Corsi Collection of Decorative Stones

Page 2 of 4, showing 101 - 200 of 326 stones.
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OUMNH number Name and quarry location Geological description
OUMNH number Name and quarry location Geological description
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.
947stone 947 Breccia di Settebasi, from Isle of Skyros, Sporades, Central Greece Sheared limestone conglomerate, metamorphosed to marble.
690stone 690 Breccia di Sicilia, from Sicily, Italy Conglomerate, with igneous clasts showing altered margins, in limestone matrix with well-preserved microfauna.
952stone 952 Breccia di Siena, from Siena, Tuscany, Italy Sheared polymict limestone conglomerate. The shearing may have been synsedimentary: Solution seams and stylolites are pervasive. Perhaps a sheared debris flow.
474stone 474 breccia di Taormina, from Taormina, Messina, Sicily, Italy; or perhaps breccia della Villa Casali, locality unknown Polymict breccia of limestone clasts in red micritic matrix.
427stone 427 Breccia di Terni, from Terni, Umbria, Italy Polymict limestone conglomerate, clasts mainly of pink or creamy white pelagic limestone, some rimmed with dendritic manganese oxides. It also contains clasts of coarsely crystalline white calcite.
467stone 467 Breccia di Tivoli, from Tivoli, Lazio, Italy Black limestone breccia with white limestone matrix.
691stone 691 Breccia di Torrita, from Torrita Tiberina, near Rome, Lazio, Italy Polymict conglomerate of limestone pebbles, bordering on compact calcite travertine. The cement is calcarenite. There is extensive brown filler.
480stone 480 Breccia di Val di Radi, breccia di Siena, from Valle di Radi, Siena, Tuscany, Italy Sheared micritic limestone with plastic deformation features, weakly metamorphosed.
434stone 434 Breccia dorata, from Montagnola Senese, Siena, Tuscany, Italy Breccia of fine-grained recrystallised limestone (probably weakly metamorphosed) clasts, closely packed, with minimal red calcareous matrix. Pink colour is leached, not present in rims of larger clasts and all the smaller clasts. It has stylolites, stylolitised clast boundaries, and a few sparry calcite-filled cavities.
411stone 411 Breccia dorata, from Siena, Tuscany, Italy Limestone breccia/conglomerate with pervasive suturing and solution-modification of clast boundaries.
412stone 412 Breccia dorata, from Siena, Tuscany, Italy Limestone breccia with solution-modified fractures
680stone 680 Breccia frutticolosa, from Bourdeau, Savoie, France Conglomerate of diverse limestone clasts. Clasts have been burrowed by marine bivalves. Matrix is calcareous sandstone with ferromagnesium silicate grains of volcanic origin.
419stone 419 Breccia gialla e nera, from Portovenere, La Spezia, Liguria, Italy Black and grey limestone conglomerate, with a yellow ferruginous calcite matrix.
413stone 413 Breccia gialla, locality unknown Polymict limestone breccia/conglomerate.
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.
945stone 945 Breccia pavonazza bruna o dal suffragio, locality unknown Polymict breccia-conglomerate. Smaller clasts in matrix are realatively rounded and ferruginous reddish-brown, and all clasts are have ferruginous mainly stylolitic clast boundaries Voids are filled with sparry calcite. A few clasts contain bright green, 'fushsite' (chromium-bearing muscovite).
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.
431stone 431 Breccia pavonazzetto, from Iscehisar (Synnada), Afyonkarahisar Province, Turkey Marble breccia; a heavily stylolitised, metamorphosed polymict limestone conglomerate, probably resedimented.
953stone 953 Breccia persichina, perhaps breccia Medicea, from Stazzema or Seravezza, Lucca, Tuscany, Italy Sheared, metamorphosed solution-modified limestone with stylolites, not entirely recrystallised to marble, fossils are still widely evident.
485stone 485 breccia rossa Appenninica, from between Biassa and Pegazzano, La Spezia, Liguria, Italy Burrowed stylolitised nodular limestone which has been tectonically modified.
439stone 439 Breccia rossa di Trapani, rosso di Castellammare, from Castellammare, Trapani, Sicily, Italy Jurassic-Cretaceous burrowed red, nodular micritic pelagic limestone with abundant thin-shelled bivalve (Bositra) debris. Note solution seams.
943stone 943 Breccia rossa, locality unknown Metamorphosed (tectonised) limestone breccia with calcite/hematite-filled fractures, solution seams and stylolites.
482stone 482 Breccia traccagnina di Monte Gargano, from Monte Gargano promontory, Foggia, Puglia, Italy Polymict limestone conglomerate with limestone matrix. It has stylolitised, solution-modified contacts between clasts.
481stone 481 Breccia traccagnina di Vitulano, from Vitulano, Benevento, Campania, Italy Polymict predominantly limestone conglomerate.
402stone 402 Breccia traccagnina, breccia Capitolina, locality unknown Polymict limestone conglomerate.
946stone 946 Breccia traccagnina, breccia Capitolina, locality unknown Polymict limestone conglomerate.
403stone 403 Breccia traccagnina, brecha da Arrábida, from Siera di Arrábida, Setúbal, Portugal Polymict limestone conglomerate
395stone 395 Breccia traccagnina, locality unknown Polymict limestone and dolomite conglomerate with solution-modified clast boundaries and stylolites.
396stone 396 Breccia traccagnina, locality unknown Polymict limestone conglomerate with solution-modified sutured clast boundaries and stylolites.
397stone 397 Breccia traccagnina, locality unknown Polymict limestone, and dolomite breccia/conglomerate, heavily fractured with sutured, solution-modified clast boundaries and stylolites.
398stone 398 Breccia traccagnina, locality unknown Polymict limestone conglomerate.
400stone 400 Breccia traccagnina, locality unknown Polymict limestone conglomerate; heavily altered clast boundaries
401stone 401 Breccia traccagnina, locality unknown Polymict limestone conglomerate - perhaps a debris flow.
679stone 679 Breccia verde d'Egitto, Breccia universale, from Wadi Hammamat, Eastern Desert, Egypt Metaconglomerate of metamorphic and igneous clasts (banded tuff, serpentinite, etc) in a sheared chloritised or epidotised matrix. Note that granitic clasts commonly also occcur in this stone, see 969.
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.
415stone 415 Breccia, locality unknown Polymict limestone conglomerate. Matrix is a fossiliferous micrite with minor dendritic Mn-oxides. Some clasts have goethitic rims. Note calcite-filled voids and calcite-filled fractures. Red areas are filler/polishing compound.
464stone 464 Broccatello di Malcesine, nembro rosato, from Malcesine, Lake Garda, Verona, Veneto, Italy Upper Jurassic limestone; a burrowed nodular biomicrite crowded with skeletal grains but microbreccia-conglomerate in places. Note the extersitu stylolite development.
521stone 521 Broccatello di Sentro, from the Verona area, Veneto, Italy. 'Sentro' is perhaps Centro. Brecciated limestone containing scattered yellow euhedral rhombs of calcite, and dendritic manganese oxides.
37stone 37 Broccatello di Siena, convent Siena, from Monte Arrenti near Sovicille, Siena, Italy Sheared limestone breccia with indications of soft sediment deformation fractures and extensive late-stage solution seams and stylolites.
216stone 216 Broccatellone from Verzirhan, Bilecik,Turkey Limestone breccia-conglomerate with a ferruginous matrix. It has extensive post-depositional fracturing and calcite veining.
437stone 437 Broccatellone, from Verzirhan, Bilecik,Turkey Polymict limestone breccia with spar-filled cavities. Note suturing/dissolution at clast boundaries.
448stone 448 Broccatellone, from Verzirhan, Bilecik,Turkey Polymict limestone breccia.
948stone 948 Broccatellone, from Verzirhan, Bilecik,Turkey Tectonised limestone breccia-conglomerate.
736stone 736 Calcedonio di Volterra, Diaspro di Monterufoli, from Monterufoli, near Pomarance, Pisa, Tuscany, Italy Brecciated jasper; relatively unfractured large yellowish clasts, many with halos of yellow goethite banded with cream-coloured microcrystalline quartz. Matrix further away from clasts is colourless-milky agate.
740stone 740 Calcedonio di Volterra, Diaspro di Monterufoli, from Monterufoli, near Pomarance, Pisa, Tuscany, Italy Brecciated grey-white chalcedony, agate in part; many clasts have halos of yellow goethite banded with cream-coloured microcrystalline quartz, the latter present elsewhere as matrix.
754stone 754 Calcedonio di Volterra, Diaspro di Monterufoli, from Monterufoli, near Pomarance, Pisa, Tuscany, Italy Off-white chert clasts in a partially silicified, partly calcite or more probably dolomite matrix.
758stone 758 Calcedonio di Volterra, Diaspro di Monterufoli, from Monterufoli, near Pomarance, Pisa, Tuscany, Italy Breccio conglomerate of siliceous jaspery clasts in a groundmass of partially silicified dolomitic limestone, cavities infilled with colourless to grey agate.
759stone 759 Calcedonio di Volterra, Diaspro di Monterufoli, from Monterufoli, near Pomarance, Pisa, Tuscany, Italy Fractured, rounded jaspery clasts, haloes with banded colourless/ferruginous quartz, in a matrix of colourless granular dolomite.
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.
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.
96stone 96 Cipollino rosso, from Kiyi Kislacik, Milas, Mugla Province, Turkey Fine to medium-grained folded impure limestone, now weakly metamorphosed to marble but the abundant debris suggesting it was in part a calcarenite.
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.
213stone 213 Colombino della Punta Pina, from Punta Pina, island of Elba, Livorno, Tuscany, Italy Brecciated, micritic limestone with extensive calcite-filled fractures.
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.
440stone 440 Corallina di Pisa, from Pisa, Tuscany, Italy Breccia of fine-grained calcite marble clasts.
187stone 187 Cottanello, from Cottanello, Rieti, Lazio, Italy Cretaceous-Eocene pelagic limestone. A brecciated biomicrite with abundant planktonic forams and calcispheres. Calcite-filled fractures and voids are cut by late stage red clay-filled stylolites.
373stone 373 Derbyshire rosewood marble, from Nettler Dale, near Ashford, Derbyshire, England Limestone; a Carboniferous laminated algal biomicrite. Note synsedimentary brecciation of algal laminites.
375stone 375 Derbyshire 'alabaster', Poole's Cavern 'alabaster', from Poole's Cavern, near Buxton, Derbyshire, England Speleothem calcite with irregular aggregates of metallic grey galena crystals cementing brecciated Carboniferous Limestone. The limestone contains abundant crinoids, bryozoa and other bioclasts.
744stone 744 Diaspro antico, locality unknown Brecciated jasper with black-speckled clasts, many with full or partial rims of opaque white chalcedony. Colourless/white/grey agate matrix has patchy yellow speckling, euhedral crystal inclusions of goethite, and minor late-stage crystalline quartz. No sardonyx is present.
748stone 748 Diaspro della Tolfa, from Monti della Tolfa, near Civitavecchia, Rome, Lazio, Italy (not confirmed) Colourless fine-grained quartz with bands and scattered inclusions of pyrite. Brown areas are filler/polishing compound. Circular aggregates of quartz crystals visible on side of specimen resemble silicified coral.
979stone 979 Diaspro delle Alpi, from the Alps Poorly sorted breccio-conglomerate with very heavily fractured argillaceous siliceous clasts and a calcarenite cement. Brown is filler/polishing compound.
756stone 756 Diaspro di Barga, from Barga, Lucca, Tuscany, Italy Milky white chalcedony with aggregates of red hematitic inclusions is cut by a rhombohedral network of fine calcite-filled fractures. Later chalcedony/colourless quartz replaces and is coloured by orange brown siderite. Secondary fractures are more sinuous and random. Dark brown areas are filler/polishing compound.
757stone 757 Diaspro di Barga, from Barga, Lucca, Tuscany, Italy A breccia of brown jaspery fragments in colourless crystalline quartz, in turn surrounded by white chalcedony, voids are filled with yellowish crystalline quartz.
164stone 164 Diaspro tenero di Sicilia, libeccio, from Bisaquino, Palermo, Sicily, Italy Slumped green pelagic limestone with perhaps submarine cement infills of neptunian dykes. Note stylolites. Less fractures than the similar specimen no.171.
165stone 165 Diaspro tenero di Sicilia, libeccio, from Castronuovo di Sicilia, Palermo, Sicily, Italy Limestone, perhaps resedimented; micrite/microsparite crowded with tiny bio/intraclasts and showing traces of grading in places. Note extensive solution seams, stylolites and calcite-filled fractures.
166stone 166 Diaspro tenero di Sicilia, libeccio, from Feudo Lalia, Alia, Palermo, Sicily, Italy Heavily fractured stylolitised birds-eye limestone with extensive fenestral fabric (calcite-filled vugs). Matrix is fossiliferous peloidal micrite/microspar.
161stone 161 Diaspro tenero di Sicilia, libeccio, from Gibellina Vecchia, Trapani, Sicily, Italy Recrystallised limestone; originally probably a noular micrite/microspar, voids filled by sparry calcite. Buff-coloured area are filler.
176stone 176 Diaspro tenero di Sicilia, libeccio, from Rocca delli Panni, Sicily, Italy Syn-sedimentary limestone breccia with voids filled by submarine cement.
171stone 171 Diaspro tenero di Sicilia, libeccio, from Sicily, Italy; perhaps Cefalù area This appears to be submarine cement infills of neptunian dykes in a pelagic green limestone. It is heavily fractured.
174stone 174 Diaspro tenero di Sicilia, libeccio, from Trapani, Sicily, Italy Syn-sedimentary slump breccia with voids infilled by submarine cement. Note pervasive calcite-filled fractures.
537stone 537 Diaspro tenero di Sicilia, pietra topografica di Taormina, from Taormina, Messina, Sicily, Italy Micritic limestone or marl with diagenetic colouring. Veins and fractures are filled with calcite.
536stone 536 Diaspro tenero di Sicilia, tigrato di Trapani, from Custonaci, Trapani, Sicily, Italy Micritic or microsparite limestone containing a mass of Teredo or similar wood-boring bivalves; no evidence of the wood itself remeins.
163stone 163 Diaspro tenero di Sicilia, from Capo Gallo, Palermo, Sicily, Italy Syn-sedimentary breccia with fragments of Triassic-Jurassic limestone (dark) and pink Jurassic-Cretaceous limestone.
162stone 162 Diaspro tenero di Sicilia, from Castellammare del Golfo, Trapani, Sicily, Italy Syn-sedimentary breccia with fragments of Triassic-Jurassic limestone (dark) and pink Jurassic-Cretaceous limestone.
173stone 173 Diaspro tenero di Sicilia, from Castellammare, Trapani, Sicily, Italy Bioturbated limestone, most probably of the Cretaceous-Eocene Scaglia Rossa Formation. It is a fossiliferous pelagic biomicrite crowded with planktonic forams and calcispheres together with some molluscan debris. Note the calcite-filled fractures.
170stone 170 Diaspro tenero di Sicilia, from River Verdura or Sosio, perhaps at San Carlo, Palermo, Sicily, Italy Limestone breccia. A syn-sedimentary breccia with matrix of pink Jurassic-Cretaceous pelagic limestone.
206stone 206 Diaspro tenero di Sicilia, from Sicily, Italy Limestone; fossiliferous burrowed micrite/microsparite with red burrow infilling, perhaps part of a hard ground. Note the calcite-filled fractures and solution seams.
167stone 167 Diaspro tenero di Sicilia, from Taormina, Messina, Sicily, Italy Synsedimentary limestone breccia.
168stone 168 Diaspro tenero di Sicilia, from Taormina, Messina, Sicily, Italy Fine-grained red limestone with synsedimentary slump folds.
169stone 169 Diaspro tenero di Sicilia, from Taormina, Messina, Sicily, Italy Re-sedimented limestone of the Rosso Ammonitico Formation. It is heavily stylolitised, and the colour is diagenetic.
177stone 177 Diaspro tenero di Sicilia, from Taormina, Messina, Sicily, Italy Slumped syn-sedimentary limestone breccia.
178stone 178 Diaspro tenero di Sicilia, from Taormina, Messina, Sicily, Italy A fractured Rosso ammonitico red limestone with prominent stromatactis cavities filled with grey and white calcite. It has stylolites and white calcite-filled veins.
172stone 172 Diaspro tenero di Sicilia, from Trapani, Sicily, Italy Limestone. Syn-sedimentary limestone breccia cut by a neptunian dyke.
175stone 175 Diaspro tenero di Sicilia, from Trapani, Sicily, Italy Tertiary limestone. A bioturbated fossiliferous pelagic biomicrite crowded with planktonic forams and calcispheres, with some molluscan debris. Note calcite-filled fractures.
196stone 196 Fior di persico, from Seravezza, Lucca, Tuscany, Italy Marble; a tectonised and sheared limestone breccia-conglomerate.
954stone 954 Fior di pesco Apuano from Stazzema, near Seravezza, Lucca, Tuscany, Italy Marble breccia; a sheared and tectonised limestone conglomerate.
488stone 488 Fior di pesco Apuano, from Seravezza, Lucca, Tuscany, Italy Sheared marble breccia; perhaps a tectonised burrowed/nodular limestone.
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.
955stone 955 Fior di pesco Apuano, from Stazzema, near Seravezza, Lucca, Tuscany, Italy Heavily fractured calcite marble breccia; a sheared and tectonised limestone conglomerate.
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.
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.
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.
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.
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.
205stone 205 Fior di pesco (fior di persico), from Eretria, Euboea, Central Greece Triassic tectonite. A sheared marble breccia with late-stage calcite-filled veins and fractures
552stone 552 Gesso di Faenza, from Faenza, Ravenna, Emilia-Romagna, Italy Calcite-cemented breccia with small angular gypsum clasts, patches of micritic limestone and smaller dark grains.
22stone 22 Giallo antico, from Chemtou, Tunisia Breccia of clasts of fine-grained limestone, largely recrystallised, in a ferruginous sparry micritic matrix.
23stone 23 Giallo antico, from Chemtou, Tunisia Breccia of clasts of fine-grained limestone, extensively recrystallised through diagenesis, in a ferruginous micritic matrix.
Page 2 of 4, showing 101 - 200 of 326 stones.
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