Various Gems (K-Z)

Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities. The documents listed below present information on gemstones that range from occasional use in jewelry to those that are quite rare and seldom faceted because of the lack of suitable starting material.

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34365

Kornerupine
1.64 ct
Kenya
34365

34366

Kornerupine
1.80 ct
Kenya
34366

34067

Kornerupine
3.96 ct
Sri Lanka
34067

35016

Kornerupine
4.39 ct
Tanzania
35016

34069

Kornerupine
7.11 ct
Sri Lanka
34069

34063

Kornerupine
11.19 ct
Sri Lanka
34063

34565

Kornerupine
14.19 ct
Myanmar
34565

33835

Kyanite
2.77 ct
Madagascar
33835

35283

Kyanite
3.55 ct
Zimbabwe
35283

34742

Kyanite
5.78 ct
Nepal
34742

34274

Kyanite
6.10 ct
Brazil
34274

33854

Kyanite
8.37 ct
Brazil
33854

34993

Kyanite
15.81 ct
Tanzania
34993

35579

Leadhillite
3.51 ct
Namibia
35579

35411

Magnesite
12.93 ct
Brazil
35411

35448

Manganotantalite
5.51 ct
Mozambique
35448

35449

Manganotantalite
9.90 ct
Pakistan
35449

35453

Mimetite
4.46 ct
Namibia
35453

35456

Montebrasite
1.34 ct
Brazil
35456

35836

Musgravite (Magnesiotaaffeite)
3.58 ct
Locality not stated
35836

33121

Oligoclase
7.81 ct
Canada
33121

33122

Oligoclase – Sunstone
12.72 ct
Tanzania
33122

33098

Orthoclase
25.33 ct
Madagascar
33098

34392

Orthoclase
58.57 ct
Madagascar
34392

33885

Peridot
19.46 ct
Egypt
33885

35474

Petalite
11.14 ct
Brazil
35474

34291

Petalite
16.48 ct
Brazil
34291

35461

Petalite
17.60 ct
Locality not stated
35461

35636

Pezzottaite
4.15 ct
Madagascar
35636

34094

Phenakite
15.53 ct
Russia
34094

34089

Phenakite
33.15 ct
Brazil
34089

35466

Phosgenite
25.56 ct
Morocco
35466

35481

Phosphophyllite
5.12 ct
Bolivia
35481

35623

Powellite
31.53 ct
India
35623

35485

Prehnite
10.55 ct
Australia
35485

35468

Prehnite
13.61 ct
Locality not stated
35468

35469

Proustite
12.07 ct
Chile
35469

34561

Pyroxene (Enstatite)
1.50 ct
Myanmar
34561

34413

Pyroxene (Enstatite)
9.15 ct
Madagascar
34413

35004

Pyroxene (Enstatite)
13.38 ct
Tanzania
35004

35584

Pyroxmangite
8.54 ct
Brazil
35584

33422

Quartz
56.19 ct
Locality not stated
33422

33388

Quartz (Amethyst)
23.76 ct
Brazil
33388

35001

Quartz – Chalcedony (Chrysoprase)
4.94 ct
Tanzania
35001

35299

Quartz (Citrine)
8.10 ct
Zimbabwe
35299

33423

Quartz (Citrine)
26.57 ct
Locality not stated
33423

33385

Quartz (Rose Quartz)
29.04 ct
Locality not stated
33385

35491

Rhodochrosite
4.62 ct
United States
35491

35019

Rhodochrosite
5.21 ct
South Africa
35019

35496

Rhodonite
2.09 ct
Australia
35496

33479

Sapphirine
1.72 ct
Sri Lanka
33479

33094

Sanidine
28.96 ct
Germany
33094

34659

Scapolite
6.22 ct
Myanmar
34659

34149

Scapolite
6.42 ct
Tanzania
34149

34144

Scapolite
7.41 ct
Myanmar
34144

34597

Scapolite
8.09 ct
Myanmar
34597

34603

Scapolite
11.78 ct
Myanmar
34603

34136

Scapolite
12.43 ct
Myanmar
34136

34297

Scapolite
24.03 ct
Brazil
34297

34150

Scapolite
32.05 ct
Tanzania
34150

34102

Scheelite
9.36 ct
Australia
34102

34099

Scheelite
11.82 ct
China
34099

35510

Scorodite
1.58 ct
Namibia
35510

35500

Sellaite
5.11 ct
Brazil
35500

35505

Siderite
2.65 ct
Portugal
35505

34018

Sillimanite
2.62 ct
Sri Lanka
34018

34014

Sillimanite
3.47 ct
Myanmar
34014

34552

Sillimanite
11.16 ct
Myanmar
34552

34535

Sillimanite
11.79 ct
Myanmar
34535

35589

Sinhalite
10.88 ct
Sri Lanka
35589

34111

Sinhalite
11.24 ct
Sri Lanka
34111

34104

Sinhalite
40.69 ct
Sri Lanka
34104

35512

Smithsonite
8.09 ct
United States
35512

35223

Smithsonite
9.11 ct
United States
35223

35515

Sodalite
5.74 ct
Namibia
35515

35405

Sodalite –Hackmanite
2.94 ct
Canada
35405

34117

Sphalerite
11.05 ct
Spain
34117

34114

Sphalerite
20.88 ct
Spain
34114

34174

Spodumene
21.81 ct
Afghanistan
34174

34176

Spodumene
29.20 ct
Locality not stated
34176

34255

Spodumene
55.50 ct
Brazil
34255

34161

Spodumene (Kunzite)
21.40 ct
Madagascar
34161

34287

Spodumene (Kunzite)
22.98 ct
Brazil
34287

34186

Taaffeite
1.23 ct
Sri Lanka
34186

34188

Taaffeite
2.26 ct
Sri Lanka
34188

34196

Taaffeite
3.23 ct
Sri Lanka
34196

34665

Taaffeite
6.23 ct
Myanmar
34665

34183

Taaffeite
11.23 ct
Sri Lanka
34183

35538

Titanite
0.84 ct
Mexico
35538

34980

Titanite
2.61 ct
Switzerland
34980

34226

Titanite
3.11 ct
Pakistan
34226

34376

Titanite
5.83 ct
Kenya
34376

34216

Titanite
7.85 ct
Mexico
34216

34206

Titanite
8.18 ct
Mexico
34206

33552

Topaz
14.32 ct
Russia
33552

33584

Topaz
18.41 ct
Pakistan
33584

33551

Topaz
19.84 ct
Brazil
33551

34944

Topaz
21.02 ct
Sri Lanka
34944

35258

Topaz
25.67 ct
Zimbabwe
35258

35242

Vivianite
0.82 ct
United States
35242

34431

Titanite
13.00 ct
Madagascar
34431

35535

Titanite – Sphene
1.26 ct
Mexico
35535

34021

Titanite – Sphene
2.86 ct
India
34021

34298

Titanite – Sphene
4.18 ct
Brazil
34298

34332

Titanite – Sphene
20.86 ct
India
34332

34385

Vesuvianite
4.38 ct
Tanzania
34385

34386

Vesuvianite
8.23 ct
Tanzania
34386

35543

Vesuvianite – Idocrase
3.17 ct
Kenya
35543

34123

Willemite
10.15 ct
United States
34123

35554

Wulfenite
2.03 ct
United States
35554

35546

Willemite
9.54 ct
United States
35546

35247

Wulfenite
5.41 ct
United States
35247

35204

Zincite
7.36 ct
United States
35204

35520

Zincite
16.05 ct
Poland
35520

35522

Zoisite
6.11 ct
Tanzania
35522

34128

Zoisite (Tanzanite)
11.98 ct
Tanzania
34128