Gypsum sometimes occurs in rounded shapes called rosettes or desert roses. These are typically found as deposits in sedimentary beds. Gypsum is a soft mineral, No. 2 on the hardness scale or 1-10 used by geologists. It has many commercial uses, including making of plaster of Paris.
Great for science projects or classroom collection.
Please be aware that this is a natural mineral and as such each piece is one of a kind! The one you receive may not be exactly the same as the ones pictured but it will be similar. Price is per each piece. They come in irregular shapes, sizes and weights. Photo shows three pieces for demonstration purposes only.
These premium 5mil medical-grade Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
Highly durable lab apron made of rubberized cloth is impermeable and easy to clean, perfect for all manner of lab or classroom experiments
Great exam quality Nitrile gloves in size SMALL.
This is a smart value 200 gloves box of Large Nitrile exam gloves.
These goggles meet the ANSI Z87.1, 2010 High Impact standards.
These disposable face shields are popular with health professionals, dentists, EMTs, etc. They act as a full-face barrier protection against body fluids.
Build your very own smart robot!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
This project book and sample kit introduces you to shape-memory alloy technology!
Working model representing the sun, earth, and moon and their relationships.
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.