Corsi Collection of Decorative Stones

Page 10 of 10, showing 901 - 1000 of 1000 stones.
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OUMNH number Name and quarry location Geological description
OUMNH number Name and quarry location Geological description
941stone 941 Pietra perlea di Trento, from Trent, Trentino-Alto Adige, Italy Massive coarsely crystalline calcite with iridescence off incipient cleavages. Reddish brown in places, ferruginous matter coating some incipient cleavage planes.
91stone 91 perhaps bardiglio, from Carrara, Massa e Carrara, Tuscany, Italy; or cipollino, from Carystos, Euboea, Central Greece Fine-grained carbonate mylonite, a heavily sheared carbonate rock. The slab face is cut parallel to the dextral movement direction.
622stone 622 Pietra del Vesuvio, from Mt. Vesuvius, Naples, Campania, Italy Brecciated meta-calcilutite with a few spherical two-phase calcite-filled cavities, and with limonitised siliceous veining. Note brown crystals of ?siderite filling cavities on underside of specimen.
122stone 122 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece Hematite-rich calcite marble, brecciated, with white calcite-filled veins. Triassic age.
118stone 118 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece A marble tectonite of Triassic age. A sheared, deformed calcite marble breccia.
121stone 121 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece A slumped/sheared breccia of Triassic age, with clasts of laminated marble, cut by calcite-filled fractures and late-stage stylolites.
431stone 431 Breccia pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Marble breccia; a heavily stylolitised, metamorphosed polymict limestone conglomerate, probably resedimented.
92stone 92 Cipollino Apuano, from Alta Versilia, Tuscany, Italy Strongly sheared marble. Banding of cream (iron-stained calcite) and green-grey (granular calcite with patchy chlorite/talc) portions at low angle to shear planes, results in tight folding of bands.
565stone 565 Verde antico, from Larissa, Thessaly, Greece A breccia of serpentinite, schistose calc-silicate and crystalline marble clasts in a lime-green serpentinite matrix.
575stone 575 Serpentina di Valsabbia, from Valsabbia, Brescia, Lombardy, Italy Breccia with clasts mainly of serpentinite/ophicalcite, a few of marble.
962stone 962 Verde antico, from Larissa, Thessaly, Greece Breccia with clasts mainly of serpentinite/ophicalcite, and a few of marble.
969stone 969 Breccia verde d'Egitto, breccia universale, from Wadi Hammamat, Eastern Desert, Egypt Metaconglomerate of metamorphic and igneous clasts (pink granite, banded tuff, serpentinite etc) in an epidotised matrix containing chlorite and abundant quartz grains. Cf no.679.
569stone 569 Serpentina verde di Varallo, from Varallo, Novara, Piedmont, Italy Brecciated serpentinite-marble with light to dark green fragmented serpentinite clasts in fine-grained marble and vein calcite matrix. Serpentinite has local concentrations of fine-grained oxide mineral.
594stone 594 Serpentina verde di Genova, from Genoa, Liguria, Italy Brecciated serpentinite. Broken clasts of pale green serpentine, platey 'striped' dark green serpentine and brown/white marble in a matrix of brown and white calcite.
963stone 963 Serpentina di Santa Caterina, from Santa Caterina, island of Elba, Livorno, Tuscany, Italy Serpentinite, finely brecciated and veined with calcite.
137stone 137 Marmo bianco e giallo, breccia nuvolata, locality unknown. A fractured, stylolitised recrystallised limestone or marble, with Liesegang rings of ferruginous colouring.
688stone 688 Breccia delle Alpi, from the Alps Polymict conglomerate with clasts of quartz, chert and silicified limestone. There is extensive intergrowth suturing about some marble/limestone clasts.
258stone 258 Lumachella degli Appennini, from the Apennines, Italy Poorly sorted conglomerate with limestone and marble clasts together with scattered calcareous algal nodules and bivalves (oysters).
451stone 451 Breccia di Lugano, from Lake Lugano, Varese, Lombardy, Italy Slumped (or sheared) limestone/marble breccia, with red and metallic grey hematite, and flecks of green chlorite and yellow-brown goethite.
910stone 910 perhaps breccia corallina, from Verzirhan, Bilecik,Turkey Heavily sheared and recrystallised limestone breccia, almost entirely altered to fine-grained marble.
417stone 417 Breccia pavonazza, locality unknown Polymict limestone/marble breccia-conglomerate with red, calcareous mudstone/lateritic matrix, and stylolites. Some residual fossils appear to be present.
949stone 949 Breccia Medicea or 'Africano', from Seravezza, Lucca, Tuscany, Italy Tectonised polymict breccia-conglomerate of limestone and marble clasts with solution-modified clast contacts.
139stone 139 Bigio antico, bigio morato, from Sigacik (ancient Teos), Izmir Province, Turkey Graphitic medium-grained marble with abundant stylolites, showing relics perhaps of crinoidal debris? Specimen is waxed and polished.
184stone 184 Marmo bianco dell'Alpi from the Alps Medium-grained dolomite marble, very heavily fractured, the fractures infilled with transparent calcite with brown ferruginous tinting.
947stone 947 Breccia di Settebasi, from Isle of Skyros, Sporades, Central Greece Sheared limestone conglomerate, metamorphosed to marble.
703stone 703 Lapis lazuli, from Kokcha Valley, Badakhshan, Afghanistan Rock composed of lazurite, probably with minor blue sodalite, and with flecks of pyrite and minor white calcite; from a marble deposit formed by contact metamorphism.
566stone 566 Verde antico, from Larissa, Thessaly, Greece Breccia with clasts mainly of serpentinite/ophicalcite, a few of marble; extensive scattered crystals of oxide minerals, in a serpentine and calcite matrix. Heavily fractured, many fractures are filled with cross-fibres of chrysotile serpentine.
429stone 429 Corallina di Carrara, from Carrara, Massa e Carrara, Tuscany, Italy Marble breccia, medium-grained calcite marble clasts in a granular ferruginous calcite matrix. It is heavily fractured, the fractures filled with calcite.
491stone 491 Breccia di Sarzana, from Sarzana, near Seravezza, Lucca, Tuscany, Italy; or perhaps breccia di Seravezza, from Seravezza, Lucca, Tuscany, Italy Marble breccia with calcite filled fractures.
146stone 146 Bigio antico, locality unknown A generally fine-grained marble with extensive development of microveins, alteration along some microveins affecting grain-size and colour. Note brown is filler/polishing compound.
149stone 149 Bardiglio, from Carrara, Massa e Carrara, Tuscany, Italy Sheared reticulated mass of fine-grained buff-coloured, and medium-grained, white calcite marble, grey graphite-rich in places.
71stone 71 Nero antico from Jebel Aziza, Tunisia Very fine-grained black marble with intersecting shear fractures and white calcite/pyrite-filled extension veinlets.
160stone 160 Bardiglio, from Carrara, Massa e Carrara, Tuscany, Italy Fine to medium-grained marble with variable traces of graphite/sulphide minerals and showing some lamination and folding.
151stone 151 Bardiglio fiorito, from the Apuan Alps, Tuscany, Italy Tectonite of fine- to medium-grained white or grey calcite marble fragments in black graphite-rich marble; crushed and folded.
144stone 144 Cipollino nero, most probably from Mili, Karystos, Euboea, Central Greece Banded marble (metamorphosed impure limestone). Fine-grained grey layers have a shape fabric calcite which appears axial-planar to folded layering. Fabric is probably a lineation, although, on specimen edge, the grains are equant.
972stone 972 Pudingo delle Alpi, from the Alps Polymict conglomerate with sandstone matrix, clasts: limestone, marble? rock. Fragments possibly volcanic? Some chalcedony. Scattered bivalves and gastropods in the matrix - ?marine
145stone 145 Bigio antico, probably marmor Lesbium, most probably from Moria, Island of Lesbos, North Aegean, Greece Mylonitic marble. A coarse-grained lineated marble with patchy graphitic net-veins.
143stone 143 Bigio antico, locality unknown A very coarse-grained marble with graphite-rich net-veining. Brown areas are filler/polishing compound.
142stone 142 Bigio antico, locality unknown Very coarse-grained marble with rounded white clasts and net-veined graphitic matrix.
61stone 61 Rosso antico, from Akra Tainaron (Cape Matapan), Mani peninsula, Laconia, Peloponnese, Greece A fine-grained hematite-stained calcite marble of late Cretaceous to Eocene age. Slender black veins are evident, and trace manganese contributes to the red colouring.
62stone 62 Rosso antico, from Akra Tainaron (Cape Matapan), Mani peninsula, Laconia, Peloponnese, Greece A fine-grained hematite-stained calcite marble of late Cretaceous to Eocene age. Slender black veins are evident, and trace manganese contributes to the red colouring.
416stone 416 Probably breccia di Sciro from Skyros, Sporades, Central Greece A nodular or conglomeratic limestone, sheared and metamorphosed to a marble breccia, with extensive clay-rich hematitic matrix and deformed calcite veins. Note extensive late-stage solution seamed stylolite development.
901stone 901 Marmo salino dell'Elba, from the island of Elba, Livorno, Tuscany, Italy Fairly coarse-grained calcite marble; bands of sulphide/oxide impurities evident on side of specimen.
97stone 97 Cipollino rosso, from Kiyi Kislacik, Milas, Mugla Province, Turkey A fine to medium-grained folded banded calcite marble, some bands rich in red hematite, others are coloured by grey graphite. A weakly metamorphosed impure limestone.
95stone 95 Cipollino rosso, from Kiyi Kislacik, Milas, Mugla Province, Turkey Fine to medium-grained folded impure limestone or calcite marble, some bands rich in red hematite.
902stone 902 Probably giallo antico from Chemtou, Tunisia, but possibly Giallo di Siena, Siena yellow from Monte Arrenti near Sovicille, Siena, Tuscany, Italy Very fine-grained calcite marble. A fractured, stylolitised, metamorphosed fossiliferous biomicrite limestone. Veins and voids are calcite-filled, and there are abundant small black manganese oxide dendrites.
36stone 36 Giallo di Siena, Siena yellow, from Siena, Italy; most probably from the quarries at Monte Arrenti near Sovicille. Very fine-grained calcite marble or heavily altered limestone tinted yellow by secondary iron minerals.
98stone 98 Perhaps Campan vert from Espiadet, Campan valley, Haute Pyrénées, France, but it may be cipollino Apuano from Alta Versilia, Tuscany, Italy; or another cipollino Impure altered limestone or calcite marble with convoluted white calcite ‘veins’; sheared, with anastomising cream-coloured shear bands. The green coloration is predominantly green-grey granular to prismatic diopside/actinolite.
51stone 51 Marmo carnagione, ‘rosetta di Bergamo’; the province of Bergamo, Italy, is not confirmed as the locality. Medium-grained white calcite marble. A metamorphosed sparite limestone preserving evidence of burrowing. It is almost white; the pink tint comes from discoloured grain-filler.
90stone 90 Cipollino verde, from near Karystos, Euboea, Central Greece Folded medium-grained calcite marble with layers rich in green iron-bearing silicate minerals including chlorite and epidote.
100stone 100 Marmo Greco scritto from Capo de Garde, Annaba (Hippo Regius), Algeria A deformed medium to coarse-grained calcite marble. A tectonite showing linear shear fabric. The banding is more continuous than in Corsi no.99.
99stone 99 Marmo Greco scritto from Capo de Garde, Annaba (Hippo Regius), Algeria A deformed, medium to coarse-grained calcite marble. A tectonite showing linear shear fabric. The dark grey graphite-rich zones result from the deformation of a breccia or vein system rather than a colour-banded rock.
89stone 89 Cipollino verde, from near Karystos, Euboea, Central Greece Folded medium-grained calcite marble with layers rich in green iron-bearing silicate minerals including chlorite and epidote.
154stone 154 Bardiglio, from the Apuan Alps, Tuscany, Italy; very likely from Carrara, Massa e Carrara. Fine-grained calcite marble with stylolites still clearly evident. The white areas are coarser-grained calcite.
35stone 35 Giallo di Siena, Siena yellow, from Siena, Italy; most probably from the quarries at Monte Arrenti near Sovicille. Very fine-grained calcite marble or heavily altered limestone tinted yellow by secondary iron minerals.
159stone 159 Carrara ordinario, from the Apuan Alps, and probably Carrara, Massa e Carrara, Tuscany, Italy Fine to medium-grained calcite marble speckled with crystals and grains of other minerals including the iron sulphide, pyrite.
157stone 157 Bardiglio, from Carrara, Massa e Carrara, Tuscany, Italy Deformed fine- to medium-grained calcite marble. Probably originally a breccia, now much stretched and flattened. Note the yellow ferruginous fill to stylolites.
66stone 66 'Marmo rosso di Seravezza', possibly from Seravezza, Lucca, Tuscany, Italy but perhaps from Greece. Fine-grained hematitic calcite marble
156stone 156 Bardiglio, from Carrara, Massa e Carrara, Tuscany, Italy A folded sheared limestone breccia, now a calcite marble, some layers with either finely disseminated graphite or sulphide minerals. The grain-size of the calcite ranges from very coarse to fine.
189stone 189 Marmo di Candoglia, marmo del Duomo, from Candoglia, Novara, Piedmont, Italy Coarse-grained calcite marble with grey tinted 'veins', and with small grains of quartz scattered through it, giving a slightly mottled appearance.
147stone 147 Bigio antico, marmor Lesbium, from Moria, Island of Lesbos, North Aegean, Greece A very coarse-grained graphite-bearing calcite marble.
148stone 148 Bigio antico, marmor Lesbium, from Moria, Island of Lesbos, North Aegean, Greece A very coarse-grained graphite-bearing calcite marble.
440stone 440 Corallina di Pisa, from Pisa, Tuscany, Italy Breccia of fine-grained calcite marble clasts.
954stone 954 Fior di pesco Apuano from Stazzema, near Seravezza, Lucca, Tuscany, Italy Marble breccia; a sheared and tectonised limestone conglomerate.
955stone 955 Fior di pesco Apuano, from Stazzema, near Seravezza, Lucca, Tuscany, Italy Heavily fractured calcite marble breccia; a sheared and tectonised limestone conglomerate.
152stone 152 Porfido di Sardegna, from Sardinia, Italy Calcite marble with scattered large crystals of calcite in a fine-grained groundmass coloured grey by minute grains of ?graphite. Any brown coloration is polishing compound filling cavities where the large grains have fallen out.
202stone 202 Fior di pesco Apuano, from Stazzema, near Seravezza, Lucca, Tuscany, Italy Marble breccia - a tectonised, sheared limestone, rich in hematite evident as red colouring and metallic grey grains.
479stone 479 Breccia di Seravezza from Seravezza, Lucca, Tuscany, Italy; or breccia di Siena, from Siena, Tuscany, Italy Sheared breccia of calcite marble clasts; ferruginous staining gives yellow colouration.
975stone 975 most probably breccia Medici di Siena, from Siena, Tuscany, Italy Fine-grained calcite marble breccia; a sheared and metamorphosed limestone breccia.
432stone 432 Breccia di Seravezza, from Seravezza; or perhaps breccia Medicea, from nearby Stazzema, Lucca, Tuscany, Italy Fine-grained calcite marble breccia.
477stone 477 Breccia di Seravezza, from Seravezza, Lucca, Tuscany, Italy Breccia of calcite marble clasts.
903stone 903 Rosso antico brecciato, from Kiyi Kislacik, Milas, Mugla Province, Turkey Breccia of calcite marble clasts in a hematitic matrix.
488stone 488 Fior di pesco Apuano, from Seravezza, Lucca, Tuscany, Italy Sheared marble breccia; perhaps a tectonised burrowed/nodular limestone.
621stone 621 Pietra del Vesuvio, from Mt. Vesuvius, Naples, Campania, Italy Brecciated meta-calcilutite, with brown limonitic veining, occasionally widening into calcite-limonite-opaque oxide aggregates. Some of the brown may be filler.
912stone 912 probably marmo Greco scritto, probably from Capo de Garde, Annaba (Hippo Regius), Algeria. A tectonised calcite marble, with fine and medium-grained graphite-rich bands; perhaps originally a marble breccia.
119stone 119 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece Triassic tectonite. A sheared calcite marble breccia with late-stage calcite-filled veins and fractures.
918stone 918 Pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Sheared breccia of marble clasts.
917stone 917 Pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Sheared marble breccia.
490stone 490 Breccia di Sarzana, from Sarzana, near Seravezza, Lucca, Tuscany, Italy; or perhaps breccia di Seravezza, from Seravezza, Lucca, Tuscany, Italy Marble breccia; a metamorphosed polymict limestone breccia with extensive solution seams.
478stone 478 Breccia di Sciro, from Isle of Skyros, Sporades, Central Greece Sheared polymict marble breccia
153stone 153 Bardiglio, from the Apuan Alps, Tuscany, Italy; very likely from Carrara, Massa e Carrara. Brecciated and veined fine-grained calcite marble, the veins of white calcite are in places iron-stained yellow.
123stone 123 Pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Breccia-conglomerate of medium-grained white calcite marble clasts in a purple-red hematite-rich calcite matrix.
124stone 124 Pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Breccia-conglomerate of medium-grained white calcite marble clasts in a purple-red hematite-rich calcite matrix.
687stone 687 Breccia delle Alpi, from the Alps; or perhaps Breccia di Seravezza, from Seravezza, Lucca, Tuscany, Italy Lithic breccio-conglomerate with clasts of dolomitic marble, schist, and other predominantly metamorphic rocks.
685stone 685 Breccia delle Alpi, possibly from the Apuan Alps, Italy Lithic breccio-conglomerate with mainly siliceous clasts including quartz grains, but some of limestone and marble are also present. It is possibly from the Triassic Verrucano Formation.
446stone 446 probably breccia di Carrara, from Carrara, Massa e Carrara, Tuscany, Italy; or breccia di Seravezza, from Seravezza, Lucca, Tuscany, Italy Marble breccia: a limestone breccio-conglomerate that has subsequently been metamorphosed.
495stone 495 Breccia di Carrara, from Carrara, Massa e Carrara, Tuscany, Italy Marble breccia-conglomerate
389stone 389 Rosso brecciato, from Kiyi Kislacik, Milas, Mugla Province, Turkey Marble breccia; matrix-supported clasts of coarse-grained grey and finer-grained white marble. Perhaps a metamorphosed debris flow.
456stone 456 Breccia di Cango, from Cango, Milan, Lombardy, Italy Brecciated marble.
420stone 420 Pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Breccia of medium to coarse-grained calcite marble clasts in a darkred marble matrix.
406stone 406 Breccia di Settebasi fiorito, from Isle of Skyros, Sporades, Central Greece Sheared breccia of fine-grained calcite marble clasts in a hematitic calcareous matrix.
405stone 405 Breccia di Settebasi, from Isle of Skyros, Sporades, Central Greece Sheared fine-grained calcite marble breccia.
83stone 83 'Portasanta', locality unknown Pink and grey coarse-grained marble; a metamorphosed limestone breccia with sutured clast boundaries and yellowish stylolites.
916stone 916 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece Triassic tectonite; a sheared marble with late-stage fractures and solution seams. Dendritic manganese oxides emanate from fractures.
974stone 974 Quarzo erborizzato dell'Elba, from the island of Elba, Livorno, Tuscany, Italy Calcarenite with some grey shell fragments and grains of a black mineral, perhaps schorl.
961stone 961 Arenaria antica, locality unknown Coarse-grained bio calcarenite, with algal, foram, molluscan grains dominant. Matrix is colourless calcite.
207stone 207 Breccia de' Gherardeschi, perhaps from Tuscany, Italy Limestone. A bio-pel micrite crowded with small intraclasts and shell debris. Anastomosing white material is calcite-replaced scleractinian coral. Note the extensive development of stylolites.
623stone 623 Pietra del Vesuvio, from Mt. Vesuvius, Naples, Campania, Italy Brecciated meta-calcilutite with veins of colourless calcite containing metallic yellow pyrite. It retains signs of soft sediment deformation in darker clasts. Some of the brown may be limonitic but most is filler/polishing compound.
475stone 475 Cipollino mandolato, perhaps Tarteing, from Tarteing, Esplas de Sérou, Ariège, Midi-Pyrénées, France Calcite marble. A metamorphosed nodular limestone, clay matter surrounding the nodules has altered to fine-grained chlorite. A few slender veins have ferruginous infills.
120stone 120 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece Triassic tectonite. A sheared calcite marble breccia with late-stage calcite-filled veins and fractures.
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