Raw Fossiliferous Limestone Sedimentary Rock Hand Sample, Approx 3 inch Chemistry Brass eight-piece slotted mass set

Brass eight-piece slotted mass set totaling 1100 grams from 10 to 500 gram pieces

this 250mL TPX polymethylpentene beaker offers glass-like clarity with plastic durability and blue printed graduations

supplied in a wooden storage block for classroom physics and force-measurement investigations

with each layer individually labeled

this 28 SWG bare constantan wire on a 125g reel holds resistance stable as the surrounding circuit heats up

Raw Fossiliferous Limestone Sedimentary Rock Hand Sample, Approx 3 inch Chemistry Brass eight-piece slotted mass setFossiliferous limestone hand sample measures approximately 3 inches with visible shell and coral fragments for combined paleontology and sedimentary geology teaching.