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  2. North Palawan Block - Wikipedia

    en.wikipedia.org/wiki/North_Palawan_Block

    The North Palawan block is considered to form the northeastern portion of a much larger area of block faulted and foundered pre-Tertiary continental material which extends throughout the southern part of the South China Sea Basin and includes the Spratly Islands and the Dangerous Grounds area off Borneo (Hamilton, 1979). The evidence for the ...

  3. Bahay na bato - Wikipedia

    en.wikipedia.org/wiki/Bahay_na_bato

    The Rizal Shrine in Calamba is an example of bahay na bato.. Báhay na bató (Filipino for "stone house"), also known in Visayan languages as baláy na bató or balay nga bato, and in Spanish language as Casa de Filipina is a type of building originating during the Spanish colonial period of the Philippines.

  4. Mindoro Block - Wikipedia

    en.wikipedia.org/wiki/Mindoro_Block

    The Mindoro block is a microcontinental block located in the Philippine Mobile Belt and the east side of North Palawan Block.It has comprises a metamorphic basement (Mindoro Metamorphics of Teves, 1953) of unknown but probably pre-late cretaceous age, overlain locally by upper cretaceous basalts (Karig, 1983), and more regionally succeeded by a probable upper eocene sequence of basinal clastic ...

  5. Zambales Ophiolite Complex - Wikipedia

    en.wikipedia.org/wiki/Zambales_Ophiolite_Complex

    The ophiolite is composed of two distinct blocks with different ages: Acoje Block: This block has an age of Late Jurassic to Early Cretaceous age. [2] It is composed of island arc tholeiite, which is a type of volcanic rock formed in an island arc setting. Coto Block: This block has an age of Eocene. [3]

  6. Limestone - Wikipedia

    en.wikipedia.org/wiki/Limestone

    Limestone (calcium carbonate CaCO 3) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of CaCO 3. Limestone forms when these minerals precipitate out of water containing dissolved calcium. This can take place ...

  7. Callao Cave - Wikipedia

    en.wikipedia.org/wiki/Callao_Cave

    Callao Cave (IPA:) is one of 300 limestone caves located in the Barangays of Magdalo and Quibal in the municipality of Peñablanca, about 24 km (15 mi) northeast of Tuguegarao City, the capital of Cagayan province within the Peñablanca Protected Landscape and Seascape in the western foothills of the Northern Sierra Madre Mountains on Luzon island in the Philippines.

  8. List of types of limestone - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_limestone

    This section is a list of generic types of limestone. Bituminous limestone; Carboniferous Limestone – Limestone deposited during the Dinantian Epoch of the Carboniferous Period; Coquina – Sedimentary rock that is composed mostly of fragments of shells; Coral rag – Limestone composed of ancient coral reef material; Chalk – Soft carbonate ...

  9. Kapurpurawan Rock Formation - Wikipedia

    en.wikipedia.org/wiki/Kapurpurawan_Rock_Formation

    Kapurpurawan Rock Formation is a natural rock formation in Burgos, Ilocos Norte, Philippines. [1] It is located on the northwestern tip of Burgos [2] and is situated right next to another popular tourist attraction, Bangui Wind Farm. [3]