Founded in 1868, The Royal Astronomical Society of Canada (RASC) has nurtured the passion of astronomers while fostering the curiosity of anyone who has ever looked up at the stars and wondered what lies beyond. We are celebrating the 150th anniversary of the RASC with an awe-inspiring (and scientifically accurate) reverse design that adds a photo-realistic twist to the Societys sesquicentennial logo! To top it all off, the design includes an authentic meteorite fragment, which is a fitting tribute to the contributions of RASC members. Own an extraterrestrial piece of our solar systemone that is potentially as old as Earth itself! Composition 99.99% pure silver. Weight (g) 31.39. Face value 20 dollars. Artist Alexandra Lefort (reverse), Susanna Blunt (obverse). The item “1868-2018 Royal Astronomical Society of Canada $20 Pure Silver Coin with Meteorite” is in sale since Saturday, October 6, 2018. This item is in the category “Coins & Paper Money\Coins\ Canada\Commemorative”. The seller is “collectcoins_com” and is located in Helmond. This item can be shipped worldwide.