SHOW: Belly Button Ornament.
Title: Piercing Jewellery. General: This is 18K yellow gold and Mexican Fire agate ornament, Material: 18K Yellow Gold Gem: Mexican Fire Agate Method: Constructed Finish: Polished. Mechanics: The Ball screws on to the Bar. Designer: W.van Heeckeren. Craftsman: W.van Heeckeren. To Order, You must include measurements of the length of the ornament you normally use, and any special units you may wish to have made. Price: This Item was custom made, and the stone was Hand cut specifically for the client. AUS $ 1400.00
18K GOLD is a ternary Gold alloy consisting of: 750 parts/1000 Pure Gold. 125 parts/1000 Pure Silver. 125 parts/1000 Pure Copper. Annealing temperature: 750 degrees Celsius. Melting Temperature: 950 degrees Celsius. Wal.
name: AGATE (Quartz group) colour: Various, banded or layered colour of streak: White mohs hardness: 6.5-7 specific gravity: 2.6-2.65 cleavage: None fracture: Uneven crystal system: Hexagonal (trigonal); micro crystalline aggregates chemical composition: SiO2 silicon dioxide transparency: Translucent, opaque refractive index: 1.544-1.553 double refraction: +0.009 dispersion: None pleochroism: None absorption spectrum: Dyed yellow:7000, (6650), (6340) fluorescence: Varies with bands: partly strong; yellow, blue- white
QUARTZ: Minerals of the same or similar chemical composition are included under the single group of Quartz (SiO2 resp. SiO2.nH2O) silicon dioxide: Macro crystalline quartz includes AMETHYST, AVENTURINE, ROCK CRYSTAL, CITRINE, PRASE, HAWK'S EYE, QUARTZ CAT'S EYE, SMOKY QUARTZ, ROSE QUARTZ and TIGER'S EYE. Micro crystalline quartz includes CHALCEDONY GROUP - AGATE, FOSSILISED WOOD, CHROPRASE, HELIOTROPE, JASPER, CORNELIAN, MOSS AGATE, ONYX and SARD. Amorphous quartz includes OPAL GROUP - PRECIOUS OPAL, FIRE OPAL and common opal.