Alandų rapakivis
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Vaclovas Intas Stone Museum the provided information is only for reading and watching purposes.
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The website is formatted and designed by JSC Nortal, JSC Alna Software, JSC Asseco Lithuania and Lithuanian art museum. Copying or imitating design elements on other websites is strictly forbidden.
The digital content published on the LIMIS portal could be used on commercial and non-commercial purposes. When using digital content, you must specify the following: author; the name of the exhibit; primary account number or inventory number; the museum which has the exhibit; link to the exhibit in senas.limis.lt. In the event that the author is unknown or anonymous, it must be indicated that the author is unknown or anonymous. If the photo of the exhibit is created by the photographer, the photographer's name and surname must be specified.
Vaclovas Intas Stone Museum the provided information is only for reading and watching purposes.
It is not allowed to reuse, distribute or in any other way use website content Vaclovas Intas Stone Museum without written, prior agreement of the museum. To get the permission please send requests to direktorius@akmenumuziejus.lt.
All document copies and (or) programs must have the copyright symbol © and the registered trademark symbol ® that are not to be removed.
The website is formatted and designed by JSC Nortal, JSC Alna Software, JSC Asseco Lithuania and Lithuanian art museum. Copying or imitating design elements on other websites is strictly forbidden.
Museum | Vaclovas Intas Stone Museum |
Fund | main |
Exhibit type | magminė uoliena |
Field | geologija |
Primary account number | VIAM GEK 361 |
Inventory number | VIAM MM 187 |
Measurements | ilgis – 8,4 cm plotis – 9,6 cm aukštis – 5,6 cm masė – 707 g |
Materials | biotitas raginukė feldšpatai kvarcas |
Description
Exhibit description | Alandų rapakivis – magminė intruzinė uoliena, rudai raudonos spalvos su pavienėmis juodomis dalelėmis, granitinės sudėties, įvairiagrūdis, daugiau vyrauja stambiagrūdis, rapakyvinės (ovoidinės) struktūros, nušlifuotame šone puikiai matomi kalio feldšpatų ovoidai t.y. dideli iki 10 mm dydžio apvalūs ortoklazo fenokristai, apjuosti iki 2 mm storio oligoklazo, uoliena masyvios tekstūros. Uoliena sudaryta iš mafinių (tamsių) mineralų: biotito-6 % ir raginukės-4 %, felzinių (šviesių) mineralų: feldšpato (kalio feldšpato) raudono ir šviesiai rausvo-80 %, kvarco pilko-10 %. Uoliena yra gargždo formos, kurio galas nupjautas ir nušlifuotas. Uolienos susidarymo vieta Alandų salos, maždaug prieš 1,634 – 1,58 mlrd. metų. Radimvietė nežinoma. |
Other titles
Main title
Title | Language | Type | Date | |||
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Alandų rapakivis | more information...
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Information about the rock
Rock | magminė uoliena |