Search results page

Perfect gemmy yellow apatite crystal on matrix. In particular association with chalcedony

Famous "Fire Agate" as a variety of chalcedony at their best with a richness of iridescent colors similar to opal. The fire agate is a...

Beautifully sculptural formed ensamble of chalcedony formations from Mexico. There is a vertical oriented plate at the bottom from which...

Fire Agate - Triangle cut cabochon Size : 16 x 15 x 4.3 mm - Weight : 8.4 ct A variety of chalcedony containing inclusions of goethite or...

Although a common mineral good specimens of chalcedony from Mexico are rarely offered. This example from my own collection is a sizable...

A beautifully detailed specimen of dark but clear highly lustrous azurite crystals settled on a craggy inner face covered in bluish...

A very interesting grey chalcedony agggregates, overgrown by highly lustrous, small quartz crystals from Baja California Sur, Mexico, an...

A very rich dark orange brown botryoidal mass. Ex George Fletcher Collection #GF2225.

A specimen of large crystals of aragonite replaced as hollow and layered casts of chalcedony with a distinct blue red colour through the...

Catalogued as "zucher quartz - Mexico" this specimen is a transluscent white mass of chalcedony appearing to have developed in the pocket...

A block of matrix is nearly covered over with deep red "candle drip" chalcedony developing into dozens of short stalactites. Super...

Nice cluster of intense orange coloured chalcedony var fire agate. The specimen has a nice and sculptural shape.

Aesthetic hyalite with quartz and chalcedony on matrix. White and violet colors. No damage.

Nice example of half a geode with pale amethyst/smoky quartz crystals with calcite on top. Labeled to be from Brazil but typical "mexican...

Grey chalcedony covered by quartz crystals

Prismatic crystals of gemmy green fluorapatite resting nicely on a matrix of quartz and chalcedony, and spotted with minor white globular...

Yellow fluorapatite on white and light blue chalcedony.. Nice contrast combo. The main crystal is mostly complete with some roughness on...

A beautifully detailed specimen of dark but highly lustrous azurite crystals settled on a craggy inner face covered in bluish chalcedony...

minute white spheroidal lustrous aggregate in area 4.1 x 3.6 cm

A floater specimen of quartz partially covered by botryoidal cryptocrystalline quartz (variety chalcedony) and calcite crystal. From the...

Nice pale grayish blue Mexican chalcedony vug (half).

Laguna agate nodule with good translucency. The fracture seen in the photos is sub-surface. The colorless portion of the agate is...

Rare combination from this old mining district. A combination of 3 minerals. A cluster of very nicely shaped quartz crystals with the most...

A little 'Birds Nest' of chalcedony. Fluoresces bright green under short wave UV and slight fluorescence under long wave.

white to pale blu aggregate - fluorescent

Glassy pale yellow terminated crystals of apatite held together in a breccia by folded and partly botroidal translucent chalcedony. The...

Highly lustrous cluster of melanite from Mexico. The main crystal measures 2 cm. Inbetween the crystals there is some slightly UV reactive...

Partial open geode from Mexico showing beautiful botryoidal formations of chalcedony. There is one exposed stalactitic formation right in...

Classic half of hollow "Coconut-Geode" from the famous locality: Las Choyas, Aldama Municipality, Chihuahua, Mexico: Filled with druzy rock...

Fluorescent half geode with Quartz, Chalcedony and Opal-AN Neon green uranyl activated fluorescence - UV SW Photos in SW, LW , MW and...