amber

1

chalcedony

1

gold

1

silica

89

calcite

68

calcium carbonate

66

fossil tooth

55

quartz

50

woolly mammoth

40

chalcedony

35

agate

30

copper ore

25

fossil bone

18

mammoth

16

fluorite

13

copper

11

straight-tusked elephant

11

granite

10

fluorspar

9

iron

9

barium sulphate

8

chalcopyrite

8

femur

8

baryte

7

native copper

7

tin

7

fossil

6

calcium sulphate

5

carbon

5

lead

5

amber

4

azurite

4

calcium fluoride

4

feldspar

4

fossilized tree resin

4

galena

4

gypsum

4

iron ore

4

jet

4

lava

4

limestone

4

right lower 3rd molar

4

silicate

4

tufa

4

unidentified mineral

4

zinc

4

borosilicate

3

clay

3

copper carbonate

3

iron oxide

3

labradorite

3

quartzite

3

rock

3

selenite

3

sphalerite

3

tourmaline

3

tusk

3

vertebra

3

zinc sulphide

3

beryl

2

blue john

2

bornite

2

cassiterite

2

clay nodule

2

copper iron sulphide

2

Derbyshire spar

2

distal femur

2

emerald

2

garnet

2

gold

2

gold ore

2

granite, porphyry

2

iceland spar

2

impression fossil

2

lead sulphide

2

manganese

2

manganese oxide

2

marble

2

mica

2

milky quartz

2

pyrite

2

rock crystal

2

scapula

2

schist

2

1st left molar

1

3rd lower right molar

1

5th upper molar

1

amethyst

1

anterior right lower molar 3

1

anterior right lower second molar

1

atlas vertebra

1

banded calcite

1

biotite

1

Borson's mastodon

1

bovine

1

calcite sandstone

1

calcium

1

chalcocite

1

chert

1

coal ball

1

copper pyrite

1

copper sulphide

1

coprolite

1