- Pack of 12 Oligoclase samples 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
- Specimens come in clear, labeled and barcoded bags for ideal storage
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. Specimens come in clear, labeled and barcoded bags for ideal storage. Pack of 12 samples.