Most of the thirty-two pages on Moroccan agate are color plates of superb geodes with fantastic patterns and inclusions. |
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The branching dendrites found in moss agate were created by mineral deposits of manganese and iron trapped in fissures within the rock. |
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The most spectacular inclusions are bands of native copper that are in and follow the chalcedony concentric banding of the agate. |
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Also, I can remember the beam balance with its brass pans, agate fulcrum and box of weights. |
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Colors in the agate are due to traces of iron and manganese oxides or to light diffusion in colloids. |
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The samples were cut repeatedly with scissors and then ground to a fine dust with an agate mortar and pestle. |
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My necklaces are made mainly of semiprecious stones, such as agate, quartz, amber, rock crystal and jade. |
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Attractive gemstone paintings, which use garnet, turquoise, yellow agate and red jasper, from Agra catch the attention of visitors. |
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It has a three-button continental placket with polished agate buttons, a knit collar welt, sleeve bands, and a hemmed bottom with side vents. |
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The raw materials of these tools were pottery, porcelain, copper, iron, lacquer, wood, bamboo, stone, jade, jadeite, agate and coral. |
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For most large deposits of agate or silicified wood, silica was derived from the decomposition of volcanic rocks. |
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In fact, seventeen of the fifty-seven sites are specifically listed for agate, chalcedony, chert, jasper, or petrified wood. |
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Many ideas have been proposed for the development of chalcedony and the banding in agate. |
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A well-known locality for agate or chalcedony nodules in rhyolite is near the Twin Mountains, northwest of Del Norte in Saguache County. |
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The most spectacular inclusions are bands of native copper that parallel the concentric banding of the agate. |
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These are represented by horizontal bands of agate that usually form after concentric banding. |
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Subtly impressive was the beautifully banded agate Mughal fly whisk handle, tipped with a garnet on an amber collar and inset with emeralds. |
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The agate stones have a very earthy, grounding influence, which can be invaluable to the Mercurial personality. |
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Early cameos are carved from hardstones such as onyx, sardonyx, or agate, while later a number of less expensive substances were used that were also easier to carve. |
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For example, amethyst blends well with lavender, fire agate with sunflowers, citrine with chamomile, aventurine with mint, sunstone with marigolds or daisy, and so forth. |
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The collection today has eight vases executed by the Baroviers in calcedonio glass, which imitates chalcedony, banded agate, and other semiprecious stones. |
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As with top-quality Brazilian agate, uncut Botswana agate is difficult to obtain because rough material is sold for the production of beads, jewelry, and souvenirs. |
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There are semi-precious stones like jasper and agate, inlaid on the top. |
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White to yellowish calcite often fills the central part of the agate and must be dissolved away to expose the quartz, which is common, and the barite, which is less common. |
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Fanciful miniature fruits and leaves interpreted in carnelian, agate, onyx and rock crystal are skillfully fashioned into opulent bracelets and chains. |
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Grinding sets made of agate and sintered corundum are not suitable for cryogenic grinding. |
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Among the beasts, a soulful zebra-head brooch carved from agate wears a diamond halter and plumed headdress. |
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Calcite and barite actually crystallize after the formation of chalcedony and quartz cease and often infill or possibly cause subsequent fracturing of the agate. |
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Onyx, striped, semiprecious variety of the silica mineral agate with white and black alternating bands. |
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These are beautifully decorated, with white marble lattice and marble mosaics studded with green jade, lapis lazuli and agate. |
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Application of a gilder's burnisher that is, a highly polished agate stone set in a handle also imparts a fine, high finish to the metal. |
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With grinding bowls made of agate or zirconium oxide, you can ensure that your samples remain absolutely metal-free. |
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The board is made of laquered solid wood and the marbles are made of gem stones such as agate, jade and various types of marbles. |
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Their 18 Ct gold settings are paved with sparkling diamonds which surround smoky brown quartz, clear white agate, or soft rose quartz. |
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While agate could likely be acquired much more cheaply, aristocratic Romans were serious about their agate. |
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The historian Pliny the Elder describes owning agate cups as a sign of wealth and luxury. |
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By contrast this cup is made of gold, onyx, precious stones, and the stone agate. |
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I polish my pots with a tumbled agate or back of a spoon when the pots are on the hardish side of leather hard and get a nice shine which carries through even after firing. |
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Indeed, agate admitted in an April 2007 letter that he had been concocting lies and spreading false information about Teddy. |
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It is also important to consider that at that time there were masters of the technique of working with jasper, agate, and other industrial stones in Russia. |
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Silica precipitated from aqueous solution at low temperatures gives cryptocrystalline varieties such as opal, jasper, chalcedony, agate, carnelian, onyx, flint, and chert. |
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The set sounds very beautiful, with the board made from ebony that was probably imported from India, and playing pieces made from locally quarried agate and turquoise stone. |
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Gold, agate, pearl and enamel perfume spray pistols. |
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Agateware are simulations of natural agate stones and these coloured ceramics create an optical illusion. |
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Lustrous purple amethyst crystals line the cavity of the geode, while the surrounding stone is a rich charcoal-hued agate which displays some color banding, height 100mm. |
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They include amber, turquoise, agate, lapis, amazonite, tiger eye, rose quartz, amethyst and black onyx. |
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Collectors and hobbyists recover a variety of gem materials including jasper, agate, petrified wood, the feldspar minerals, and ornamental rocks from localities in various parts of Canada for use in the lapidary arts. |
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François Longère, a gemologist from France now based in Montréal, uses fine stones such as citrine, cornelian, agate, calcite, and quartz to create magnificent jewellery exclusive to the Gift Shop. |
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And, like Teddy, I was approached by agate to do business with him. |
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The sphere in the centre is a type of moss agate, the whole design being extremely eye-catching. |
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Michele, by contrast, likes to work with tourmaline, agate druse, labradorite and psilomelane. |
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White and blue agate cameo depicting a woman's head. |
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These included jasper, bowenite, rhodonite, rock crystal, agate, aventurine, quartz, lapis, lazuli andjade. |
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Operating since the 1950s, the mines are the site of some of Argentina's best agate, amethyst, quartz and topaz lodes. |
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Rutilated quartz, moonstone, spinel, agate, amber and onyx are subtle choices when set into a blackened precious metal setting. |
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For example, a candidate purchasing 500 agate lines of advertisements on 10 different occasions should not be charged a higher rate than any other advertiser purchasing the same amount of space under the same conditions. |
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Comprehensive room concept: delicate colour variations which are reminiscent of the multi-layered structure of an agate are characteristic of the wall and floor tiles of the series Home. |
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See thunder eggs and agates in Forsyth, then head to the Agate Creek Mineral Reserve to find your own agate, with its own spectacular swirls and colours. |
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The jewellery range includes necklaces, bangles, rings and earrings featuring semiprecious stones such as agate, yellow tiger's eye and lapis lazuli. |
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The most prized cameos are those carved from hardstones such as sardonyx, onyx, malachite and agate along with rare specimens carved from precious and semi-precious stones. |
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