An original Niobium (Nb) Atomic Number 41 Periodic Table of Elements Design.
Niobium formerly columbium is a chemical element with symbol Nb (formerly Cb) and atomic number 41. It is a soft grey ductile transition metal which is often found in the pyrochlore mineral the main commercial source for niobium and columbite. The name comes from Greek mythology: Niobe daughter of Tantalus since it is so similar to tantalum.
Fitted, comfortable, and soft—this t-shirt was made just for you. And it can withstand several washings while maintaining its shape, so it’s great for everyday wear!
• 100% fine jersey cotton
• Heather grey is 90% cotton, 10% polyester
• Fabric weight: 4.3 oz/y² (146 g/m²)
• Shoulder-to-shoulder taping
• Made in the USA
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