RARE Nipomo Marcasite Rough Chunk! Mahogany Obsidian It can have pseudomorphic tubes

It can have pseudomorphic tubes

It does have some hollow cells to one side

It is a stunning picturesque jasper

Here is a stunning 3 lbs 4 oz Polished display specimen showing some high grade flash

It tends to take a great polish

RARE Nipomo Marcasite Rough Chunk! Mahogany Obsidian It can have pseudomorphic tubesNipomo Marcasite is an old stock form of lapidary grade Iron in Quartz from near Nipomo, California. It is a fantastic material to work with, with its iron based plumes and clear quartz agate. It tends to be pretty solid and takes an excellent polish. It is well known for working into some captivating designer grade cabochons. It was a very popular old stock material, but has long since been tapped out. Sadly, on the modern market, there is very