Crystal and agate What is the difference?

Crystal and agate What is the difference?
In mineralogy, agate stone pulp is (or chalcedony) category of the mineral, and china gemstone crystal and quartz stone pulp same species classified in the other, can be regarded as the quartz family of twins.
Although the two species do not belong to quartz, but in addition to the elements of the same, the reasons we have so much in appearance the difference? Focus is on the composition of the two.
In the composition, china Jewelry supplier with a single crystal birefringent crystal minerals, including Bolivia purple topaz, amethyst, citrine, white crystal, rose quartz crystal and other classified categories in all the crystal minerals, have the same characteristics and similar look. By refractive index, optical axis to determine the phenomenon, it is easy to tell this is china gemstone crystal.
The stone composition of model polycrystalline pulp, by definition the aggregate shall be composed of small crystals. Polycrystalline stones are usually different in appearance, so the marrow in the stone under the category has many different looks china jewelry supplier supply brecciated agate, onyx water tank, blue onyx, red agate, Greenstone marrow, DF-stone, silicon malachite ... and other mineral pulp. Usually have to read through the refractive index method and the magnification observation point can really tell all