Kuarsa.docx

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Lembar Deskripsi Acara Sifat Fisik Mineral Non Logam

Tinggi 4cm

Tampak dasar( bawah)

Lebar 13cm

Tampak atas

1. Warna

: Putih

2. Kilap

: kaca

3. Kekerasan

: 7 SM

4. Gores

: Putih

5. Belahan / Pecahan

: Sempurna

6. Tenasity

: Brittle

7. Berat Jenis

: 2,56 gr/cm3

8. Kemagnetan

: Diamagnetik

9. Transparansi

: Transparant

10. Sifat Khas

: mineral yang paling resisten

11. Nama Mineral / Rumus Kimia

: Kuarsa (SiO2)

GENESA

: Terbentuk sebagai deposit air panas pada kedalamanyang dangkal, deposit air

meteorit atau deposit larutan hipogen temperature rendah.Sering mengisi rekah-rekah atau rongga pada batuan dan mengganti sel-sel kayu. Bias juga oleh bunga karang ( spongeradiola dandiatomea dari sekresi silika).

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