写真素材の検索結果

Tourmaline mineral, light micrograph

Tourmaline crystal, thin section

Tourmaline mica in slate

Kelephytic corona, light micrograph

Lherzolite rock, light micrograph

Eclogite rock, light micrograph

Pyroxenite rock, light micrograph

Dunite rock, light micrograph

Olivine flakes, light micrograph

Lherzolite rock, light micrograph

Peridotite rock, light micrograph

Black tourmaline, SEM

Mylonite, light micrograph

Quartzite mineral, light micrograph

Gabbro rock, light micrograph

Komatitite rock, light micrograph

Verdite green tourmaline gemstone

Mica schist folds, light micrograph

Granodiorite rock, light micrograph

Melaphyr rock, light micrograph

Bi-coloured tourmaline crystals

Garnet mica schist thin cut, polarised light micrograph

Graphic tourmaline, light micrograph

Rock strain fringes, light micrograph

Rock strain fringes, light micrograph

Granite rock, light micrograph

Tourmaline gemstone

Tourmaline gemstone

Tourmaline gemstone

Tourmaline gemstone

Tourmaline gemstone

Tourmaline gemstone

Kimberlite rock, light micrograph

Actinolite mineral, light micrograph

Calcite mineral, light micrograph

Disthene mineral, light micrograph

Tourmaline gem

Tourmaline pegmatite

Tourmaline Pegmatite

Elbaite mineral (tourmaline)

Tourmaline gem, 365 carat

Tourmaline crystals in quartzite

Rubellite Tourmaline in Lepidolite Mica

Green Tourmaline in Muscovite, Maine

Black tourmaline in mica schist

Black tourmaline in mica schist

Pink tourmaline crystals growing on mica

Pink tourmaline crystals growing on mica

Tourmaline

Tourmaline

Tourmaline

Tourmaline

Tourmaline

Tourmaline

Staurolite crystal, light micrograph

Tourmaline crystals

Tourmaline specimen

Watermelon tourmaline

Tourmaline crystal

Tourmaline gemstones

Tourmaline quartz

Peridotite, polarised light micrograph

Granulite mineral, light micrograph

Amphibole mineral, light micrograph

Amphibole mineral, light micrograph

Pyroxenite mineral, light micrograph

Raw tourmaline crystal

Tourmaline gemstones and crystal

Tourmaline crystals in quartz

Tourmaline in quartz

Tourmaline crystals in matrix

Tourmaline crystals in matrix

Elbaite crystal, variety Tourmaline

Albite with Tourmaline

Tourmaline crystals on Albite

Tourmaline crystals in quartz

Tourmaline gemstones in quartz

Tourmaline crystals in quartz

Indicolite tourmaline faceted stone

Watermelon tourmaline crystalline stone

Schorl tourmaline crystal stone

Rubellite tourmaline pendant

Tourmaline crystal specimen

Tourmaline crystal specimens

Tourmaline crystals in quartz

Tourmaline crystals in quartz

Tourmaline in gneiss rock

Bi-coloured tourmaline crystals

Blue tourmaline crystals

Blue tourmaline crystals

Amphibolite, light micrograph

Amphibolite, light micrograph

Gneiss with garnet, light micrograph

Gneiss with garnet, light micrograph

Tourmaline Crystals, Minas Gerais, Brazil

Schorl variety of Tourmaline, Namibia

Quartz and green tourmaline crystals

Tourmaline embedded in feldspar rock

Schorl, the black variety of Tourmaline

Elbaite mineral

Dravite mineral

Granite specimen

Crystals of green toumaline and pink lepidolite

Elbaite on albite and quartz

Schorl and quartz crystals in groundmass

Polarised LM of a thin section of diorite

Polarised LM of a thin section of diorite

Tourmaline

Garnets in micaschist, light micrograph

Polarised LM of thin section of gabbro

Snowball garnet, light micrograph

Tourmaline cross section

Plutonic rock, light micrograph

Retrograde eclogite, light micrograph

Mica flakes, light micrograph

Crenulation cleavage, light micrograph

Andesite rock, light micrograph

Norite rock, light micrograph

Hornblendite rock, light micrograph

Hornfels, polarised light micrograph

Tourmaline gemstone

Tourmaline gemstones

Tourmaline crystals in quartz

Tourmaline crystals in quartz

Cut Watermelon Tourmaline gemstone

Yellow-green Tourmaline rough

Yellow-green Tourmaline rough

Trillion cut tourmaline gemstone

Hawk's Eye quartz stone

Prehnite mineral

Cut green Paraiba Tourmaline gemstone

Tourmaline schorl specimen

Agate, polarised light micrograph

Opal mineral stone

Quartz nodule, polarised light micrograph

Quartz nodule, polarised light micrograph

Trachyte. polarised light micrograph

Amphibolite, light micrograph

Gneiss with garnet, light micrograph

Gneiss with garnet, light micrograph

Tourmaline unworked stones

Tourmaline

Mica in quartz, light micrograph

Graphic granite rock, light micrograph

Jasper, polarised light micrograph

Jasper, polarised light micrograph

Opal gemstones

Blue opal gemstones

Opal gemstones

Opal specimens

Opal specimen

Single piece of blue opal

Opal rock

Black opal gemstone

Gneiss, thin section, polarised LM

Marble, polarised light micrograph

Mineral properties, 18th century

Rubellite I

Rubellite II

Peridotite rock

Opalised fossil

Tourmaline on quartz

Tourmaline on quartz

Granitic pegmatite

Cut green Tourmaline gemstone

Orthogneiss, light micrograph

Orthogneiss, light micrograph

Tourmaline

Tourmaline

Mica schist folds, polarised light LM

Mineral samples

Siberian agate, polarised light micrograph

Gabbro rock, polarised light micrograph

Gabbro rock

Dolerite rock crystals, polarised LM

Hawaiite, thin cut, polarised light micrograph

Ammonite fossil, thin section

Mica schist folds, light micrograph

Selenite mineral, light micrograph

Deformed calcite crystal

Polarized light experiments, 1847

Amethyst, SEM

Microdiamond crystal

Arkose, polarised light micrograph

Limestone, light micrograph

Limestone, light micrograph

Limestone, light micrograph

Rock mineral crystals, polarised LM

Granite, polarised light micrograph

Aplite, polarised light micrograph

Turquoise mineral

Opal gemstone

Rough pinkish-red Rubellite

Rubellite I

Rubellite II

Luxulyanite, thin section, LM

Luxulyanite, thin section, LM

Luxulyanite, thin section, LM

Tourmaline in pegmatite host rock

Tourmaline in pegmatite host rock