Phosphosiderite Slab Black and White Lapidary Slab Cut in an elongated trapezoid

Cut in an elongated trapezoid shape

Arguably the king of magnesites

Tons of beautiful detail

all connecting rings are soldered closed

Absolutely gorgeous

Phosphosiderite Slab Black and White Lapidary Slab Cut in an elongated trapezoidPhosphosiderite is known for its orchid purple color but is also found in rose red, reddish yellow, mossy green, and dark shades of purple. Its comprised primarily of iron and phosphate (sideros is the Greek word for iron). The yellow coloration within the matrix is cacoxenite. It also occurs as a colorless mineral. A close relative of turquoise, phosphosiderite is similarly soft and can therefore benefit from stabilization. This slab is showing the