swap_horiz Cassiterite Alternatives

1

Demantoid Garnet

Demantoid garnet is a rare gemstone belonging to the andradite group. It’s notable for its exceptionally high dispersion...

Green Jewelry Rare High Dispersion

8.37 Great

2

Andradite Garnet

Andradite is a calcium-iron nesosilicate mineral species belonging to the garnet group. It forms in contact metamorphic...

Collector Rare High Dispersion Garnet

8.12 Great

3

Indicolite

Indicolite is the name commonly applied to blue or blue-green specimens of elbaite, a mineral in the tourmaline group. I...

Blue Collector Vibrant Rare

7.76 Good

4

Purple Sapphire

Purple sapphire is a colored variety of the mineral corundum, distinct from ruby by its specific hue. The gemstone achie...

Collector Jewelry Rare Purple

7.54 Good

5

Pezzottaite

Pezzottaite is a rare mineral species recognized for its distinct raspberry-red to pink coloration, often utilized as a...

Collector Rare Madagascar Beryl

7.48 Good

6

Sphene

Sphene, formally known as titanite, is a calcium titanium nesosilicate mineral valued as a collector's gemstone. It is d...

Jewelry Rare Fire High Dispersion

7.18 Good

7

Sphalerite

Sphalerite is a zinc sulfide mineral (ZnS) and the chief ore of zinc. Transparent specimens are faceted into collector's...

Collector Crystal Red Yellow High Dispersion

7.12 Good

8

Euclase

Euclase is a rare beryllium aluminum silicate mineral with the chemical formula BeAlSiO₄(OH). Its name derives from the...

Collector Rare Brazil Blue Green

7.10 Good

9

Blue Amber

Blue amber is an uncommon variety of fossilized tree resin known for producing a blue or blue-green appearance under ult...

Organic Collector Rare Dominican Republic

7.04 Good

10

Phenakite

Phenakite, also spelled phenacite, is a beryllium silicate mineral with the chemical formula Be2SiO4. It commonly forms...

Collector Rare Colorless Silicate

7.03 Good

11

Brazilianite

Brazilianite is a sodium aluminium phosphate mineral with the chemical formula NaAl3(PO4)2(OH)4. It was recognized as a...

Collector Rare Brazil Phosphate

7.01 Good

12

Topazolite Garnet

Topazolite is a yellow to greenish-yellow variety of andradite, a calcium-iron garnet. It is known from Alpine localitie...

Collector Rare Yellow Garnet

6.86 Fair

13

Cerussite

Cerussite is lead carbonate, a mineral formed mainly in the oxidized zones of lead-bearing ore deposits. It crystallizes...

Collector Carbonate Colorless High Dispersion

6.82 Fair

14

Hambergite

Hambergite is a rare beryllium borate mineral first described in 1883 by the Norwegian mineralogist W. C. Brøgger. It wa...

Collector Rare Colorless Borate

6.66 Fair

15

Iris Agate

Iris agate is a finely banded variety of agate, a form of chalcedony, whose microscopic layers can produce a rainbow eff...

Collector Rare Chalcedony Rainbow Diffraction

6.62 Fair

16

Sillimanite

Sillimanite is an aluminium silicate mineral with the chemical formula Al2SiO5, and one of three polymorphs that also in...

Blue Collector Rare Silicate

6.42 Fair

17

Neptunite

Neptunite is an approved silicate mineral with the formula KNa2LiFe2+2Ti2Si8O24. It commonly forms black to dark-red mon...

Collector California Rare Black Red

6.38 Fair

18

Herderite

Herderite is a calcium beryllium phosphate mineral in the apatite group, with the formula CaBe(PO4)(F,OH). It crystalliz...

Collector Rare Crystal Phosphate

6.31 Fair

19

Rutile

Rutile is a naturally occurring oxide mineral composed mainly of titanium dioxide (TiO2). Its tetragonal crystals are co...

Collector Red Brown Crystal Oxide

6.24 Fair

20

Franklinite

Franklinite is a black, opaque zinc, manganese, and iron oxide mineral belonging to the spinel group. Its chemical compo...

Black Collector Rare Oxide

5.61 Mediocre