Great Canadian Prospecting Co

12/07/2025

https://www.greatcanadianprospecting.com/post/rhodochrosite

11/01/2025

09/24/2025

GEM STORM 2025 54TH
ANNUAL SHOW AND SALE

FRIDAY OCTOBER 17 FROM 5-9PM,
SATURDAY OCTOBER 18 FROM 10-5 PM
SUNDAY OCTOBER 19 FROM 10-5 PM

EVENT CENTRE, ST LAWRENCE
COLLEGE, 100 PORTSMOUTH
AVENUE, KINGSTON, ON

08/10/2025

https://www.greatcanadianprospecting.com/post/malachite

Malachite is a green copper carbonate hydroxide mineral with the chemical formula Cu₂CO₃(OH)₂ . It typically forms in the monoclinic crystal system, presenting in botryoidal, fibrous, stalagmitic masses & occasionally prismatic crystals.• Hardness: 3.5–4 (Mohs scale)• Specific gravity: 3...

07/07/2025

https://www.greatcanadianprospecting.com/post/labradorite

Labradorite is a fascinating mineral known for its captivating iridescent play of colors, often called "labradorescence." Labradorite is a feldspar mineral, specifically a member of the plagioclase series. This means it's a solid solution of albite (sodium-rich) and anorthite (calcium-rich). Labrado...

06/17/2025

https://www.greatcanadianprospecting.com/post/boulder-opal

Mined in Koroit, Australia, from the veins in large ironstone boulders underground, these beautiful opals, come in every colour. Second only to black opal in value, the boulder opal keeps its ironstone backing, due to the thinness of the veins in which they are mined. Others can appear like boulder....

06/10/2025

Aquamarine

https://www.greatcanadianprospecting.com/post/aquamarine

06/06/2025

https://www.greatcanadianprospecting.com

05/30/2025

New to the store! https://www.greatcanadianprospecting.com

05/27/2025

New to the shop! Great Canadian Prospecting Co