Arkose is a detrital sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Arkosic sand is sand that is similarly rich in feldspar, and thus the potential precursor of arkose. Quartz is commonly the dominant mineral...

All forms of Quartz are used as gemstones, and they are all affordable. They are cut into various gemstone cuts and cabochons, and used in all forms of jewelry. Lesser quality stones are often tumbled for use in bracelets, necklaces, and as costume...

Citrine is a yellow-to-golden member of the quartz mineral group. A deep golden variety from Madiera Spain can resemble the costly imperial topaz gem stone, which is one reason that citrine is a popular birthstone alternative to those born in November...

A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. In addition, macroscopic single...

This treated marble beads provide you a geometric form and also give you work a natural pattern. Strand Length:around 7.5 inches Number Per Strand: around 48Dimensions: 4mmShape: RoundMohs Hardness: 3.5^

All forms of Quartz are used as gemstones, and they are all affordable. They are cut into various gemstone cuts and cabochons, and used in all forms of jewelry. Lesser quality stones are often tumbled for use in bracelets, necklaces, and as costume...

A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. In addition, macroscopic single...

Colourful glass beads cover an artistic spectrum from elegant to playful in an unbeatable combination of beauty and value. Strand Length:around 8 inches Number Per Strand: around 50Dimensions: 4mmShape: RoundMohs Hardness: 5.5 Stock Location:15-A

A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. In addition, macroscopic single...

All forms of Quartz are used as gemstones, and they are all affordable. They are cut into various gemstone cuts and cabochons, and used in all forms of jewelry. Lesser quality stones are often tumbled for use in bracelets, necklaces, and as costume...

A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. In addition, macroscopic single...

The unique artistry of Jasper is that of Nature itself - golden sunshine, a nighttime sky, poppy fields or a deep green forest, desert sands, the undulating ocean, red rock canyons, sweeping mountains. Each stone is a masterpiece of the Creator, bold and...