Men's Tie: Pyrophyllite, Randolph County, North Carolina Choose Tie Style:Skinny (2.3in width, 55.3in length) - Refractive index: 1

- Refractive index: 1

It often occurs as octahedral or dodecahedral crystals

but also poses a health risk due to its toxicity12

An absolutely superb specimen of Muscovite -one of best I have ever seen and one of my favourite specimens

: Assembled in the USA from globally sourced parts

Men's Tie: Pyrophyllite, Randolph County, North Carolina Choose Tie Style:Skinny (2.3in width, 55.3in length) - Refractive index: 1Mens Tie: Pyrophyllite, Randolph Cty, North Carolina Designer Ties Designer Ties Satin fabric with slight sheen 57. 5" long Printed on both sides Self tipping, no keeper loop Handmade to order For best results dry clean only recommended. Small spot clean possible with warm water mild soap, and gentle sponging. Do not tumble dry, do not machine wash, do not handwash.