Specials - Minerals & Gems

500 gr (total number pieces not quantified). Each stone: 0.2-0.9 gr -...

500 gr (total number pieces not quantified). Each stone: 0.1-0.7 gr -...

sample of lapillus (ember of volcanic pumice) or fragment of lava...

sample of lapillus (ember of volcanic pumice) or fragment of lava...

Collection, with book, of volcanic samples (ashes, rocks, pumice...

Picture Stone 38,7 gr - mm 52 x 51 x 6. Under the name of figured...

Picture Stone 27 gr - mm 71 x 30 x 4. Under the name of figured...

They are 10 different tumbled stones, about 3-12 mm, 100 gr for each...

extra quality, 4277 gr - cm 21.5 x 16 x 9.5

volcanic ash pumice sample erupted Mount St. Helens. Rare collection...

Educational Kit on the interesting world of meteorites. The kit...

They are 10 different tumbled stones, about cm 1-2.5, 100 gr for each...

Picture Stone 30 gr - mm 75 x 35 x 5. Under the name of figured...

lot 3 pieces little geodes of agata sectioned in couple, 124.3 gr in...

5.9 gr - cm 2.6, only a piece, as in picture. You can add black...

7.7 gr - cm 2.2, only a piece, as in picture. You can add black...

397 gr - cm 8.9 x 5.8 x 6.1, only a piece, as in picture

479 gr - cm 12.3 x 4.7 x 7, only a piece, as in picture

blue flash cabochon labradorite, 15 carats, mm 19 x 14.5 x 4.8, as in...

880 gr, diameter 85 mm (for support see Equipment Catalog)

633 gr, diameter 76 mm (for support see Equipment Catalog)

31-50 gr - cm 2-3.5

500 gr, about 70-90 pieces. Each stone: 3-7 gr - cm 1.5-2.5

lot 4 ovos or ema egg (form of tumbled quartz found in Ema River of...

4 pieces, ( amethyst, synthetic green malachite, red jasper, tiger...

lot 5 points of "phantom" chrystal black ialine quartz,...

only a piece, about 2-4 gr, cm 1.5-2. Also available in single...

Picture Stone 46.3 gr - mm 78 x 39 x 6. Under the name of figured...

Picture Stone 42.6 gr - mm 81 x 42 x 5. Under the name of figured...

lot 7 points of "phantom" chrystal black ialine quartz,...