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Amazonite

These Amazonite crystals for sale have beautiful color! They range in size from about 1 inch to 5 inches. Amazonite is a beautiful green variety of microcline feldspar. Its chemical formula is KAlSi3 O8 , potassium aluminum silicate. It is popular in jewelry and decorative objects as well as specimens for mineral collectors. These amazonite specimens are from the Pikes Peak region of Colorado an area known for the quality of its material. It is found in pegmatites especially around Lake George.
Amazonite A
$24.95
Amazonite B
$24.95
Amazonite C
$24.95
Amazonite D
$24.95
Amazonite E
$19.95
Amazonite F
$24.95
Amazonite G
$24.95
Amazonite H
$24.95
Amazonite I
$16.95
Amazonite J
$24.95
Amazonite K
$19.95
Amazonite L
$19.95
Amazonite N
$24.95
Amazonite O
$24.95
Feldspars are the most abundant mineral in the earth's crust. Microcline is the common potassium feldspar found in pegmatites. But the green variety of microcline feldspar called amazonite is rare. The green color comes from traces of lead and OH-1.

Mineral Properties Chemical formula: KAlSi3 O8 , potassium aluminum silicate.

Color(s): light green to blue green
Streak: White
Luster: vitreous
Transparency: translucent to opaque
Crystal system: triclinic
Crystal Habits: include blocky, or tabular crystals. Crystals are close to rectangular or square cross-section; Twinning is common.
Specific Gravity: About 2.5 depending on the specimen
Hardness (Mohs): 6 to 6.5
Cleavage: perfect in one and good in another direction forming nearly right angled prisms.
Fracture: conchoidal
Uses: Mineral Specimens, jewelry and ornamentals
Associated Minerals: quartz, muscovite and plagioclase feldspars. Location: Includes Pikes Peak region of Colorado in the USA; Russia; Brazil; and Madagascar.

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