15 Piece Sedimentary Rock Collection Specimens measure 1-1/2 x 1-1/2

Specimens measure 1-1/2 x 1-1/2 inches (L x W)

DC continuously adjustable and AC step-by-step

ensuring controlled thickness for accurate cell counting

Detailed Anatomy: Composed of 7 parts

7 at 20°C

15 Piece Sedimentary Rock Collection Specimens measure 1-1/2 x 1-1/2Specimens measure 1 1 2 x 1 1 2 inches (L x W). Sedimentary rock collection for geological study. 15 representative sedimentary rock specimens for detailed examination. Number coded with key sheet for identification. Compartmented tray for display and storage. Premium Quality: This item is made of high quality, heavy duty and durable materials. Designed for use in classrooms, household and educational settings. If you need custom order with different