Copper nuggets FLAT (SMALL) - 100 grams Blue with a hardness ranging between

with a hardness ranging between 6

with varying degrees of transparency depending on the specific variety

giving it a smooth and somewhat shiny appearance when polished

Light Green Aventurine

Copper nuggets FLAT (SMALL) - 100 grams Blue with a hardness ranging betweenLocality: Lake Superior Copper District, Michigan Lightly Tumbled Natural Nuggets Color: Copper typically has a reddish brown color when in its pure form, often described as "copper colored." However, it can develop a greenish patina over time due to oxidation. Hardness: Copper is a relatively soft metal compared to others on the Mohs scale, with a hardness ranging from 2. 5 to 3. This means it can be scratched or dented easily. Clarity: Copper is not