Cryptocrystalline is
a rock texture made up of such minute crystals that its crystalline nature is
only vaguely revealed even microscopically in thin section by transmitted
polarized light.
List of rock textures.
Gemstones
from throughout the world are to be found in Idar-Oberstein, but the whole
industry was begun by finds in the local area. These include agate, jasper and
rock crystal.
Moveable ring from 664 to 322 BC
(Late Period). Green jasper and gold.
Agate Ring
(google image).
The Top Ten Most
Expensive
Gemstones in the World.
A gemstone or gem (also called a
fine gem, jewel, or a precious or semi-precious stone) is a piece of mineral
crystal, which, in cut and polished form, is used to make jewelry or other
adornments.
Buahahaha...
Ribut2 masalah BATU AKIK, orang jelas2 AQIQ, AQEEQ itu bahasa Arab. (Wurry
Parluten)
numpang nanya gan, penyebutan akik itu dari induk bahasa negara mana tepatnya.
BalasHapus