The products are adorable, and the shop provides excellent service—they respond to messages quickly and handle any issues effectively.
爆米花状石膏 – 中国贵州 – 4.6 cm
尺寸: 4.6 × 3.3 × 3.8 cm (1.81 × 1.30 × 1.50 in) · 46 mm (1.81 in).
贵州产爆米花状石膏:层层交叠的白垩色瓣状突起,表面带细密皱褶,凹陷处撒着锈橙色的氧化铁。 硬度仅莫氏 2,图中以透明压克力方块承托。 4.6 × 3.3 × 3.8 cm,51 g。
- 矿物
- 石膏
- 产地
- Guizhou Province, China
- 尺寸
- 4.6 cm × 3.3 cm × 3.8 cm
- 重量
- 51 g
Based in China · China warehouse · 运费
Dispatch within 1–2 days. This is our general delivery estimate, not a destination guarantee; customs and carrier delays may apply.
US$38 = $38.00 · US$5 = $5.00
Shipping is free from US$38; below US$38, US$5 per parcel. Standard import duties are covered only on eligible routes. Local taxes and other applicable charges may be extra.
配送政策标本详情
| 矿物 | 石膏 |
|---|---|
| 产地 | Guizhou Province, China |
| 晶系 | 单斜晶系 |
| 化学式 | CaSO₄·2H₂O |
| 尺寸 | 4.6 cm × 3.3 cm × 3.8 cm |
| 重量 | 51 g |
| 颜色 | White |
| 矿种 | 石膏 |
关于此标本
尺寸: 4.6 × 3.3 × 3.8 cm (1.81 × 1.30 × 1.50 in) · 46 mm (1.81 in).
白垩般的瓣状突起在这件小巧石膏的表面层层交叠,每一瓣都布满细密的同心皱纹,凹陷处撒着锈橙色的氧化铁。 外形是一朵扁平的玫瑰花结,约莫核桃大小;多数石膏呈玻璃光泽,它却哑光而不透明:整件标本上找不到一个晶面,只有一层层堆积起来的增生。
石膏的成分是 CaSO4·2H2O,硬度仅莫氏 2——指甲就能刮伤它,湿布更糟,因为石膏微溶于水,一经水洗便会失去光泽。 这种爆米花状晶习来自矿物质水薄膜的缓慢堆积,而非在开放空腔中自由生长,这正是它的表面由一层层圆壳而非平面构成的原因。
4.6 × 3.3 × 3.8 cm,51 g,拍摄时以黏土固定在透明压克力方块上。 图中这一件,就是您将收到的那一件。
常见问题
我收到的会是照片中的这件标本吗?
是的。每件标本都是独一无二的单件,照片呈现的正是您将收到的实物 — 绝不使用素材库照片。
这件石膏是天然的吗?
是的 — 这类标本为天然形成。如同业界惯例,部分标本会经过轻度清理或修整;我们拍摄的是实物标本,并以保守的方式描述其产地与状况。
如何包装与寄送?
订单以全额保险、可追踪的方式寄送至全球,并仔细包装以保护脆弱的晶体。
可以退货吗?
可以 — 提供 14 天退货期。
收藏家怎么说
★★★★★4.98· 官网与 Etsy 顾客评价The products are adorable, and the shop provides excellent service—they respond to messages quickly and handle any issues effectively.

The products are adorable, and the shop provides excellent service—they respond to messages quickly and handle any issues effectively.
The products are adorable, and the shop provides excellent service—they respond to messages quickly and handle any issues effectively.
The products are adorable, and the shop provides excellent service—they respond to messages quickly and handle any issues effectively.

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Good tracking and a pretty piece

Its Nice and beautiful as described

Alles prima, schneller versand und wie beschrieben

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