swap_horiz Andalusite Alternatives

1

Pigeon's Blood Ruby

Pigeon's blood describes a prized vivid-red appearance in ruby, rather than a separate mineral species. Ruby is red coru...

Jewelry Myanmar Corundum Vivid Red

9.11 Excellent

2

Diamond

Diamond is a crystalline form of carbon whose atomic structure gives it the highest scratch hardness among natural miner...

Jewelry Carbon Precious Colorless

9.06 Excellent

3

Royal Blue Sapphire

A Royal Blue Sapphire is a highly prized member of the corundum family, renowned for its intense blue hue. Kashmir sapph...

Jewelry Kashmir Corundum Royal Blue

8.92 Great

4

Padparadscha Sapphire

A Padparadscha sapphire is a unique variety of corundum distinguished by its delicate pink-orange hue resembling a lotus...

Jewelry Rare Corundum Pink Orange

8.83 Great

5

Musgravite

First identified in Australia's Musgrave Ranges, musgravite is a rare mineral of the taaffeite group that can be fashion...

Jewelry Beryllium Ultra Rare Gray Green

8.83 Great

6

Cornflower Blue Sapphire

The Cornflower Blue Sapphire is a variety of sapphire prized for its delicate blue hue reminiscent of the flower’s color...

Classic Jewelry Corundum Cornflower

8.83 Great

7

Indicolite Tourmaline

Indicolite is the blue to blue-green color variety of elbaite, a species in the tourmaline mineral group. Its color is a...

Blue Jewelry Tourmaline Pleochroic

7.45 Good

8

Zircon

Zircon is a naturally occurring mineral composed mainly of zirconium silicate, with the chemical formula ZrSiO4. It crys...

Natural Jewelry December Birthstone High Dispersion

5.75 Mediocre

9

Charoite

Charoite is a rare purple silicate mineral and rock material known for swirling, fibrous patterns in shades of violet, l...

Jewelry Purple Siberian Silicate

5.52 Mediocre

10

Scapolite

Scapolite is a group of closely related aluminosilicate minerals that commonly forms in metamorphic rocks and in some al...

Varied Jewelry Silicate Yellow Purple

5.52 Mediocre

11

Kunzite

Kunzite is a pink, lilac, or violet variety of spodumene, a lithium aluminum silicate mineral that also occurs in colorl...

Jewelry Pastel Pink Violet Spodumene

5.38 Mediocre

12

Fluorite

Fluorite is a mineral composed of calcium fluoride and is the principal source of fluorine in industrial processing. It...

Collectible Jewelry Fluorescent Halide

5.34 Mediocre

13

Iolite

Iolite is the gem variety of cordierite, a magnesium- and aluminum-bearing silicate mineral that commonly appears blue,...

Affordable Jewelry Blue Violet Pleochroic

5.06 Mediocre

14

Axinite

Axinite is a group of calcium-bearing borosilicate minerals known for strongly pleochroic colors, in which the apparent...

Jewelry Borosilicate Pleochroic Brown Violet

4.97 Poor

15

Ferro-axinite

Ferro-axinite is an iron-rich calcium borosilicate mineral in the axinite group. It is commonly recognized by its clove-...

Jewelry Brown Pleochroic Axinite

4.88 Poor

16

Kyanite

Kyanite is an aluminosilicate mineral with the chemical formula Al2SiO5. It is distinguished by strong directional varia...

Blue Jewelry Silicate Anisotropic

4.83 Poor

17

Agate

Agate is a variety of chalcedony, the microcrystalline form of quartz, usually recognized by bands or other patterns cre...

Jewelry Banded Layered Multicolor

4.60 Poor

18

Epidote

Epidote is a calcium-aluminum-iron sorosilicate mineral with a monoclinic crystal structure and a composition commonly w...

Jewelry Pistachio Silicate Green Brown

4.42 Poor

19

Dumortierite

Dumortierite is a fibrous aluminum borosilicate mineral that commonly forms columnar crystals or parallel aggregates. It...

Blue Jewelry Opaque Silicate

4.42 Poor

20

Prehnite

Prehnite is an orthorhombic calcium aluminosilicate mineral with the formula Ca2Al2Si3O10(OH)2. It was described in 1788...

Green Pale Jewelry Translucent

4.19 Poor