Varieties of Quartz:
Abakusz-kö
Agate
Agate-Jasper
Amarillo Stone
Amberine
Amethyst
Ametrine
Apricotine
Arkansas Candle
Aventurine
Azurchalcedony
Babel-Quartz
Ball Jasper
Basanite
Bayate
Beekite
Binghamite
Bloodstone
Blue Lace Agate
Blue Quartz
Botswana Agate
Brecciated Agate
Buhrstone
Bull Quartz
Cape May Diamonds
Capped Quartz
Carnelian
Chalcedony
Chert
Chrome-Chalcedony
Chrysojasper
Citrine Clear
Lake Diamonds
Cloud Agate
Cotterite
Crazy Lace Agate
Creolite
Cubic Quartz
Cubosilicite
Dallasite
Damsonite
Darlingite
Dendritic Agate
Diackethyst
Egyptian Jasper
Eisenkiesel
El Doradoite
Enhydro Agate
Eye Agate
Fairburn Agate
Ferruginous Quartz
Fire Agate
Flint
Fortification Agate
Fossil Agate
Gwindle Quartz
Haema-ovoid-agates
Hair Amethyst
Haytorite
Hedgehog Stone
Herbeckite
Herkimer Diamond
Herradura Diamonds
Iris Agate
Jacinto de Compostela Quartz
Jasper
Keystonite Chalcedony
Laguna Agate
Lake County Diamonds
Lake Superior Agate
Landscape Agate
Lithium Quartz
Mexican Lace Agate
Milky Quartz
Mocha Stone
Moss Agate
Myrickite
Nipomo Agate
Oil Quartz
Onyx
Orbicular Jasper
Owyhee Jasper
Pastelite
Petrified Wood
Pigeon Blood Agate
Plasma
Plume Agate
Prase
Prase-malachite Quartzine
Quetzalitztli
Riband Agate
Riband Jasper
Ribbonstone
Rock Crystal
Rose Quartz
Rutilated Quartz
Sagenite (of Kunz)
Sard
Sardonyx
Sceptre Quartz
Seftonite
Smoky Quartz
Star Quartz
Taconite
Vallum Diamond
Vogelaugenachat
Vogelaugenjaspis
Wilkite Youngite
Agate:
variety of Chalcedony which is in turn a variety of Quartz….
A distinctly banded variety of chalcedony
type locals: Dirillo River, Acate, Ragusa Province, Sicily Italy
Name: derived from Achates River in south Sicily
Varieties:
Abakusz-kö Agate-Jasper Blue Lace Agate
Botswana Agate Brecciated Agate Cloud Agate
Crazy Lace Agate Enhydro Agate Eye Agate
Fairburn Agate Fire Agate Fortification Agate
Fossil Agate Haema-ovoid-agates Herbeckite
Iris Agate Laguna Agate Lake Superior Agate
Mexican Lace Agate Mocha Stone Nipomo Agate
Onyx Pigeon Blood Agate Plume Agate
Riband Agate Sardonyx Vogelaugenachat
Youngite
Chalcedony: “Traditionally defined as a fibrous cryptocrystalline variety of quartz, more recently it has been shown that chalcedony is a mixture of quarts and moganite*, another silica mineral”
*I guess this one gets a post too!
Crystal system: Trigonal
Notes: concentrically banded its agate, layers/bands also called onyx, non banded forms (moss agate) and also its what replaces wood in petrified wood.
Varieties*:
Agate*
Amarillo Stone Amberine Azurchalcedony
Beekite Binghamite Bloodstone
Buhrstone
Carnelian Chrome-Chalcedony
Cubosilicite Damsonite
Dendritic Agate**
Diackethyst Keystonite Chalcedony Landscape Agate**
Moss Agate** Myrickite Orbicular Jasper
Petrified Wood
Plasma Quartzine
Sard Seftonite
*Agate varieties are listed above
** not true agates
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