated collections of mineral particles. Four silicate mineral groups make up 90% of the crustal rocks - mafic minerals, quartzes, feldspars and micas. Rocks come in three basic varieties - igneous, sedimentary and metamorphic. These are the ingredients of the rock cycle.
Item Description:	Title from resource description page (viewed March 8, 2022).
Physical Description:	1 online resource (15 minutes)
Playing Time:	00:14:59