Hematite Dark Gold Plated 4mm Cube 15-16 Inch Stone Type_African Trade It is made up of

It is made up of Calcite or Calcium Carbonate

Agate is one of many varieties of banded Chalcedony

This lava rolled across the landscape

who was a great admirer and collector of gemstones

as it is softer than both Jasper and Rhyolite

Hematite Dark Gold Plated 4mm Cube 15-16 Inch Stone Type_African Trade It is made up ofHematite is an iron oxide and one of the few gemstones with a metallic luster. When tumbled it can have the look of polished steel. Hematite is black to steel gray or silver gray, as well as brown to reddish brown or red in color. Its name is derived from the Greek word for blood, haima, owing to its red appearance when sliced thinly or powdered.