We are offering here for sale, a perfect specimen for a micro collection. This is a small, perfectly terminated benitoite crystal still attached to the crossite matrix. Hard to imagine this little guy survived like this for millions of years. It fluoresces beautifully under short wave UV light. The whole specimen on matrix measures approx. 8mm end to end. The terminated crystal m… More info

I am always amazed when I find these intact. With all of the work that has been done at the mine over it's 100 year history, it is always amazing to find a stoney floater that is intact. This crystal is slightly weathered from it's millions of years exposed to the elements, but it is not damaged. It has a green crossite coloration.  This benitoite … More info

I am always amazed when I find these intact or even close to complete when most are so delicate. With all of the work that has been done at the mine over it's 100 year history, it is always amazing to find a stony floater that is intact or undamaged.  This flat tabby type crystal weighs in at 2.37 carats, and measures approx. 13.07mm x 11.14 mm x 1.83 mm. There is a small… More info

I am always amazed when I find these intact or even close to complete when most are so delicate. With all of the work that has been done at the mine over it's 100 year history, it is always amazing to find a stony floater that is intact or undamaged.  Although it looks flat, this crystal does have the double sided, ditriaginal dipyrimidal shape. This small crystal specimen weighs&n… More info

I am always amazed when I find these intact or even close to complete when most are so delicate. With all of the work that has been done at the mine over it's 100 year history, it is always amazing to find a stony floater that is intact or undamaged.  This one is more blue that most. It has a small area of transparency but is still mostly included with crossite, but in this case in… More info

Benitoite Crystals Benitoite Gem Mine, San Benito County, California 10 crystals, 4 mm to 8 mm each   Here are 10 nice benitoite crystals. These crystals are all crossite / schist included. They are sometimes referred to as Rockys or Stoneys. The reason these are not gem quality is because these benitoite crystals absorbed some of the surrounding matr… More info

Benitoite Crystals Benitoite Gem Mine, San Benito County, California 10 crystals, 4 mm to 6 mm each   Here are 10 nice benitoite crystals. These crystals are all crossite / schist included. They are sometimes referred to as Rockys or Stoneys. The reason these are not gem quality is because these benitoite crystals absorbed some of the surrounding matr… More info

Benitoite Crystals Benitoite Gem Mine, San Benito County, California 5 crystals, 5 mm to 7 mm each   Here are 5, well formed tabular benitoite crystals. These crystals are all crossite / schist included. They are sometimes referred to as Rockys or Stoneys. The reason these are not gem quality is because these benitoite crystals absorbed some of the su… More info

Benitoite Crystals Benitoite Gem Mine, San Benito County, California 10 crystals, 5 mm to 8 mm each   Here are 10 nice benitoite crystals. These crystals are all crossite / schist included. They are sometimes referred to as Rockys or Stoneys. The reason these are not gem quality is because these benitoite crystals absorbed some of the surrounding matr… More info