Specification AgeRangeDescription : Kid Brand : EISCO BulletPoint1 : Twelve peridotite samples approximately 1" (3cm) in size BulletPoint2 : Useful as a classroom demonstration of what is believed to make up most of the earth's mantle, far below the crust BulletPoint3 : Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements BulletPoint4 : Peridotite contains abundant heavy elements such as iron and magnesium BulletPoint5 : Specimen comes in clear labeled and barcoded bag for ideal storage EducationalObjective : Science ItemName : EISCO Peridotite Specimen (Igneous Rock), Approx. 1" (3cm) - Pack of 12 ItemPackageQuantity : 1 ItemTypeKeyword : science-classroom-specimens Manufacturer : Eisco Material : iron NumberOfItems : 12 OperationMode : Manual PartNumber : ESNG0047PK12 ProductDescription : Peridotite is an iron-rich ultramafic rock, with a chemistry that suggests genesis from a point deep within the crust, possibly as deep as the mantle. The large crystals indicate slow cooling within a magma chamber. This fascinating sample makes for a useful comparison with other igneous rocks, particularly as part of lessons on Bowen's reaction series. ProductSiteLaunchDate : 2016-10-31T16:42:06.165Z Size : 12 Pack TargetGender : unisex UnspscCode : 60140000