• a quartz rock effecting a magnet

    i have a subwoofer on the bottom that attracts the magnet an than transfers the magnetic energy into the negative charged rock causing the magnet to be pushe...

    Get Price
  • PRASIOLITE the green variety of quartz (aka Green Amethyst)

    Prasiolite (or vermarine) is the name for any quartz crystal or cluster that is green in color. Although often cut as a gemstone, prasiolite is actually quite rare in nature. Most prasiolites on the market are heat treated stones are sometimes called "Green Amethyst", possibly because amethyst is the starting variety, or possibly just because it sounds more valuable that way.

    Get Price
  • The Unique, Beautiful Stones of Brazil; Granite ...

     · Granite is made up of quartz, feldspar, and micas. The color and quantity of these components determine the color, pattern and even strength of each specific type of granite. The mineral feldspar is the primary influence of the color and pattern of a slab. The characteristics of Brazilian geology result in uniquely colored stones, typically with dark green or yellowish tones. Top. Call now .

    Get Price
  • How do I identify my rock or mineral, and what's it worth ...

     · You might find somebody who can identify a rock as quartz or jasper, but there are so many variations of the material based on its origin, color, or pattern, that it's really hard to find somebody who can absolutely identify some of the rarer varieties and their origins or trade names, AND the value can vary widely based on that information. There are also very few lapidary .

    Get Price
  • Quartz

    SM21192. Quartz. Cabinet, x x cm. Diamantina, Minas Gerais, Brazil. Ex. Bruno and Rolando Gioia. SOLD. This is certainly not your typical Quartz crystal, whether it's from Brazil or anywhere else! It's kind of a macabre looking crystal that looks like the central part has been eaten away by something alien!

    Get Price
  • Wolf Rock Drills

    The Wolf Industry became leader in this sector, being the pioneer in Brazil. Nowadays, the company is composed by the family of Mr. Constantino Wolf. Loed since Its foundation in Indaiatuba city, São Paulo state – Wolf Industry is a familiar company with a modern technology used in Its equipments. The Wolf Industry have as Its main goal design and produce rock .

    Get Price
  • Quartz Mineral Data

    General Quartz Information : Chemical Formula: SiO2 : Composition: Molecular Weight = gm Silicon % Si % SiO 2 Oxygen % O _____ _____ % % = TOTAL OXIDE: Empirical Formula: (SiO 2) Environment: Sedimentary, metamorphic, and igneous rocks. IMA Status: Valid Species (PreIMA) Prehistoric : Locality: Very common mineral found world wide. Link to .

    Get Price
  • Madagascar Import SEAM Inc.

    Madagascar Import SEAM Inc. is an international company that sells gemstones, minerals, and fossils from Madagascar. Our items include high quality fossils of Ammonites, Petrified Wood, and gorgeous minerals like Labradorite, Rose Quartz, Carnelian and more!

    Get Price
  • Rough Rock | The Gem Shop, Inc.

    The Gem Shop has imported rock from several countries in South America, including Argentina, Brazil, and Peru. Our latest "finds" include the old stock of Polyhedroids from Brazil. This rock was mined in the 1970s and has been in storage for many years. Our supply is limited and can not be replaced since the deposit in Brazil is depleted.

    Get Price
  • 12 Important Uses of Quartz in Daily Life

     · Quartz has many variations of form and those forms are good material for gemstone jewelry. Variations of quartz are amethyst with beautiful violet color, herkimer diamond, ametrine with its purplish color, beautiful pink in rose quartz, citrine, blue quartz, prasiolite, crytsal rock that has the similar effect of diamond and many more.

    Get Price
  • Block of Quartz – Minecraft Wiki

    A block of quartz is a mineral block used only for decoration. It can be turned into a chiseled quartz block, quartz pillar, or quartz bricks. Blocks of quartz can be mined using any pickaxe. If mined without a pickaxe, it drops nothing. 4 quartz blocks generate naturally as part of each bridge bastion remnant. Masterlevel stone mason villagers have a 50% chance to either sell a .

    Get Price
  • Quartz Mineral Data

    Rock Crystal : Rose Quartz rose colored : Sapphire Quartz blue colored : Smoky Quartz brown to black : Tiger Eye pseudomorph of asbestos : Quartz Image: Images: Quartz Calcite. Comments: Purplecolored druse of amethystine quartz and .

    Get Price
  • Crystals and Rocks | Home

    We offer wholesale, quartz crystals, rough agate, polished agate slabs, amethyst hedral, crystal balls, crystal wands, crystal clusters, retail, small and large collectors pieces up to 3000 kilos and rough unpolished clear quartz crystals, semi transparent and vidrado of any size and quantity. Loed in Brazil and buying directly from ...

    Get Price
  • Crystals from Brazil | Raven Crystals

    Natural Amethyst Crystal Points with Calcite Gorgeous dark grape purple colored natural Amethyst Quartz Crystal Points with a surface dusting of white Calcite from Brazil. Natural Rough Bloodstone Crystals Beautiful dark green natural rough Bloodstone crystal specimens from Brazil.

    Get Price
  • Gold Ore Rock Crusher Impact Flail Processing Quartz ...

    Gold Stryker® GS7000LD is a very large flail impact rock crusher gold mill that is very portable and perfect for the small gold mining operation. The Gold Stryker® GS7000LDuses a large 25 HP Honda Industrial engine for many years of trouble free use. It can process and crush up to 7 tons in a day, all the way down to #300 mesh through the mill to release the gold. 15999 Sale

    Get Price
  • Gold in Quartz

    Quartz veins can have a variety of differing structures depending on the environment of formation and the host rock. The most common type of quartz vein is the simple filled vein, which could have a thickness ranging from a small fraction of an inch up to monster veins of quartz with a thickness of 20 to 30 feet and sometimes even more. It is a ...

    Get Price