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Imagine holding a rock that's been hiding a beautiful surprise for thousands of years... and YOU get to be the first person to see what's inside!
We're excited to welcome Mark4Gems to the Ottawa Rock N' Gem Show, where you can pick your very own #Geode and watch as it's cracked open right before your eyes!
Will you discover sparkling crystals? A hidden little treasure? That's the fun of it — you never know until you crack it open!
This hands-on #RockNGemShow experience is perfect for kids, families, friends and anyone who loves a little adventure. And the best part? You get to take your geode home!
Geodes range from $10–$125, with most between $10–$40.
📍 Ottawa Rock N' Gem Show
Cohere Centre – Hall 4
📅 October 29 – November 1, 2026
🔨 Find Mark4Gems right inside the show!
🎟️ Gem show admission is required: $3 per person or $7 per family.
Walk-ins are welcome on a first-come, first-served basis! Larger groups are encouraged to reserve ahead.
📱 Text 778-549-4407 to reserve for your group!
Ottawa, come discover what's hiding inside! Grab your family, bring your curiosity and experience the excitement of cracking open your very own geode!
#CanGems #SilverCove #Mark4Gems #OttawaRockNGemShow #OttawaEvents #OttawaFamilies #GeodeBreaking #Geodes #CrystalDiscovery #GemShow #FamilyFun #DiscoverLearnCollect #ThingsToDoInOttawa
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Event venue
Cohere Centre, 4899 Uplands Drive,Ottawa, Ontario, Canada
Tickets
Concerts, fests, parties, meetups — all the happenings, one place.