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Best Andesine natural gemstones

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Buy best and quality Andesine natural gemstones

Buy natural Andesine from gempiece.com, the only source for genuine natural gemstones. Over two decades of expert handling gemstones and 100% customer satisfaction.  Andesine also termed as labradorite in trade was named after the first known source Andes mountains in South America. Andesine is a member of the plagioclase feldspar family. The content was found in igneous rocks. Andesine contains Sodium, Calcium, Aluminium, Silicon, Oxygen which gives a variety of colors like orange, red, champagne, orangey red. Some andesines do have color changing property. The refractive index for the andesine gemstone is 1.543 to 1.564 with Moh’s scale hardness of 6 to 6.5. The specific gravity for andesine is 2.65 to 2.69, andesine labradorite belongs to the crystal group is triclinic in nature. Andesine is also widely available in Congo, Tibet, China, and south India. Labradorite belongs to the feldspar family and an intermediate member of the plagioclase series. Labradorite is said to contain Anorthite (An) and has a fine play of color, which in trade is defined as labradorescence. The effect is due to the light refraction. Andesine was defined to be the red variety if the Labrador group.


Plagioclase is an important content of the earth’s crest and is said that to be a series of the tectocilicate mineral of the feldspar group. The composition of plagioclase is a percentage of Anorthite(An) or Albite(Ab) which basically determines the refractive index of the material.  If the percentage if An:Ab is 50-70:50-30 then the variety is labradorite. If the percentage if An:Ab is 30-50:70-50 then the variety is andesine. There are also other varieties of the same family called bytownite, oligoclase. Basically plagioclase means oblique fracture which means cleavage angles. In greek terms straight fracture refers to Orthoclase which is also a member of the tectosilicate mineral and this variety is referred to as moonstone.


Andesine labradorite is an excitement in the gemstones industry due to the many varieties and the mystery formulation of the nature’s crest.

 

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Total Products : 12
andesine  2.37cts - 10x8mm andesine  2.37cts - 10x8mm
New ↓ $100 Featured Rare
SKU: GEM24023383
2.37 carats blood red natural andesine oval 10x8 mm unknown..
$99.00
andesine  2.29cts - 10x8mm andesine  2.29cts - 10x8mm
New Featured Rare
SKU: GEM23103178
2.29 carats blood red natural andesine oval 10x8 mm unknown..
$149.00
andesine  1.53cts - 9x7mm andesine  1.53cts - 9x7mm
New ↓ $100 Rare
SKU: GEM23052979
1.53 carats blood red natural andesine oval 9x7 mm unknown..
$59.00
andesine  2.06cts - 10x8mm andesine  2.06cts - 10x8mm
New ↓ $100 Featured Rare SOLD - Out Of Stock
SKU: GEM22082411
2.06 carats blood red natural andesine oval 10x8 mm unknown..
$99.00
andesine  4.66cts - 8x6mm andesine  4.66cts - 8x6mm
New Featured Rare
SKU: GEM22011755
4.66 carats flawless orange peach natural andesine oval 8x6 mm oregon..
$189.00
andesine  2.13cts - 10x8mm andesine  2.13cts - 10x8mm
Featured Rare
SKU: GEM21061283
2.13 carats red natural andesine oval 10x8 mm congo..
$99.00
andesine  2cts - 10x8mm andesine  2cts - 10x8mm
New ↓ $100 Rare
SKU: GEM21041256
2 carats red natural andesine oval 10x8 mm congo..
$99.00
andesine  2.17cts - 10x8mm andesine  2.17cts - 10x8mm
New ↓ $100 Rare
SKU: GEM21021030
2.17 carats vivid red natural andesine oval 10x8 mm congo..
$99.00
andesine  2.09cts - 10x8mm andesine  2.09cts - 10x8mm
New ↓ $100 Rare
SKU: GEM21010840
2.09 carats blood red natural andesine oval 10x8 mm congo..
$99.00
andesine  2.11cts - 10x8mm andesine  2.11cts - 10x8mm
New ↓ $100 Rare
SKU: GEM21010778
2.11 carats vivid red natural andesine oval 10x8 mm congo..
$89.00
andesine  2.57cts - 10x8mm andesine  2.57cts - 10x8mm
Rare SOLD - Out Of Stock
SKU: GEM20110460
2.57 carats blood red natural andesine oval 10x8 mm congo..
$204.00
andesine  1.86cts - 10x8mm andesine  1.86cts - 10x8mm
New Rare
SKU: GEM20110444
1.86 carats blood red natural andesine oval 10x8 mm congo..
$119.00
Showing 1 to 12 of 12 (1 Pages)
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