Millerite on Calcite- Russia 2" x 2" x 1.5" V-West Desert Collectors Banded iron formations are a

Banded iron formations are  a chemically precipitated sediment that only formed in the early days of Earth's history

Orthoceras are commonly found on a rock matrix

which makes it perfect for anyone who loves gemstones

As a result

Watermelon Tourmaline is a combination of pink and green tourmaline

Millerite on Calcite- Russia 2" x 2" x 1.5" V-West Desert Collectors Banded iron formations are aShiny golden needles of millerite form a golden crust on the top of the specimen, millerite is growing out of a white calcite matrix. Measurements are about 4 x 3 x . 5 inches and Weighs 0. 25 lbs. Millerite is a nickel sulfide mineral (NiS) that is brassy to gold in colour and has crystals that tend to form needle or hair like aggregates. Forms in enviroments where abundant nickel is avaliable with sulfur and has beened mined as a source of nickel