Oligoclase Specimen, Approx. 1" (3cm)

• Oligoclase sample approximately 1" (3cm) in size
• Standard hardness of 6, exhibits two planes of cleavage
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Feldspar with high levels of sodium
• Specimen comes in clear labeled and barcoded bag for ideal storage