From Guilin Prefecture, Guangxi Zhuang Autonomous Region, China   Aesthetic stalactitic formation of translucent tanish-orange scalenohedral calcite crystals. The calcite has a wet luster with sharp well defined surface composed of many parallel cubic crystal faces.   2.45 lbs, 10.5'' x 3'' x 2.75''

From Agrigento Province, Sicily, Italy A classic and beautiful large specimen of sharp, gemmy translucent rich yellow sulphur crystals wrapping over a matrix of sparkling snow white Aragonite from Agrigento Province, Sicily, Italy. Has bright gemmy translucent crystals with skeletal faces and glassy luster.   184 grams, 5 x 1.25 x 4.5...

Aesthetic beautiful cluster of lustrous translucent "tangerine" quartz crystals. The color is caused by a thin layer of iron oxide inclusions throughout the cluster. There is beautiful coloration of crystals on this spectacular plate with nice variety in crystal sizes.    7.5 lbs, 12.5 x 4 x 11 inches

From Bou Azer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, MoroccoLustrous specimen with several cavities lined with intersecting translucent deep violet purple erythrite crystals. Beautiful color contrast with rich purple colored and a high luster, sparkles from every angle.  Crystals magnified have lightly striated faces.   3.40 lbs, 4.5'' x 4.5''...

Aesthetic beautiful and massive cluster of lustrous translucent "tangerine" quartz crystals. The color is caused by a thin layer of iron oxide inclusions throughout the cluster. There is beautiful coloration of crystals on this spectacular plate with nice variety in crystal sizes.    16 lbs, 18 x 4 x 9.5 inches

Dhofar 020 stony chondrites are by far the most common type of meteorite to fall to Earth: about 80% of all meteorites and over 90% of chondrites are ordinary chondrites.They contain abundant chondrules, sparse matrix (10–15% of the rock), few refractory inclusions, and variable amounts of Fe-Ni metal and troilite...