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 10 crystals, 4 mm to 5 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, 5 mm to 7 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

Natrolite Crystals, Union Carbide Pit (near Benitoite Mine) San Benito County, California 4.0 cm x 2.34 cm x 2.1 cm ex. Jack Nieburger coll. ex. Kristalle   Here is a beautiful cluster of crystals of the Zeolite Group species, Natrolite. An excellent and uncommon, fairly large crystal for the locale. Seldom on the market in this quality. Natrolite from t… More info

Benitoite on Natrolite Benitoite Gem Mine  San Benito County, California 6.4 cm x 4.8 cm x 3.5 cm   Here is a very nice and interesting small cabinet size specimen of benitoite in natrolite, on a greenish / blue schist matrix. There is a single large benitoite crystal on this specimen. The crystal is tabular in nature. The light blue to white crystals measu… More info

Benitoite and Neptunite Benitoite Gem Mine San Benito County, California 3.6 cm x 3.3 cm x 2.5 cm   Here is a very nice specimen of benitoite with neptunite in natrolite on matrix. This beautiful miniature size specimen has a single well terminated benitoite crystal at the top. This benitoite crystal only about 8 mm, but is quite gemmy and is well formed.  … More info

Neptunite with Natrolite Benitoite Gem Mine San Benito County, California 9.0 cm x 4.8 cm x 3.0 cm   Here is an very fine specimen of Neptunite crystals on Natrolite.  This is a wonderfully aesthetic specimen of this mineral. This specimen comes from The Benitoite Gem Mine, which was originally called the Dallas Mine, and now called the California State… More info

Benitoite & Neptunite Benitoite Gem Mine San Benito County, California 1.68 cm x 1.50 cm x 1.0 cm   Here is a wonderful thumbnail size specimen of Benitoite and Neptunite.  The beautiful blue benitoite crystal formed around the neptunite. The benitoite is quite gemmy, especially at the tip.  It is well formed and terminated, with only very slig… More info

Neptunite and Benitoite with Natrolite Benitoite Gem Mine San Benito County, California 6.8 cm x 5.6 cm x 1.8 cm     Here is a wonderful specimen of benitoite and neptunite crystals. This specimen comes from the only place in the world, these rare minerals can be found together. The benitoite crystals have that beautiful blue coloring. They formed n… More info

Tabular Benitoite with Joaquinite. Benitoite Gem Mine San Benito County, California 7.42 cm x 7.0 cm x 4.4 cm   Here is a really unique and uncommon specimen of benitoite from this famous mine. This specimen consists of hundreds of tabular benitoite crystals, from micros up to 1 cm. These beautiful tabular crystals have colorless centers with blue edges. Mos… More info

Large Benitoite Crystal with Djuleite and Joaquinite Benitoite Gem Mine San Benito County, California 4.4 cm x 4.1 cm x 2.6 cm   Here is a wonderful specimen of benitoite with djuleite and joaquinite. This specimen comes from the only place in the world, these rare minerals can be found together.   The single large benitoite crystal … More info

Large Benitoite Crystals with Natrolite on Matrix Benitoite Gem Mine San Benito County, California 6.0 cm x 5.1 cm x 2.3 cm   Here is a great specimen of large Benitoite crystals on matrix. This specimen hosts over a dozen crystals, that are bi-colored and very larger for the species. There is also a single gemmy but micro crystal of orange Joaquinite crystal … More info

Benitoite w/ Natrolite on Matrix Benitoite Gem Mine San Benito County, CA 6.0 cm x 3.25 cm x 2.0 cm   Here is a wonderful specimen of Benitoite. It has well formed crystals up to 1.8 cm. Many of the crystals are not fulling exposed from the natrolite, giving the specimen a great color contrast. Some of the crystals around the edge are damaged, but t… More info

Benitoite with Natrolite on Matrix Benitoite Gem Mine San Benito County, California 4.5 cm x 2.7 cm x 1.6 cm     Here is a top quality miniature size specimen from this famous mine. The specimen consists of a few dozens benitoite crystals in differing sizes, from micros up to 9 mm. These crystals all sit on a bluish green schist matrix covered in snowy … More info

Benitoite with Neptunite Benitoite Gem Mine San Benito County, California 6.1 cm x 5.0 cm x 4.0 cm   Here is a very nice specimen from this famous mine. The only place in the world that these 2 rare minerals can be found together. Here is a beautiful specimen of crystals on a bluish-green schist matrix with snowy white natrolite. It has beautiful, gemmy, dee… More info

Benitoite with Natrolite Benitoite Gem Mine San Benito County, California 6.9 cm x 5.3 cm x 2.0 cm   Here is a great specimen of benitoite with natrolite on matrix. The sharply terminated benitoite crystals, have that beautiful blue coloring, the largest measuring just over 2 cm. The coloring of the crystals along with the white natrolite among the matrix, giv… More info